aws_sdk_resourcegroups/operation/
get_group.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `GetGroup`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetGroup;
6impl GetGroup {
7    /// Creates a new `GetGroup`
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_group::GetGroupInput,
14    ) -> ::std::result::Result<
15        crate::operation::get_group::GetGroupOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::get_group::GetGroupError,
18            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
19        >,
20    > {
21        let map_err =
22            |err: ::aws_smithy_runtime_api::client::result::SdkError<
23                ::aws_smithy_runtime_api::client::interceptors::context::Error,
24                ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
25            >| { err.map_service_error(|err| err.downcast::<crate::operation::get_group::GetGroupError>().expect("correct error type")) };
26        let context = Self::orchestrate_with_stop_point(runtime_plugins, input, ::aws_smithy_runtime::client::orchestrator::StopPoint::None)
27            .await
28            .map_err(map_err)?;
29        let output = context.finalize().map_err(map_err)?;
30        ::std::result::Result::Ok(
31            output
32                .downcast::<crate::operation::get_group::GetGroupOutput>()
33                .expect("correct output type"),
34        )
35    }
36
37    pub(crate) async fn orchestrate_with_stop_point(
38        runtime_plugins: &::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
39        input: crate::operation::get_group::GetGroupInput,
40        stop_point: ::aws_smithy_runtime::client::orchestrator::StopPoint,
41    ) -> ::std::result::Result<
42        ::aws_smithy_runtime_api::client::interceptors::context::InterceptorContext,
43        ::aws_smithy_runtime_api::client::result::SdkError<
44            ::aws_smithy_runtime_api::client::interceptors::context::Error,
45            ::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
46        >,
47    > {
48        let input = ::aws_smithy_runtime_api::client::interceptors::context::Input::erase(input);
49        use ::tracing::Instrument;
50        ::aws_smithy_runtime::client::orchestrator::invoke_with_stop_point("Resource Groups", "GetGroup", input, runtime_plugins, stop_point)
51            // Create a parent span for the entire operation. Includes a random, internal-only,
52            // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
53            .instrument(::tracing::debug_span!(
54                "Resource Groups.GetGroup",
55                "rpc.service" = "Resource Groups",
56                "rpc.method" = "GetGroup",
57                "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
58                "rpc.system" = "aws-api",
59            ))
60            .await
61    }
62
63    pub(crate) fn operation_runtime_plugins(
64        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
65        client_config: &crate::config::Config,
66        config_override: ::std::option::Option<crate::config::Builder>,
67    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
68        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
69
70        if let ::std::option::Option::Some(config_override) = config_override {
71            for plugin in config_override.runtime_plugins.iter().cloned() {
72                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
73            }
74            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
75                config_override,
76                client_config.config.clone(),
77                &client_config.runtime_components,
78            ));
79        }
80        runtime_plugins
81    }
82}
83impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for GetGroup {
84    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
85        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetGroup");
86
87        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
88            GetGroupRequestSerializer,
89        ));
90        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
91            GetGroupResponseDeserializer,
92        ));
93
94        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
95            crate::config::auth::Params::builder()
96                .operation_name("GetGroup")
97                .build()
98                .expect("required fields set"),
99        ));
100
101        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
102            "GetGroup",
103            "Resource Groups",
104        ));
105        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
106        signing_options.double_uri_encode = true;
107        signing_options.content_sha256_header = false;
108        signing_options.normalize_uri_path = true;
109        signing_options.payload_override = None;
110
111        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
112            signing_options,
113            ..::std::default::Default::default()
114        });
115
116        ::std::option::Option::Some(cfg.freeze())
117    }
118
119    fn runtime_components(
120        &self,
121        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
122    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
123        #[allow(unused_mut)]
124        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("GetGroup")
125            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
126                GetGroupTelemetryInputCaptureInterceptor,
127            ))
128            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
129                ::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default(),
130            ))
131            .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
132                GetGroupEndpointParamsInterceptor,
133            ))
134            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
135                crate::operation::get_group::GetGroupError,
136            >::new())
137            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
138                crate::operation::get_group::GetGroupError,
139            >::new())
140            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
141                crate::operation::get_group::GetGroupError,
142            >::new())
143            .with_retry_classifier(::aws_runtime::service_clock_skew::ServiceClockSkewClassifier::<
144                crate::operation::get_group::GetGroupError,
145            >::new());
146
147        ::std::borrow::Cow::Owned(rcb)
148    }
149}
150
151#[derive(Debug)]
152struct GetGroupTelemetryInputCaptureInterceptor;
153
154#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
155impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetGroupTelemetryInputCaptureInterceptor {
156    fn name(&self) -> &'static str {
157        "GetGroupTelemetryInputCaptureInterceptor"
158    }
159
160    fn read_before_execution(
161        &self,
162        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
163            '_,
164            ::aws_smithy_runtime_api::client::interceptors::context::Input,
165            ::aws_smithy_runtime_api::client::interceptors::context::Output,
166            ::aws_smithy_runtime_api::client::interceptors::context::Error,
167        >,
168        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
169    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
170        // Nothing to do unless the customer opted in by naming members to record.
171        let ::std::option::Option::Some(requested) = cfg
172            .load::<::aws_smithy_types::telemetry::RequestedTelemetryAttributes>()
173            .filter(|r| !r.is_empty())
174        else {
175            return ::std::result::Result::Ok(());
176        };
177
178        let ::std::option::Option::Some(input) = context.input().downcast_ref::<GetGroupInput>() else {
179            // A mismatched input is not this interceptor's concern; skip quietly.
180            return ::std::result::Result::Ok(());
181        };
182
183        let mut captured = ::aws_smithy_types::telemetry::CapturedTelemetryAttributes::default();
184        if requested.should_capture("GroupName") {
185            if let ::std::option::Option::Some(value) = input.group_name.as_deref() {
186                captured.insert("GroupName", value);
187            }
188        }
189        if requested.should_capture("Group") {
190            if let ::std::option::Option::Some(value) = input.group.as_deref() {
191                captured.insert("Group", value);
192            }
193        }
194
195        cfg.interceptor_state().store_put(captured);
196        ::std::result::Result::Ok(())
197    }
198}
199#[derive(Debug)]
200struct GetGroupResponseDeserializer;
201impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetGroupResponseDeserializer {
202    fn deserialize_nonstreaming_with_config(
203        &self,
204        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
205        _cfg: &::aws_smithy_types::config_bag::ConfigBag,
206    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
207        let (success, status) = (response.status().is_success(), response.status().as_u16());
208        let headers = response.headers();
209        let body = response.body().bytes().expect("body loaded");
210        #[allow(unused_mut)]
211        let mut force_error = false;
212        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
213        let parse_result = if !success && status != 200 || force_error {
214            crate::protocol_serde::shape_get_group::de_get_group_http_error(status, headers, body)
215        } else {
216            crate::protocol_serde::shape_get_group::de_get_group_http_response(status, headers, body)
217        };
218        crate::protocol_serde::type_erase_result(parse_result)
219    }
220}
221#[derive(Debug)]
222struct GetGroupRequestSerializer;
223impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetGroupRequestSerializer {
224    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
225    fn serialize_input(
226        &self,
227        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
228        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
229    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
230        let input = input.downcast::<crate::operation::get_group::GetGroupInput>().expect("correct type");
231        let _header_serialization_settings = _cfg
232            .load::<crate::serialization_settings::HeaderSerializationSettings>()
233            .cloned()
234            .unwrap_or_default();
235        let mut request_builder = {
236            #[allow(clippy::uninlined_format_args)]
237            fn uri_base(
238                _input: &crate::operation::get_group::GetGroupInput,
239                output: &mut ::std::string::String,
240            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
241                use ::std::fmt::Write as _;
242                ::std::write!(output, "/get-group").expect("formatting should succeed");
243                ::std::result::Result::Ok(())
244            }
245            #[allow(clippy::unnecessary_wraps)]
246            fn update_http_builder(
247                input: &crate::operation::get_group::GetGroupInput,
248                builder: ::http_1x::request::Builder,
249            ) -> ::std::result::Result<::http_1x::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
250                let mut uri = ::std::string::String::new();
251                uri_base(input, &mut uri)?;
252                ::std::result::Result::Ok(builder.method("POST").uri(uri))
253            }
254            let mut builder = update_http_builder(&input, ::http_1x::request::Builder::new())?;
255            builder = _header_serialization_settings.set_default_header(builder, ::http_1x::header::CONTENT_TYPE, "application/json");
256            builder
257        };
258        let body = ::aws_smithy_types::body::SdkBody::from(crate::protocol_serde::shape_get_group::ser_get_group_input(&input)?);
259        if let Some(content_length) = body.content_length() {
260            let content_length = content_length.to_string();
261            request_builder = _header_serialization_settings.set_default_header(request_builder, ::http_1x::header::CONTENT_LENGTH, &content_length);
262        }
263        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
264    }
265}
266#[derive(Debug)]
267struct GetGroupEndpointParamsInterceptor;
268
269#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
270impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetGroupEndpointParamsInterceptor {
271    fn name(&self) -> &'static str {
272        "GetGroupEndpointParamsInterceptor"
273    }
274
275    fn read_before_execution(
276        &self,
277        context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
278            '_,
279            ::aws_smithy_runtime_api::client::interceptors::context::Input,
280            ::aws_smithy_runtime_api::client::interceptors::context::Output,
281            ::aws_smithy_runtime_api::client::interceptors::context::Error,
282        >,
283        cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
284    ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
285        let _input = context
286            .input()
287            .downcast_ref::<GetGroupInput>()
288            .ok_or("failed to downcast to GetGroupInput")?;
289
290        let params = crate::config::endpoint::Params::builder()
291            .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
292            .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
293            .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
294            .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
295            .build()
296            .map_err(|err| {
297                ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
298            })?;
299        cfg.interceptor_state()
300            .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
301        ::std::result::Result::Ok(())
302    }
303}
304
305// The get_* functions below are generated from JMESPath expressions in the
306// operationContextParams trait. They target the operation's input shape.
307
308/// Error type for the `GetGroupError` operation.
309#[non_exhaustive]
310#[derive(::std::fmt::Debug)]
311pub enum GetGroupError {
312    /// <p>The request includes one or more parameters that violate validation rules.</p>
313    BadRequestException(crate::types::error::BadRequestException),
314    /// <p>The caller isn't authorized to make the request. Check permissions.</p>
315    ForbiddenException(crate::types::error::ForbiddenException),
316    /// <p>An internal error occurred while processing the request. Try again later.</p>
317    InternalServerErrorException(crate::types::error::InternalServerErrorException),
318    /// <p>The request uses an HTTP method that isn't allowed for the specified resource.</p>
319    MethodNotAllowedException(crate::types::error::MethodNotAllowedException),
320    /// <p>One or more of the specified resources don't exist.</p>
321    NotFoundException(crate::types::error::NotFoundException),
322    /// <p>You've exceeded throttling limits by making too many requests in a period of time.</p>
323    TooManyRequestsException(crate::types::error::TooManyRequestsException),
324    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
325    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
326    variable wildcard pattern and check `.code()`:
327     \
328    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
329     \
330    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetGroupError) for what information is available for the error.")]
331    Unhandled(crate::error::sealed_unhandled::Unhandled),
332}
333impl GetGroupError {
334    /// Creates the `GetGroupError::Unhandled` variant from any error type.
335    pub fn unhandled(
336        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
337    ) -> Self {
338        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
339            source: err.into(),
340            meta: ::std::default::Default::default(),
341        })
342    }
343
344    /// Creates the `GetGroupError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
345    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
346        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
347            source: err.clone().into(),
348            meta: err,
349        })
350    }
351    ///
352    /// Returns error metadata, which includes the error code, message,
353    /// request ID, and potentially additional information.
354    ///
355    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
356        match self {
357            Self::BadRequestException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
358            Self::ForbiddenException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
359            Self::InternalServerErrorException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
360            Self::MethodNotAllowedException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
361            Self::NotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
362            Self::TooManyRequestsException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
363            Self::Unhandled(e) => &e.meta,
364        }
365    }
366    /// Returns `true` if the error kind is `GetGroupError::BadRequestException`.
367    pub fn is_bad_request_exception(&self) -> bool {
368        matches!(self, Self::BadRequestException(_))
369    }
370    /// Returns `true` if the error kind is `GetGroupError::ForbiddenException`.
371    pub fn is_forbidden_exception(&self) -> bool {
372        matches!(self, Self::ForbiddenException(_))
373    }
374    /// Returns `true` if the error kind is `GetGroupError::InternalServerErrorException`.
375    pub fn is_internal_server_error_exception(&self) -> bool {
376        matches!(self, Self::InternalServerErrorException(_))
377    }
378    /// Returns `true` if the error kind is `GetGroupError::MethodNotAllowedException`.
379    pub fn is_method_not_allowed_exception(&self) -> bool {
380        matches!(self, Self::MethodNotAllowedException(_))
381    }
382    /// Returns `true` if the error kind is `GetGroupError::NotFoundException`.
383    pub fn is_not_found_exception(&self) -> bool {
384        matches!(self, Self::NotFoundException(_))
385    }
386    /// Returns `true` if the error kind is `GetGroupError::TooManyRequestsException`.
387    pub fn is_too_many_requests_exception(&self) -> bool {
388        matches!(self, Self::TooManyRequestsException(_))
389    }
390}
391impl ::std::error::Error for GetGroupError {
392    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
393        match self {
394            Self::BadRequestException(_inner) => ::std::option::Option::Some(_inner),
395            Self::ForbiddenException(_inner) => ::std::option::Option::Some(_inner),
396            Self::InternalServerErrorException(_inner) => ::std::option::Option::Some(_inner),
397            Self::MethodNotAllowedException(_inner) => ::std::option::Option::Some(_inner),
398            Self::NotFoundException(_inner) => ::std::option::Option::Some(_inner),
399            Self::TooManyRequestsException(_inner) => ::std::option::Option::Some(_inner),
400            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
401        }
402    }
403}
404impl ::std::fmt::Display for GetGroupError {
405    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
406        match self {
407            Self::BadRequestException(_inner) => _inner.fmt(f),
408            Self::ForbiddenException(_inner) => _inner.fmt(f),
409            Self::InternalServerErrorException(_inner) => _inner.fmt(f),
410            Self::MethodNotAllowedException(_inner) => _inner.fmt(f),
411            Self::NotFoundException(_inner) => _inner.fmt(f),
412            Self::TooManyRequestsException(_inner) => _inner.fmt(f),
413            Self::Unhandled(_inner) => {
414                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
415                    write!(f, "unhandled error ({code})")
416                } else {
417                    f.write_str("unhandled error")
418                }
419            }
420        }
421    }
422}
423impl ::aws_smithy_types::retry::ProvideErrorKind for GetGroupError {
424    fn code(&self) -> ::std::option::Option<&str> {
425        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
426    }
427    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
428        ::std::option::Option::None
429    }
430}
431impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetGroupError {
432    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
433        match self {
434            Self::BadRequestException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
435            Self::ForbiddenException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
436            Self::InternalServerErrorException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
437            Self::MethodNotAllowedException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
438            Self::NotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
439            Self::TooManyRequestsException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
440            Self::Unhandled(_inner) => &_inner.meta,
441        }
442    }
443}
444impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetGroupError {
445    fn create_unhandled_error(
446        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
447        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
448    ) -> Self {
449        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
450            source,
451            meta: meta.unwrap_or_default(),
452        })
453    }
454}
455impl ::aws_types::request_id::RequestId for crate::operation::get_group::GetGroupError {
456    fn request_id(&self) -> Option<&str> {
457        self.meta().request_id()
458    }
459}
460
461pub use crate::operation::get_group::_get_group_input::GetGroupInput;
462
463pub use crate::operation::get_group::_get_group_output::GetGroupOutput;
464
465mod _get_group_input;
466
467mod _get_group_output;
468
469/// Builders
470pub mod builders;
aws_sdk_resourcegroups/operation/get_group.rs

aws_sdk_resourcegroups/operation/
get_group.rs
