aws_sdk_appsync/operation/
get_function.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `GetFunction`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetFunction;
6impl GetFunction {
7    /// Creates a new `GetFunction`
8    pub fn new() -> Self {
9        Self
10    }
11    pub(crate) async fn orchestrate(
12        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
13        input: crate::operation::get_function::GetFunctionInput,
14    ) -> ::std::result::Result<
15        crate::operation::get_function::GetFunctionOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::get_function::GetFunctionError,
18            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
19        >,
20    > {
21        let map_err = |err: ::aws_smithy_runtime_api::client::result::SdkError<
22            ::aws_smithy_runtime_api::client::interceptors::context::Error,
23            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
24        >| {
25            err.map_service_error(|err| {
26                err.downcast::<crate::operation::get_function::GetFunctionError>()
27                    .expect("correct error type")
28            })
29        };
30        let context = Self::orchestrate_with_stop_point(runtime_plugins, input, ::aws_smithy_runtime::client::orchestrator::StopPoint::None)
31            .await
32            .map_err(map_err)?;
33        let output = context.finalize().map_err(map_err)?;
34        ::std::result::Result::Ok(
35            output
36                .downcast::<crate::operation::get_function::GetFunctionOutput>()
37                .expect("correct output type"),
38        )
39    }
40
41    pub(crate) async fn orchestrate_with_stop_point(
42        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
43        input: crate::operation::get_function::GetFunctionInput,
44        stop_point: ::aws_smithy_runtime::client::orchestrator::StopPoint,
45    ) -> ::std::result::Result<
46        ::aws_smithy_runtime_api::client::interceptors::context::InterceptorContext,
47        ::aws_smithy_runtime_api::client::result::SdkError<
48            ::aws_smithy_runtime_api::client::interceptors::context::Error,
49            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
50        >,
51    > {
52        let input = ::aws_smithy_runtime_api::client::interceptors::context::Input::erase(input);
53        use ::tracing::Instrument;
54        ::aws_smithy_runtime::client::orchestrator::invoke_with_stop_point("AppSync", "GetFunction", input, runtime_plugins, stop_point)
55            // Create a parent span for the entire operation. Includes a random, internal-only,
56            // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
57            .instrument(::tracing::debug_span!(
58                "AppSync.GetFunction",
59                "rpc.service" = "AppSync",
60                "rpc.method" = "GetFunction",
61                "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
62                "rpc.system" = "aws-api",
63            ))
64            .await
65    }
66
67    pub(crate) fn operation_runtime_plugins(
68        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
69        client_config: &crate::config::Config,
70        config_override: ::std::option::Option<crate::config::Builder>,
71    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
72        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
73
74        if let ::std::option::Option::Some(config_override) = config_override {
75            for plugin in config_override.runtime_plugins.iter().cloned() {
76                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
77            }
78            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
79                config_override,
80                client_config.config.clone(),
81                &client_config.runtime_components,
82            ));
83        }
84        runtime_plugins
85    }
86}
87impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for GetFunction {
88    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
89        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetFunction");
90
91        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
92            GetFunctionRequestSerializer,
93        ));
94        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
95            GetFunctionResponseDeserializer,
96        ));
97
98        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
99            crate::config::auth::Params::builder()
100                .operation_name("GetFunction")
101                .build()
102                .expect("required fields set"),
103        ));
104
105        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new("GetFunction", "AppSync"));
106        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
107        signing_options.double_uri_encode = true;
108        signing_options.content_sha256_header = false;
109        signing_options.normalize_uri_path = true;
110        signing_options.payload_override = None;
111
112        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
113            signing_options,
114            ..::std::default::Default::default()
115        });
116
117        ::std::option::Option::Some(cfg.freeze())
118    }
119
120    fn runtime_components(
121        &self,
122        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
123    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
124        #[allow(unused_mut)]
125        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("GetFunction")
126            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
127            .with_interceptor(GetFunctionEndpointParamsInterceptor)
128            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
129                crate::operation::get_function::GetFunctionError,
130            >::new())
131            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
132                crate::operation::get_function::GetFunctionError,
133            >::new())
134            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
135                crate::operation::get_function::GetFunctionError,
136            >::new());
137
138        ::std::borrow::Cow::Owned(rcb)
139    }
140}
141
142#[derive(Debug)]
143struct GetFunctionResponseDeserializer;
144impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetFunctionResponseDeserializer {
145    fn deserialize_nonstreaming(
146        &self,
147        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
148    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
149        let (success, status) = (response.status().is_success(), response.status().as_u16());
150        let headers = response.headers();
151        let body = response.body().bytes().expect("body loaded");
152        #[allow(unused_mut)]
153        let mut force_error = false;
154        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
155        let parse_result = if !success && status != 200 || force_error {
156            crate::protocol_serde::shape_get_function::de_get_function_http_error(status, headers, body)
157        } else {
158            crate::protocol_serde::shape_get_function::de_get_function_http_response(status, headers, body)
159        };
160        crate::protocol_serde::type_erase_result(parse_result)
161    }
162}
163#[derive(Debug)]
164struct GetFunctionRequestSerializer;
165impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetFunctionRequestSerializer {
166    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
167    fn serialize_input(
168        &self,
169        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
170        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
171    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
172        let input = input
173            .downcast::<crate::operation::get_function::GetFunctionInput>()
174            .expect("correct type");
175        let _header_serialization_settings = _cfg
176            .load::<crate::serialization_settings::HeaderSerializationSettings>()
177            .cloned()
178            .unwrap_or_default();
179        let mut request_builder = {
180            fn uri_base(
181                _input: &crate::operation::get_function::GetFunctionInput,
182                output: &mut ::std::string::String,
183            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
184                use ::std::fmt::Write as _;
185                let input_1 = &_input.api_id;
186                let input_1 = input_1
187                    .as_ref()
188                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("api_id", "cannot be empty or unset"))?;
189                let api_id = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
190                if api_id.is_empty() {
191                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
192                        "api_id",
193                        "cannot be empty or unset",
194                    ));
195                }
196                let input_2 = &_input.function_id;
197                let input_2 = input_2
198                    .as_ref()
199                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("function_id", "cannot be empty or unset"))?;
200                let function_id = ::aws_smithy_http::label::fmt_string(input_2, ::aws_smithy_http::label::EncodingStrategy::Default);
201                if function_id.is_empty() {
202                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
203                        "function_id",
204                        "cannot be empty or unset",
205                    ));
206                }
207                ::std::write!(
208                    output,
209                    "/v1/apis/{apiId}/functions/{functionId}",
210                    apiId = api_id,
211                    functionId = function_id
212                )
213                .expect("formatting should succeed");
214                ::std::result::Result::Ok(())
215            }
216            #[allow(clippy::unnecessary_wraps)]
217            fn update_http_builder(
218                input: &crate::operation::get_function::GetFunctionInput,
219                builder: ::http::request::Builder,
220            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
221                let mut uri = ::std::string::String::new();
222                uri_base(input, &mut uri)?;
223                ::std::result::Result::Ok(builder.method("GET").uri(uri))
224            }
225            let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
226            builder
227        };
228        let body = ::aws_smithy_types::body::SdkBody::from("");
229
230        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
231    }
232}
233#[derive(Debug)]
234struct GetFunctionEndpointParamsInterceptor;
235
236impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetFunctionEndpointParamsInterceptor {
237    fn name(&self) -> &'static str {
238        "GetFunctionEndpointParamsInterceptor"
239    }
240
241    fn read_before_execution(
242        &self,
243        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
244            '_,
245            ::aws_smithy_runtime_api::client::interceptors::context::Input,
246            ::aws_smithy_runtime_api::client::interceptors::context::Output,
247            ::aws_smithy_runtime_api::client::interceptors::context::Error,
248        >,
249        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
250    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
251        let _input = context
252            .input()
253            .downcast_ref::<GetFunctionInput>()
254            .ok_or("failed to downcast to GetFunctionInput")?;
255
256        let params = crate::config::endpoint::Params::builder()
257            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
258            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
259            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
260            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
261            .build()
262            .map_err(|err| {
263                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
264            })?;
265        cfg.interceptor_state()
266            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
267        ::std::result::Result::Ok(())
268    }
269}
270
271// The get_* functions below are generated from JMESPath expressions in the
272// operationContextParams trait. They target the operation's input shape.
273
274/// Error type for the `GetFunctionError` operation.
275#[non_exhaustive]
276#[derive(::std::fmt::Debug)]
277pub enum GetFunctionError {
278    /// <p>Another modification is in progress at this time and it must complete before you can make your change.</p>
279    ConcurrentModificationException(crate::types::error::ConcurrentModificationException),
280    /// <p>The resource specified in the request was not found. Check the resource, and then try again.</p>
281    NotFoundException(crate::types::error::NotFoundException),
282    /// <p>You aren't authorized to perform this operation.</p>
283    UnauthorizedException(crate::types::error::UnauthorizedException),
284    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
285    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
286    variable wildcard pattern and check `.code()`:
287     \
288    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
289     \
290    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetFunctionError) for what information is available for the error.")]
291    Unhandled(crate::error::sealed_unhandled::Unhandled),
292}
293impl GetFunctionError {
294    /// Creates the `GetFunctionError::Unhandled` variant from any error type.
295    pub fn unhandled(
296        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
297    ) -> Self {
298        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
299            source: err.into(),
300            meta: ::std::default::Default::default(),
301        })
302    }
303
304    /// Creates the `GetFunctionError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
305    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
306        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
307            source: err.clone().into(),
308            meta: err,
309        })
310    }
311    ///
312    /// Returns error metadata, which includes the error code, message,
313    /// request ID, and potentially additional information.
314    ///
315    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
316        match self {
317            Self::ConcurrentModificationException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
318            Self::NotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
319            Self::UnauthorizedException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
320            Self::Unhandled(e) => &e.meta,
321        }
322    }
323    /// Returns `true` if the error kind is `GetFunctionError::ConcurrentModificationException`.
324    pub fn is_concurrent_modification_exception(&self) -> bool {
325        matches!(self, Self::ConcurrentModificationException(_))
326    }
327    /// Returns `true` if the error kind is `GetFunctionError::NotFoundException`.
328    pub fn is_not_found_exception(&self) -> bool {
329        matches!(self, Self::NotFoundException(_))
330    }
331    /// Returns `true` if the error kind is `GetFunctionError::UnauthorizedException`.
332    pub fn is_unauthorized_exception(&self) -> bool {
333        matches!(self, Self::UnauthorizedException(_))
334    }
335}
336impl ::std::error::Error for GetFunctionError {
337    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
338        match self {
339            Self::ConcurrentModificationException(_inner) => ::std::option::Option::Some(_inner),
340            Self::NotFoundException(_inner) => ::std::option::Option::Some(_inner),
341            Self::UnauthorizedException(_inner) => ::std::option::Option::Some(_inner),
342            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
343        }
344    }
345}
346impl ::std::fmt::Display for GetFunctionError {
347    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
348        match self {
349            Self::ConcurrentModificationException(_inner) => _inner.fmt(f),
350            Self::NotFoundException(_inner) => _inner.fmt(f),
351            Self::UnauthorizedException(_inner) => _inner.fmt(f),
352            Self::Unhandled(_inner) => {
353                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
354                    write!(f, "unhandled error ({code})")
355                } else {
356                    f.write_str("unhandled error")
357                }
358            }
359        }
360    }
361}
362impl ::aws_smithy_types::retry::ProvideErrorKind for GetFunctionError {
363    fn code(&self) -> ::std::option::Option<&str> {
364        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
365    }
366    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
367        ::std::option::Option::None
368    }
369}
370impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetFunctionError {
371    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
372        match self {
373            Self::ConcurrentModificationException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
374            Self::NotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
375            Self::UnauthorizedException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
376            Self::Unhandled(_inner) => &_inner.meta,
377        }
378    }
379}
380impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetFunctionError {
381    fn create_unhandled_error(
382        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
383        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
384    ) -> Self {
385        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
386            source,
387            meta: meta.unwrap_or_default(),
388        })
389    }
390}
391impl ::aws_types::request_id::RequestId for crate::operation::get_function::GetFunctionError {
392    fn request_id(&self) -> Option<&str> {
393        self.meta().request_id()
394    }
395}
396
397pub use crate::operation::get_function::_get_function_output::GetFunctionOutput;
398
399pub use crate::operation::get_function::_get_function_input::GetFunctionInput;
400
401mod _get_function_input;
402
403mod _get_function_output;
404
405/// Builders
406pub mod builders;