google-cloud-spanner-admin-database-v1 1.9.0

// Copyright 2025 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
// Code generated by sidekick. DO NOT EDIT.

#[allow(unused_imports)]
use crate::Error;
use crate::Result;

/// Implements [DatabaseAdmin](super::stub::DatabaseAdmin) using a [gaxi::http::ReqwestClient].
#[derive(Clone)]
pub struct DatabaseAdmin {
    inner: gaxi::http::ReqwestClient,
}

impl std::fmt::Debug for DatabaseAdmin {
    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::result::Result<(), std::fmt::Error> {
        f.debug_struct("DatabaseAdmin")
            .field("inner", &self.inner)
            .finish()
    }
}

impl DatabaseAdmin {
    pub async fn new(config: gaxi::options::ClientConfig) -> crate::ClientBuilderResult<Self> {
        let tracing_is_enabled = gaxi::options::tracing_enabled(&config);
        let inner = gaxi::http::ReqwestClient::new(config, crate::DEFAULT_HOST).await?;
        let inner = if tracing_is_enabled {
            inner.with_instrumentation(&super::tracing::info::INSTRUMENTATION_CLIENT_INFO)
        } else {
            inner
        };
        Ok(Self { inner })
    }
}

impl super::stub::DatabaseAdmin for DatabaseAdmin {
    async fn list_databases(
        &self,
        req: crate::model::ListDatabasesRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListDatabasesResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/databases", var_parent,);
                let path_template = "/v1/{parent}/databases";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/ListDatabases")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn create_database(
        &self,
        req: crate::model::CreateDatabaseRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/databases", var_parent,);
                let path_template = "/v1/{parent}/databases";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/CreateDatabase")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn get_database(
        &self,
        req: crate::model::GetDatabaseRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::Database>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_name,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/GetDatabase")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn update_database(
        &self,
        req: crate::model::UpdateDatabaseRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_database_name = try_match(
                    Some(&req)
                        .and_then(|m| m.database.as_ref())
                        .map(|m| &m.name)
                        .map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_database_name,);
                let path_template = "/v1/{database.name}";

                let builder = self.inner.builder(Method::PATCH, path);
                let builder = (|| {
                    let builder = req
                        .update_mask
                        .as_ref()
                        .map(|p| serde_json::to_value(p).map_err(Error::ser))
                        .transpose()?
                        .into_iter()
                        .fold(builder, |builder, v| {
                            use gaxi::query_parameter::QueryParameter;
                            v.add(builder, "updateMask")
                        });
                    Ok(builder)
                })();
                Some(builder.map(|b| (b, Method::PATCH, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req)
                            .and_then(|m| m.database.as_ref())
                            .map(|m| &m.name)
                            .map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "database.name",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/UpdateDatabase")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(req.database, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn update_database_ddl(
        &self,
        req: crate::model::UpdateDatabaseDdlRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_database = try_match(
                    Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/ddl", var_database,);
                let path_template = "/v1/{database}/ddl";

                let resource_name = format!("//spanner.googleapis.com/{}", var_database,);
                let builder = self.inner.builder(Method::PATCH, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::PATCH, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "database",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/UpdateDatabaseDdl",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn drop_database(
        &self,
        req: crate::model::DropDatabaseRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<()>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_database = try_match(
                    Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_database,);
                let path_template = "/v1/{database}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_database,);
                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "database",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/DropDatabase")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner
            .execute(builder, body, options)
            .await
            .map(|r: crate::Response<wkt::Empty>| {
                let (parts, _) = r.into_parts();
                crate::Response::from_parts(parts, ())
            })
    }

    async fn get_database_ddl(
        &self,
        req: crate::model::GetDatabaseDdlRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::GetDatabaseDdlResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_database = try_match(
                    Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/ddl", var_database,);
                let path_template = "/v1/{database}/ddl";

                let resource_name = format!("//spanner.googleapis.com/{}", var_database,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "database",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/GetDatabaseDdl")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn set_iam_policy(
        &self,
        req: google_cloud_iam_v1::model::SetIamPolicyRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_iam_v1::model::Policy>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:setIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:setIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:setIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:setIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:setIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:setIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/SetIamPolicy")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn get_iam_policy(
        &self,
        req: google_cloud_iam_v1::model::GetIamPolicyRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_iam_v1::model::Policy>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:getIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:getIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:getIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:getIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:getIamPolicy", var_resource,);
                let path_template = "/v1/{resource}:getIamPolicy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/GetIamPolicy")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn test_iam_permissions(
        &self,
        req: google_cloud_iam_v1::model::TestIamPermissionsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_iam_v1::model::TestIamPermissionsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:testIamPermissions", var_resource,);
                let path_template = "/v1/{resource}:testIamPermissions";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:testIamPermissions", var_resource,);
                let path_template = "/v1/{resource}:testIamPermissions";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:testIamPermissions", var_resource,);
                let path_template = "/v1/{resource}:testIamPermissions";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .or_else(|| {
                let var_resource = try_match(
                    Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databaseRoles/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:testIamPermissions", var_resource,);
                let path_template = "/v1/{resource}:testIamPermissions";

                let resource_name = format!("//spanner.googleapis.com/{}", var_resource,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.resource).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databaseRoles/"),
                            Segment::SingleWildcard,
                        ],
                        "resource",
                        "projects/*/instances/*/databases/*/databaseRoles/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/TestIamPermissions",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn create_backup(
        &self,
        req: crate::model::CreateBackupRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backups", var_parent,);
                let path_template = "/v1/{parent}/backups";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = (|| {
                    let builder = builder.query(&[("backupId", &req.backup_id)]);
                    let builder = req
                        .encryption_config
                        .as_ref()
                        .map(|p| serde_json::to_value(p).map_err(Error::ser))
                        .transpose()?
                        .into_iter()
                        .fold(builder, |builder, v| {
                            use gaxi::query_parameter::QueryParameter;
                            v.add(builder, "encryptionConfig")
                        });
                    Ok(builder)
                })();
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/CreateBackup")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(req.backup, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn copy_backup(
        &self,
        req: crate::model::CopyBackupRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backups:copy", var_parent,);
                let path_template = "/v1/{parent}/backups:copy";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/CopyBackup")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn get_backup(
        &self,
        req: crate::model::GetBackupRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::Backup>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_name,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/GetBackup")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn update_backup(
        &self,
        req: crate::model::UpdateBackupRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::Backup>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_backup_name = try_match(
                    Some(&req)
                        .and_then(|m| m.backup.as_ref())
                        .map(|m| &m.name)
                        .map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_backup_name,);
                let path_template = "/v1/{backup.name}";

                let builder = self.inner.builder(Method::PATCH, path);
                let builder = (|| {
                    let builder = req
                        .update_mask
                        .as_ref()
                        .map(|p| serde_json::to_value(p).map_err(Error::ser))
                        .transpose()?
                        .into_iter()
                        .fold(builder, |builder, v| {
                            use gaxi::query_parameter::QueryParameter;
                            v.add(builder, "updateMask")
                        });
                    Ok(builder)
                })();
                Some(builder.map(|b| (b, Method::PATCH, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req)
                            .and_then(|m| m.backup.as_ref())
                            .map(|m| &m.name)
                            .map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "backup.name",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/UpdateBackup")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(req.backup, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn delete_backup(
        &self,
        req: crate::model::DeleteBackupRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<()>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_name,);
                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/backups/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/DeleteBackup")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner
            .execute(builder, body, options)
            .await
            .map(|r: crate::Response<wkt::Empty>| {
                let (parts, _) = r.into_parts();
                crate::Response::from_parts(parts, ())
            })
    }

    async fn list_backups(
        &self,
        req: crate::model::ListBackupsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListBackupsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backups", var_parent,);
                let path_template = "/v1/{parent}/backups";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/ListBackups")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn restore_database(
        &self,
        req: crate::model::RestoreDatabaseRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/databases:restore", var_parent,);
                let path_template = "/v1/{parent}/databases:restore";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/RestoreDatabase",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn list_database_operations(
        &self,
        req: crate::model::ListDatabaseOperationsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListDatabaseOperationsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/databaseOperations", var_parent,);
                let path_template = "/v1/{parent}/databaseOperations";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/ListDatabaseOperations",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn list_backup_operations(
        &self,
        req: crate::model::ListBackupOperationsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListBackupOperationsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backupOperations", var_parent,);
                let path_template = "/v1/{parent}/backupOperations";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/ListBackupOperations",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn list_database_roles(
        &self,
        req: crate::model::ListDatabaseRolesRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListDatabaseRolesResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/databaseRoles", var_parent,);
                let path_template = "/v1/{parent}/databaseRoles";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/ListDatabaseRoles",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn add_split_points(
        &self,
        req: crate::model::AddSplitPointsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::AddSplitPointsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_database = try_match(
                    Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:addSplitPoints", var_database,);
                let path_template = "/v1/{database}:addSplitPoints";

                let resource_name = format!("//spanner.googleapis.com/{}", var_database,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.database).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "database",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.spanner.admin.database.v1.DatabaseAdmin/AddSplitPoints")
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(Some(req), &method);
        self.inner.execute(builder, body, options).await
    }

    async fn create_backup_schedule(
        &self,
        req: crate::model::CreateBackupScheduleRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::BackupSchedule>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backupSchedules", var_parent,);
                let path_template = "/v1/{parent}/backupSchedules";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::POST, path);
                let builder = builder.query(&[("backupScheduleId", &req.backup_schedule_id)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/CreateBackupSchedule",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(req.backup_schedule, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn get_backup_schedule(
        &self,
        req: crate::model::GetBackupScheduleRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::BackupSchedule>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_name,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/GetBackupSchedule",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn update_backup_schedule(
        &self,
        req: crate::model::UpdateBackupScheduleRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::BackupSchedule>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_backup_schedule_name = try_match(
                    Some(&req)
                        .and_then(|m| m.backup_schedule.as_ref())
                        .map(|m| &m.name)
                        .map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_backup_schedule_name,);
                let path_template = "/v1/{backup_schedule.name}";

                let builder = self.inner.builder(Method::PATCH, path);
                let builder = (|| {
                    let builder = req
                        .update_mask
                        .as_ref()
                        .map(|p| serde_json::to_value(p).map_err(Error::ser))
                        .transpose()?
                        .into_iter()
                        .fold(builder, |builder, v| {
                            use gaxi::query_parameter::QueryParameter;
                            v.add(builder, "updateMask")
                        });
                    Ok(builder)
                })();
                Some(builder.map(|b| (b, Method::PATCH, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req)
                            .and_then(|m| m.backup_schedule.as_ref())
                            .map(|m| &m.name)
                            .map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "backup_schedule.name",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/UpdateBackupSchedule",
                    )
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(req.backup_schedule, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn delete_backup_schedule(
        &self,
        req: crate::model::DeleteBackupScheduleRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<()>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backupSchedules/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let resource_name = format!("//spanner.googleapis.com/{}", var_name,);
                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backupSchedules/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/backupSchedules/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/DeleteBackupSchedule",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner
            .execute(builder, body, options)
            .await
            .map(|r: crate::Response<wkt::Empty>| {
                let (parts, _) = r.into_parts();
                crate::Response::from_parts(parts, ())
            })
    }

    async fn list_backup_schedules(
        &self,
        req: crate::model::ListBackupSchedulesRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<crate::model::ListBackupSchedulesResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template, _resource_name) = None
            .or_else(|| {
                let var_parent = try_match(
                    Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}/backupSchedules", var_parent,);
                let path_template = "/v1/{parent}/backupSchedules";

                let resource_name = format!("//spanner.googleapis.com/{}", var_parent,);
                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template, resource_name)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.parent).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                        ],
                        "parent",
                        "projects/*/instances/*/databases/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method(
                        "google.spanner.admin.database.v1.DatabaseAdmin/ListBackupSchedules",
                    )
                    .set_url_template(_path_template)
                    .set_resource_name(_resource_name),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn list_operations(
        &self,
        req: google_cloud_longrunning::model::ListOperationsRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::ListOperationsResponse>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations"),
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder =
                    builder.query(&[("returnPartialSuccess", &req.return_partial_success)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations"),
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder =
                    builder.query(&[("returnPartialSuccess", &req.return_partial_success)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations"),
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder =
                    builder.query(&[("returnPartialSuccess", &req.return_partial_success)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instanceConfigs/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations"),
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = builder.query(&[("filter", &req.filter)]);
                let builder = builder.query(&[("pageSize", &req.page_size)]);
                let builder = builder.query(&[("pageToken", &req.page_token)]);
                let builder =
                    builder.query(&[("returnPartialSuccess", &req.return_partial_success)]);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations"),
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/operations",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations"),
                        ],
                        "name",
                        "projects/*/instances/*/operations",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations"),
                        ],
                        "name",
                        "projects/*/instances/*/backups/*/operations",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instanceConfigs/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations"),
                        ],
                        "name",
                        "projects/*/instanceConfigs/*/operations",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.longrunning.Operations/ListOperations")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn get_operation(
        &self,
        req: google_cloud_longrunning::model::GetOperationRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<google_cloud_longrunning::model::Operation>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instanceConfigs/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::GET, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::GET, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/backups/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instanceConfigs/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instanceConfigs/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.longrunning.Operations/GetOperation")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner.execute(builder, body, options).await
    }

    async fn delete_operation(
        &self,
        req: google_cloud_longrunning::model::DeleteOperationRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<()>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instanceConfigs/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}", var_name,);
                let path_template = "/v1/{name}";

                let builder = self.inner.builder(Method::DELETE, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::DELETE, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/backups/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instanceConfigs/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instanceConfigs/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.longrunning.Operations/DeleteOperation")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner
            .execute(builder, body, options)
            .await
            .map(|r: crate::Response<wkt::Empty>| {
                let (parts, _) = r.into_parts();
                crate::Response::from_parts(parts, ())
            })
    }

    async fn cancel_operation(
        &self,
        req: google_cloud_longrunning::model::CancelOperationRequest,
        options: crate::RequestOptions,
    ) -> Result<crate::Response<()>> {
        use gaxi::http::reqwest::{HeaderValue, Method};
        use gaxi::path_parameter::PathMismatchBuilder;
        use gaxi::path_parameter::try_match;
        use gaxi::routing_parameter::Segment;
        use google_cloud_gax::error::binding::BindingError;
        let (builder, method, _path_template) = None
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/databases/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:cancel", var_name,);
                let path_template = "/v1/{name}:cancel";

                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:cancel", var_name,);
                let path_template = "/v1/{name}:cancel";

                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instances/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/backups/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:cancel", var_name,);
                let path_template = "/v1/{name}:cancel";

                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template)))
            })
            .or_else(|| {
                let var_name = try_match(
                    Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                    &[
                        Segment::Literal("projects/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/instanceConfigs/"),
                        Segment::SingleWildcard,
                        Segment::Literal("/operations/"),
                        Segment::SingleWildcard,
                    ],
                )?;
                let path = format!("/v1/{}:cancel", var_name,);
                let path_template = "/v1/{name}:cancel";

                let builder = self.inner.builder(Method::POST, path);
                let builder = Ok(builder);
                Some(builder.map(|b| (b, Method::POST, path_template)))
            })
            .ok_or_else(|| {
                let mut paths = Vec::new();
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/databases/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/databases/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instances/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/backups/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instances/*/backups/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                {
                    let builder = PathMismatchBuilder::default();
                    let builder = builder.maybe_add(
                        Some(&req).map(|m| &m.name).map(|s| s.as_str()),
                        &[
                            Segment::Literal("projects/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/instanceConfigs/"),
                            Segment::SingleWildcard,
                            Segment::Literal("/operations/"),
                            Segment::SingleWildcard,
                        ],
                        "name",
                        "projects/*/instanceConfigs/*/operations/*",
                    );
                    paths.push(builder.build());
                }
                google_cloud_gax::error::Error::binding(BindingError { paths })
            })??;
        if let Some(recorder) = gaxi::observability::RequestRecorder::current() {
            recorder.on_client_request(
                gaxi::observability::ClientRequestAttributes::default()
                    .set_rpc_method("google.longrunning.Operations/CancelOperation")
                    .set_url_template(_path_template),
            );
        }
        let options = google_cloud_gax::options::internal::set_default_idempotency(
            options,
            gaxi::http::default_idempotency(&method),
        );
        let builder = builder.query(&[("$alt", "json;enum-encoding=int")]).header(
            "x-goog-api-client",
            HeaderValue::from_static(&crate::info::X_GOOG_API_CLIENT_HEADER),
        );
        let body = gaxi::http::handle_empty(None::<gaxi::http::NoBody>, &method);
        self.inner
            .execute(builder, body, options)
            .await
            .map(|r: crate::Response<wkt::Empty>| {
                let (parts, _) = r.into_parts();
                crate::Response::from_parts(parts, ())
            })
    }

    fn get_polling_error_policy(
        &self,
        options: &crate::RequestOptions,
    ) -> std::sync::Arc<dyn google_cloud_gax::polling_error_policy::PollingErrorPolicy> {
        self.inner.get_polling_error_policy(options)
    }

    fn get_polling_backoff_policy(
        &self,
        options: &crate::RequestOptions,
    ) -> std::sync::Arc<dyn google_cloud_gax::polling_backoff_policy::PollingBackoffPolicy> {
        self.inner.get_polling_backoff_policy(options)
    }
}