aws_sdk_elasticsearch/operation/
update_elasticsearch_domain_config.rs

1// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
2/// Orchestration and serialization glue logic for `UpdateElasticsearchDomainConfig`.
3#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct UpdateElasticsearchDomainConfig;
6impl UpdateElasticsearchDomainConfig {
7    /// Creates a new `UpdateElasticsearchDomainConfig`
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::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigInput,
14    ) -> ::std::result::Result<
15        crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigOutput,
16        ::aws_smithy_runtime_api::client::result::SdkError<
17            crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError,
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::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError>()
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::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigOutput>()
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::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigInput,
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(
55            "Elasticsearch Service",
56            "UpdateElasticsearchDomainConfig",
57            input,
58            runtime_plugins,
59            stop_point,
60        )
61        // Create a parent span for the entire operation. Includes a random, internal-only,
62        // seven-digit ID for the operation orchestration so that it can be correlated in the logs.
63        .instrument(::tracing::debug_span!(
64            "Elasticsearch Service.UpdateElasticsearchDomainConfig",
65            "rpc.service" = "Elasticsearch Service",
66            "rpc.method" = "UpdateElasticsearchDomainConfig",
67            "sdk_invocation_id" = ::fastrand::u32(1_000_000..10_000_000),
68            "rpc.system" = "aws-api",
69        ))
70        .await
71    }
72
73    pub(crate) fn operation_runtime_plugins(
74        client_runtime_plugins: ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins,
75        client_config: &crate::config::Config,
76        config_override: ::std::option::Option<crate::config::Builder>,
77    ) -> ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugins {
78        let mut runtime_plugins = client_runtime_plugins.with_operation_plugin(Self::new());
79
80        if let ::std::option::Option::Some(config_override) = config_override {
81            for plugin in config_override.runtime_plugins.iter().cloned() {
82                runtime_plugins = runtime_plugins.with_operation_plugin(plugin);
83            }
84            runtime_plugins = runtime_plugins.with_operation_plugin(crate::config::ConfigOverrideRuntimePlugin::new(
85                config_override,
86                client_config.config.clone(),
87                &client_config.runtime_components,
88            ));
89        }
90        runtime_plugins
91    }
92}
93impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin for UpdateElasticsearchDomainConfig {
94    fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
95        let mut cfg = ::aws_smithy_types::config_bag::Layer::new("UpdateElasticsearchDomainConfig");
96
97        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
98            UpdateElasticsearchDomainConfigRequestSerializer,
99        ));
100        cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
101            UpdateElasticsearchDomainConfigResponseDeserializer,
102        ));
103
104        cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
105            crate::config::auth::Params::builder()
106                .operation_name("UpdateElasticsearchDomainConfig")
107                .build()
108                .expect("required fields set"),
109        ));
110
111        cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
112            "UpdateElasticsearchDomainConfig",
113            "Elasticsearch Service",
114        ));
115        let mut signing_options = ::aws_runtime::auth::SigningOptions::default();
116        signing_options.double_uri_encode = true;
117        signing_options.content_sha256_header = false;
118        signing_options.normalize_uri_path = true;
119        signing_options.payload_override = None;
120
121        cfg.store_put(::aws_runtime::auth::SigV4OperationSigningConfig {
122            signing_options,
123            ..::std::default::Default::default()
124        });
125
126        ::std::option::Option::Some(cfg.freeze())
127    }
128
129    fn runtime_components(
130        &self,
131        _: &::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder,
132    ) -> ::std::borrow::Cow<'_, ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder> {
133        #[allow(unused_mut)]
134        let mut rcb = ::aws_smithy_runtime_api::client::runtime_components::RuntimeComponentsBuilder::new("UpdateElasticsearchDomainConfig")
135            .with_interceptor(::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default())
136            .with_interceptor(UpdateElasticsearchDomainConfigEndpointParamsInterceptor)
137            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
138                crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError,
139            >::new())
140            .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
141                crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError,
142            >::new())
143            .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
144                crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError,
145            >::new());
146
147        ::std::borrow::Cow::Owned(rcb)
148    }
149}
150
151#[derive(Debug)]
152struct UpdateElasticsearchDomainConfigResponseDeserializer;
153impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for UpdateElasticsearchDomainConfigResponseDeserializer {
154    fn deserialize_nonstreaming(
155        &self,
156        response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
157    ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
158        let (success, status) = (response.status().is_success(), response.status().as_u16());
159        let headers = response.headers();
160        let body = response.body().bytes().expect("body loaded");
161        #[allow(unused_mut)]
162        let mut force_error = false;
163        ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
164        let parse_result = if !success && status != 200 || force_error {
165            crate::protocol_serde::shape_update_elasticsearch_domain_config::de_update_elasticsearch_domain_config_http_error(status, headers, body)
166        } else {
167            crate::protocol_serde::shape_update_elasticsearch_domain_config::de_update_elasticsearch_domain_config_http_response(
168                status, headers, body,
169            )
170        };
171        crate::protocol_serde::type_erase_result(parse_result)
172    }
173}
174#[derive(Debug)]
175struct UpdateElasticsearchDomainConfigRequestSerializer;
176impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for UpdateElasticsearchDomainConfigRequestSerializer {
177    #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
178    fn serialize_input(
179        &self,
180        input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
181        _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
182    ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
183        let input = input
184            .downcast::<crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigInput>()
185            .expect("correct type");
186        let _header_serialization_settings = _cfg
187            .load::<crate::serialization_settings::HeaderSerializationSettings>()
188            .cloned()
189            .unwrap_or_default();
190        let mut request_builder = {
191            fn uri_base(
192                _input: &crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigInput,
193                output: &mut ::std::string::String,
194            ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
195                use ::std::fmt::Write as _;
196                let input_1 = &_input.domain_name;
197                let input_1 = input_1
198                    .as_ref()
199                    .ok_or_else(|| ::aws_smithy_types::error::operation::BuildError::missing_field("domain_name", "cannot be empty or unset"))?;
200                let domain_name = ::aws_smithy_http::label::fmt_string(input_1, ::aws_smithy_http::label::EncodingStrategy::Default);
201                if domain_name.is_empty() {
202                    return ::std::result::Result::Err(::aws_smithy_types::error::operation::BuildError::missing_field(
203                        "domain_name",
204                        "cannot be empty or unset",
205                    ));
206                }
207                ::std::write!(output, "/2015-01-01/es/domain/{DomainName}/config", DomainName = domain_name).expect("formatting should succeed");
208                ::std::result::Result::Ok(())
209            }
210            #[allow(clippy::unnecessary_wraps)]
211            fn update_http_builder(
212                input: &crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigInput,
213                builder: ::http::request::Builder,
214            ) -> ::std::result::Result<::http::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
215                let mut uri = ::std::string::String::new();
216                uri_base(input, &mut uri)?;
217                ::std::result::Result::Ok(builder.method("POST").uri(uri))
218            }
219            let mut builder = update_http_builder(&input, ::http::request::Builder::new())?;
220            builder = _header_serialization_settings.set_default_header(builder, ::http::header::CONTENT_TYPE, "application/json");
221            builder
222        };
223        let body = ::aws_smithy_types::body::SdkBody::from(
224            crate::protocol_serde::shape_update_elasticsearch_domain_config::ser_update_elasticsearch_domain_config_input(&input)?,
225        );
226        if let Some(content_length) = body.content_length() {
227            let content_length = content_length.to_string();
228            request_builder = _header_serialization_settings.set_default_header(request_builder, ::http::header::CONTENT_LENGTH, &content_length);
229        }
230        ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
231    }
232}
233#[derive(Debug)]
234struct UpdateElasticsearchDomainConfigEndpointParamsInterceptor;
235
236impl ::aws_smithy_runtime_api::client::interceptors::Intercept for UpdateElasticsearchDomainConfigEndpointParamsInterceptor {
237    fn name(&self) -> &'static str {
238        "UpdateElasticsearchDomainConfigEndpointParamsInterceptor"
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::<UpdateElasticsearchDomainConfigInput>()
254            .ok_or("failed to downcast to UpdateElasticsearchDomainConfigInput")?;
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 `UpdateElasticsearchDomainConfigError` operation.
275#[non_exhaustive]
276#[derive(::std::fmt::Debug)]
277pub enum UpdateElasticsearchDomainConfigError {
278    /// <p>An error occurred while processing the request.</p>
279    BaseException(crate::types::error::BaseException),
280    /// <p>The request processing has failed because of an unknown error, exception or failure (the failure is internal to the service) . Gives http status code of 500.</p>
281    InternalException(crate::types::error::InternalException),
282    /// <p>An exception for trying to create or access sub-resource that is either invalid or not supported. Gives http status code of 409.</p>
283    InvalidTypeException(crate::types::error::InvalidTypeException),
284    /// <p>An exception for trying to create more than allowed resources or sub-resources. Gives http status code of 409.</p>
285    LimitExceededException(crate::types::error::LimitExceededException),
286    /// <p>An exception for accessing or deleting a resource that does not exist. Gives http status code of 400.</p>
287    ResourceNotFoundException(crate::types::error::ResourceNotFoundException),
288    /// <p>An exception for missing / invalid input fields. Gives http status code of 400.</p>
289    ValidationException(crate::types::error::ValidationException),
290    /// An unexpected error occurred (e.g., invalid JSON returned by the service or an unknown error code).
291    #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
292    variable wildcard pattern and check `.code()`:
293     \
294    &nbsp;&nbsp;&nbsp;`err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
295     \
296    See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-UpdateElasticsearchDomainConfigError) for what information is available for the error.")]
297    Unhandled(crate::error::sealed_unhandled::Unhandled),
298}
299impl UpdateElasticsearchDomainConfigError {
300    /// Creates the `UpdateElasticsearchDomainConfigError::Unhandled` variant from any error type.
301    pub fn unhandled(
302        err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
303    ) -> Self {
304        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
305            source: err.into(),
306            meta: ::std::default::Default::default(),
307        })
308    }
309
310    /// Creates the `UpdateElasticsearchDomainConfigError::Unhandled` variant from an [`ErrorMetadata`](::aws_smithy_types::error::ErrorMetadata).
311    pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
312        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
313            source: err.clone().into(),
314            meta: err,
315        })
316    }
317    ///
318    /// Returns error metadata, which includes the error code, message,
319    /// request ID, and potentially additional information.
320    ///
321    pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
322        match self {
323            Self::BaseException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
324            Self::InternalException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
325            Self::InvalidTypeException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
326            Self::LimitExceededException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
327            Self::ResourceNotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
328            Self::ValidationException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
329            Self::Unhandled(e) => &e.meta,
330        }
331    }
332    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::BaseException`.
333    pub fn is_base_exception(&self) -> bool {
334        matches!(self, Self::BaseException(_))
335    }
336    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::InternalException`.
337    pub fn is_internal_exception(&self) -> bool {
338        matches!(self, Self::InternalException(_))
339    }
340    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::InvalidTypeException`.
341    pub fn is_invalid_type_exception(&self) -> bool {
342        matches!(self, Self::InvalidTypeException(_))
343    }
344    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::LimitExceededException`.
345    pub fn is_limit_exceeded_exception(&self) -> bool {
346        matches!(self, Self::LimitExceededException(_))
347    }
348    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::ResourceNotFoundException`.
349    pub fn is_resource_not_found_exception(&self) -> bool {
350        matches!(self, Self::ResourceNotFoundException(_))
351    }
352    /// Returns `true` if the error kind is `UpdateElasticsearchDomainConfigError::ValidationException`.
353    pub fn is_validation_exception(&self) -> bool {
354        matches!(self, Self::ValidationException(_))
355    }
356}
357impl ::std::error::Error for UpdateElasticsearchDomainConfigError {
358    fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
359        match self {
360            Self::BaseException(_inner) => ::std::option::Option::Some(_inner),
361            Self::InternalException(_inner) => ::std::option::Option::Some(_inner),
362            Self::InvalidTypeException(_inner) => ::std::option::Option::Some(_inner),
363            Self::LimitExceededException(_inner) => ::std::option::Option::Some(_inner),
364            Self::ResourceNotFoundException(_inner) => ::std::option::Option::Some(_inner),
365            Self::ValidationException(_inner) => ::std::option::Option::Some(_inner),
366            Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
367        }
368    }
369}
370impl ::std::fmt::Display for UpdateElasticsearchDomainConfigError {
371    fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
372        match self {
373            Self::BaseException(_inner) => _inner.fmt(f),
374            Self::InternalException(_inner) => _inner.fmt(f),
375            Self::InvalidTypeException(_inner) => _inner.fmt(f),
376            Self::LimitExceededException(_inner) => _inner.fmt(f),
377            Self::ResourceNotFoundException(_inner) => _inner.fmt(f),
378            Self::ValidationException(_inner) => _inner.fmt(f),
379            Self::Unhandled(_inner) => {
380                if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
381                    write!(f, "unhandled error ({code})")
382                } else {
383                    f.write_str("unhandled error")
384                }
385            }
386        }
387    }
388}
389impl ::aws_smithy_types::retry::ProvideErrorKind for UpdateElasticsearchDomainConfigError {
390    fn code(&self) -> ::std::option::Option<&str> {
391        ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
392    }
393    fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
394        ::std::option::Option::None
395    }
396}
397impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for UpdateElasticsearchDomainConfigError {
398    fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
399        match self {
400            Self::BaseException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
401            Self::InternalException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
402            Self::InvalidTypeException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
403            Self::LimitExceededException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
404            Self::ResourceNotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
405            Self::ValidationException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
406            Self::Unhandled(_inner) => &_inner.meta,
407        }
408    }
409}
410impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for UpdateElasticsearchDomainConfigError {
411    fn create_unhandled_error(
412        source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
413        meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
414    ) -> Self {
415        Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
416            source,
417            meta: meta.unwrap_or_default(),
418        })
419    }
420}
421impl ::aws_types::request_id::RequestId for crate::operation::update_elasticsearch_domain_config::UpdateElasticsearchDomainConfigError {
422    fn request_id(&self) -> Option<&str> {
423        self.meta().request_id()
424    }
425}
426
427pub use crate::operation::update_elasticsearch_domain_config::_update_elasticsearch_domain_config_output::UpdateElasticsearchDomainConfigOutput;
428
429pub use crate::operation::update_elasticsearch_domain_config::_update_elasticsearch_domain_config_input::UpdateElasticsearchDomainConfigInput;
430
431mod _update_elasticsearch_domain_config_input;
432
433mod _update_elasticsearch_domain_config_output;
434
435/// Builders
436pub mod builders;
aws_sdk_elasticsearch/operation/update_elasticsearch_domain_config.rs

aws_sdk_elasticsearch/operation/
update_elasticsearch_domain_config.rs
