aws_sdk_keyspacesstreams/operation/
get_shard_iterator.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `GetShardIterator`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetShardIterator;
6impl GetShardIterator {
7    /// Creates a new `GetShardIterator`
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_shard_iterator::GetShardIteratorInput,
14    ) -> ::std::result::Result<
15        crate::operation::get_shard_iterator::GetShardIteratorOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::get_shard_iterator::GetShardIteratorError,
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_shard_iterator::GetShardIteratorError>()
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_shard_iterator::GetShardIteratorOutput>()
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_shard_iterator::GetShardIteratorInput,
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("KeyspacesStreams", "GetShardIterator", 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                "KeyspacesStreams.GetShardIterator",
59                "rpc.service" = "KeyspacesStreams",
60                "rpc.method" = "GetShardIterator",
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 GetShardIterator {
88    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
89        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetShardIterator");
90
91        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
92            GetShardIteratorRequestSerializer,
93        ));
94        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
95            GetShardIteratorResponseDeserializer,
96        ));
97
98        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
99            crate::config::auth::Params::builder()
100                .operation_name("GetShardIterator")
101                .build()
102                .expect("required fields set"),
103        ));
104
105        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
106            "GetShardIterator",
107            "KeyspacesStreams",
108        ));
109        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
110        signing_options.double_uri_encode = true;
111        signing_options.content_sha256_header = false;
112        signing_options.normalize_uri_path = true;
113        signing_options.payload_override = None;
114
115        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
116            signing_options,
117            ..::std::default::Default::default()
118        });
119
120        ::std::option::Option::Some(cfg.freeze())
121    }
122
123    fn runtime_components(
124        &self,
125        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
126    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
127        #[allow(unused_mut)]
128        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("GetShardIterator")
129            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
130            .with_interceptor(GetShardIteratorEndpointParamsInterceptor)
131            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
132                crate::operation::get_shard_iterator::GetShardIteratorError,
133            >::new())
134            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
135                crate::operation::get_shard_iterator::GetShardIteratorError,
136            >::new())
137            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
138                crate::operation::get_shard_iterator::GetShardIteratorError,
139            >::new());
140
141        ::std::borrow::Cow::Owned(rcb)
142    }
143}
144
145#[derive(Debug)]
146struct GetShardIteratorResponseDeserializer;
147impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetShardIteratorResponseDeserializer {
148    fn deserialize_nonstreaming(
149        &self,
150        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
151    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
152        let (success, status) = (response.status().is_success(), response.status().as_u16());
153        let headers = response.headers();
154        let body = response.body().bytes().expect("body loaded");
155        #[allow(unused_mut)]
156        let mut force_error = false;
157        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
158        let parse_result = if !success && status != 200 || force_error {
159            crate::protocol_serde::shape_get_shard_iterator::de_get_shard_iterator_http_error(status, headers, body)
160        } else {
161            crate::protocol_serde::shape_get_shard_iterator::de_get_shard_iterator_http_response(status, headers, body)
162        };
163        crate::protocol_serde::type_erase_result(parse_result)
164    }
165}
166#[derive(Debug)]
167struct GetShardIteratorRequestSerializer;
168impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetShardIteratorRequestSerializer {
169    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
170    fn serialize_input(
171        &self,
172        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
173        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
174    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
175        let input = input
176            .downcast::<crate::operation::get_shard_iterator::GetShardIteratorInput>()
177            .expect("correct type");
178        let _header_serialization_settings = _cfg
179            .load::<crate::serialization_settings::HeaderSerializationSettings>()
180            .cloned()
181            .unwrap_or_default();
182        let mut request_builder = {
183            #[allow(clippy::uninlined_format_args)]
184            fn uri_base(
185                _input: &crate::operation::get_shard_iterator::GetShardIteratorInput,
186                output: &mut ::std::string::String,
187            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
188                use ::std::fmt::Write as _;
189                ::std::write!(output, "/").expect("formatting should succeed");
190                ::std::result::Result::Ok(())
191            }
192            #[allow(clippy::unnecessary_wraps)]
193            fn update_http_builder(
194                input: &crate::operation::get_shard_iterator::GetShardIteratorInput,
195                builder: ::http::request::Builder,
196            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
197                let mut uri = ::std::string::String::new();
198                uri_base(input, &mut uri)?;
199                ::std::result::Result::Ok(builder.method("POST").uri(uri))
200            }
201            let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
202            builder = _header_serialization_settings.set_default_header(builder, ::http::header::CONTENT_TYPE, "application/x-amz-json-1.0");
203            builder = _header_serialization_settings.set_default_header(
204                builder,
205                ::http::header::HeaderName::from_static("x-amz-target"),
206                "KeyspacesStreams.GetShardIterator",
207            );
208            builder
209        };
210        let body = ::aws_smithy_types::body::SdkBody::from(crate::protocol_serde::shape_get_shard_iterator::ser_get_shard_iterator_input(&input)?);
211        if let Some(content_length) = body.content_length() {
212            let content_length = content_length.to_string();
213            request_builder = _header_serialization_settings.set_default_header(request_builder, ::http::header::CONTENT_LENGTH, &content_length);
214        }
215        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
216    }
217}
218#[derive(Debug)]
219struct GetShardIteratorEndpointParamsInterceptor;
220
221impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetShardIteratorEndpointParamsInterceptor {
222    fn name(&self) -> &'static str {
223        "GetShardIteratorEndpointParamsInterceptor"
224    }
225
226    fn read_before_execution(
227        &self,
228        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
229            '_,
230            ::aws_smithy_runtime_api::client::interceptors::context::Input,
231            ::aws_smithy_runtime_api::client::interceptors::context::Output,
232            ::aws_smithy_runtime_api::client::interceptors::context::Error,
233        >,
234        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
235    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
236        let _input = context
237            .input()
238            .downcast_ref::<GetShardIteratorInput>()
239            .ok_or("failed to downcast to GetShardIteratorInput")?;
240
241        let params = crate::config::endpoint::Params::builder()
242            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
243            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
244            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
245            .build()
246            .map_err(|err| {
247                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
248            })?;
249        cfg.interceptor_state()
250            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
251        ::std::result::Result::Ok(())
252    }
253}
254
255// The get_* functions below are generated from JMESPath expressions in the
256// operationContextParams trait. They target the operation's input shape.
257
258/// Error type for the `GetShardIteratorError` operation.
259#[non_exhaustive]
260#[derive(::std::fmt::Debug)]
261pub enum GetShardIteratorError {
262    /// <p>You don't have sufficient access permissions to perform this operation.</p>
263    /// <p>This exception occurs when your IAM user or role lacks the required permissions to access the Amazon Keyspaces resource or perform the requested action. Check your IAM policies and ensure they grant the necessary permissions.</p>
264    AccessDeniedException(crate::types::error::AccessDeniedException),
265    /// <p>The Amazon Keyspaces service encountered an unexpected error while processing the request.</p>
266    /// <p>This internal server error is not related to your request parameters. Retry your request after a brief delay. If the issue persists, contact Amazon Web Services Support with details of your request to help identify and resolve the problem.</p>
267    InternalServerException(crate::types::error::InternalServerException),
268    /// <p>The requested resource doesn't exist or could not be found.</p>
269    /// <p>This exception occurs when you attempt to access a keyspace, table, stream, or other Amazon Keyspaces resource that doesn't exist or that has been deleted. Verify that the resource identifier is correct and that the resource exists in your account.</p>
270    ResourceNotFoundException(crate::types::error::ResourceNotFoundException),
271    /// <p>The request rate is too high and exceeds the service's throughput limits.</p>
272    /// <p>This exception occurs when you send too many requests in a short period of time. Implement exponential backoff in your retry strategy to handle this exception. Reducing your request frequency or distributing requests more evenly can help avoid throughput exceptions.</p>
273    ThrottlingException(crate::types::error::ThrottlingException),
274    /// <p>The request validation failed because one or more input parameters failed validation.</p>
275    /// <p>This exception occurs when there are syntax errors in the request, field constraints are violated, or required parameters are missing. To help you fix the issue, the exception message provides details about which parameter failed and why.</p>
276    ValidationException(crate::types::error::ValidationException),
277    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
278    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
279    variable wildcard pattern and check `.code()`:
280     \
281    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
282     \
283    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetShardIteratorError) for what information is available for the error.")]
284    Unhandled(crate::error::sealed_unhandled::Unhandled),
285}
286impl GetShardIteratorError {
287    /// Creates the `GetShardIteratorError::Unhandled` variant from any error type.
288    pub fn unhandled(
289        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
290    ) -> Self {
291        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
292            source: err.into(),
293            meta: ::std::default::Default::default(),
294        })
295    }
296
297    /// Creates the `GetShardIteratorError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
298    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
299        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
300            source: err.clone().into(),
301            meta: err,
302        })
303    }
304    ///
305    /// Returns error metadata, which includes the error code, message,
306    /// request ID, and potentially additional information.
307    ///
308    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
309        match self {
310            Self::AccessDeniedException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
311            Self::InternalServerException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
312            Self::ResourceNotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
313            Self::ThrottlingException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
314            Self::ValidationException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
315            Self::Unhandled(e) => &e.meta,
316        }
317    }
318    /// Returns `true` if the error kind is `GetShardIteratorError::AccessDeniedException`.
319    pub fn is_access_denied_exception(&self) -> bool {
320        matches!(self, Self::AccessDeniedException(_))
321    }
322    /// Returns `true` if the error kind is `GetShardIteratorError::InternalServerException`.
323    pub fn is_internal_server_exception(&self) -> bool {
324        matches!(self, Self::InternalServerException(_))
325    }
326    /// Returns `true` if the error kind is `GetShardIteratorError::ResourceNotFoundException`.
327    pub fn is_resource_not_found_exception(&self) -> bool {
328        matches!(self, Self::ResourceNotFoundException(_))
329    }
330    /// Returns `true` if the error kind is `GetShardIteratorError::ThrottlingException`.
331    pub fn is_throttling_exception(&self) -> bool {
332        matches!(self, Self::ThrottlingException(_))
333    }
334    /// Returns `true` if the error kind is `GetShardIteratorError::ValidationException`.
335    pub fn is_validation_exception(&self) -> bool {
336        matches!(self, Self::ValidationException(_))
337    }
338}
339impl ::std::error::Error for GetShardIteratorError {
340    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
341        match self {
342            Self::AccessDeniedException(_inner) => ::std::option::Option::Some(_inner),
343            Self::InternalServerException(_inner) => ::std::option::Option::Some(_inner),
344            Self::ResourceNotFoundException(_inner) => ::std::option::Option::Some(_inner),
345            Self::ThrottlingException(_inner) => ::std::option::Option::Some(_inner),
346            Self::ValidationException(_inner) => ::std::option::Option::Some(_inner),
347            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
348        }
349    }
350}
351impl ::std::fmt::Display for GetShardIteratorError {
352    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
353        match self {
354            Self::AccessDeniedException(_inner) => _inner.fmt(f),
355            Self::InternalServerException(_inner) => _inner.fmt(f),
356            Self::ResourceNotFoundException(_inner) => _inner.fmt(f),
357            Self::ThrottlingException(_inner) => _inner.fmt(f),
358            Self::ValidationException(_inner) => _inner.fmt(f),
359            Self::Unhandled(_inner) => {
360                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
361                    write!(f, "unhandled error ({code})")
362                } else {
363                    f.write_str("unhandled error")
364                }
365            }
366        }
367    }
368}
369impl ::aws_smithy_types::retry::ProvideErrorKind for GetShardIteratorError {
370    fn code(&self) -> ::std::option::Option<&str> {
371        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
372    }
373    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
374        ::std::option::Option::None
375    }
376}
377impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetShardIteratorError {
378    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
379        match self {
380            Self::AccessDeniedException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
381            Self::InternalServerException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
382            Self::ResourceNotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
383            Self::ThrottlingException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
384            Self::ValidationException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
385            Self::Unhandled(_inner) => &_inner.meta,
386        }
387    }
388}
389impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetShardIteratorError {
390    fn create_unhandled_error(
391        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
392        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
393    ) -> Self {
394        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
395            source,
396            meta: meta.unwrap_or_default(),
397        })
398    }
399}
400impl ::aws_types::request_id::RequestId for crate::operation::get_shard_iterator::GetShardIteratorError {
401    fn request_id(&self) -> Option<&str> {
402        self.meta().request_id()
403    }
404}
405
406pub use crate::operation::get_shard_iterator::_get_shard_iterator_output::GetShardIteratorOutput;
407
408pub use crate::operation::get_shard_iterator::_get_shard_iterator_input::GetShardIteratorInput;
409
410mod _get_shard_iterator_input;
411
412mod _get_shard_iterator_output;
413
414/// Builders
415pub mod builders;
aws_sdk_keyspacesstreams/operation/get_shard_iterator.rs

aws_sdk_keyspacesstreams/operation/
get_shard_iterator.rs
