1#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct GetRecommendationSummaries;
6impl GetRecommendationSummaries {
7 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_recommendation_summaries::GetRecommendationSummariesInput,
14 ) -> ::std::result::Result<
15 crate::operation::get_recommendation_summaries::GetRecommendationSummariesOutput,
16 ::aws_smithy_runtime_api::client::result::SdkError<
17 crate::operation::get_recommendation_summaries::GetRecommendationSummariesError,
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_recommendation_summaries::GetRecommendationSummariesError>()
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_recommendation_summaries::GetRecommendationSummariesOutput>()
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_recommendation_summaries::GetRecommendationSummariesInput,
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 "Compute Optimizer",
56 "GetRecommendationSummaries",
57 input,
58 runtime_plugins,
59 stop_point,
60 )
61 .instrument(::tracing::debug_span!(
64 "Compute Optimizer.GetRecommendationSummaries",
65 "rpc.service" = "Compute Optimizer",
66 "rpc.method" = "GetRecommendationSummaries",
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 GetRecommendationSummaries {
94 fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
95 let mut cfg = ::aws_smithy_types::config_bag::Layer::new("GetRecommendationSummaries");
96
97 cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
98 GetRecommendationSummariesRequestSerializer,
99 ));
100 cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
101 GetRecommendationSummariesResponseDeserializer,
102 ));
103
104 cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
105 crate::config::auth::Params::builder()
106 .operation_name("GetRecommendationSummaries")
107 .build()
108 .expect("required fields set"),
109 ));
110
111 cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
112 "GetRecommendationSummaries",
113 "Compute Optimizer",
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("GetRecommendationSummaries")
135 .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
136 GetRecommendationSummariesTelemetryInputCaptureInterceptor,
137 ))
138 .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
139 ::aws_smithy_runtime::client::stalled_stream_protection::StalledStreamProtectionInterceptor::default(),
140 ))
141 .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
142 GetRecommendationSummariesEndpointParamsInterceptor,
143 ))
144 .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
145 crate::operation::get_recommendation_summaries::GetRecommendationSummariesError,
146 >::new())
147 .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
148 crate::operation::get_recommendation_summaries::GetRecommendationSummariesError,
149 >::new())
150 .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
151 crate::operation::get_recommendation_summaries::GetRecommendationSummariesError,
152 >::new())
153 .with_retry_classifier(::aws_runtime::service_clock_skew::ServiceClockSkewClassifier::<
154 crate::operation::get_recommendation_summaries::GetRecommendationSummariesError,
155 >::new());
156
157 ::std::borrow::Cow::Owned(rcb)
158 }
159}
160
161#[derive(Debug)]
162struct GetRecommendationSummariesTelemetryInputCaptureInterceptor;
163
164#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
165impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetRecommendationSummariesTelemetryInputCaptureInterceptor {
166 fn name(&self) -> &'static str {
167 "GetRecommendationSummariesTelemetryInputCaptureInterceptor"
168 }
169
170 fn read_before_execution(
171 &self,
172 context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
173 '_,
174 ::aws_smithy_runtime_api::client::interceptors::context::Input,
175 ::aws_smithy_runtime_api::client::interceptors::context::Output,
176 ::aws_smithy_runtime_api::client::interceptors::context::Error,
177 >,
178 cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
179 ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
180 let ::std::option::Option::Some(requested) = cfg
182 .load::<::aws_smithy_types::telemetry::RequestedTelemetryAttributes>()
183 .filter(|r| !r.is_empty())
184 else {
185 return ::std::result::Result::Ok(());
186 };
187
188 let ::std::option::Option::Some(input) = context.input().downcast_ref::<GetRecommendationSummariesInput>() else {
189 return ::std::result::Result::Ok(());
191 };
192
193 let mut captured = ::aws_smithy_types::telemetry::CapturedTelemetryAttributes::default();
194 if requested.should_capture("nextToken") {
195 if let ::std::option::Option::Some(value) = input.next_token.as_deref() {
196 captured.insert("nextToken", value);
197 }
198 }
199
200 cfg.interceptor_state().store_put(captured);
201 ::std::result::Result::Ok(())
202 }
203}
204#[derive(Debug)]
205struct GetRecommendationSummariesResponseDeserializer;
206impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for GetRecommendationSummariesResponseDeserializer {
207 fn deserialize_nonstreaming_with_config(
208 &self,
209 response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
210 _cfg: &::aws_smithy_types::config_bag::ConfigBag,
211 ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
212 let (success, status) = (response.status().is_success(), response.status().as_u16());
213 let headers = response.headers();
214 let body = response.body().bytes().expect("body loaded");
215 #[allow(unused_mut)]
216 let mut force_error = false;
217 ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
218 let parse_result = if !success && status != 200 || force_error {
219 crate::protocol_serde::shape_get_recommendation_summaries::de_get_recommendation_summaries_http_error(status, headers, body)
220 } else {
221 crate::protocol_serde::shape_get_recommendation_summaries::de_get_recommendation_summaries_http_response(status, headers, body)
222 };
223 crate::protocol_serde::type_erase_result(parse_result)
224 }
225}
226#[derive(Debug)]
227struct GetRecommendationSummariesRequestSerializer;
228impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for GetRecommendationSummariesRequestSerializer {
229 #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
230 fn serialize_input(
231 &self,
232 input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
233 _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
234 ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
235 let input = input
236 .downcast::<crate::operation::get_recommendation_summaries::GetRecommendationSummariesInput>()
237 .expect("correct type");
238 let _header_serialization_settings = _cfg
239 .load::<crate::serialization_settings::HeaderSerializationSettings>()
240 .cloned()
241 .unwrap_or_default();
242 let mut request_builder = {
243 #[allow(clippy::uninlined_format_args)]
244 fn uri_base(
245 _input: &crate::operation::get_recommendation_summaries::GetRecommendationSummariesInput,
246 output: &mut ::std::string::String,
247 ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
248 use ::std::fmt::Write as _;
249 ::std::write!(output, "/service/ComputeOptimizerService/operation/GetRecommendationSummaries").expect("formatting should succeed");
250 ::std::result::Result::Ok(())
251 }
252 #[allow(clippy::unnecessary_wraps)]
253 fn update_http_builder(
254 input: &crate::operation::get_recommendation_summaries::GetRecommendationSummariesInput,
255 builder: ::http_1x::request::Builder,
256 ) -> ::std::result::Result<::http_1x::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
257 let mut uri = ::std::string::String::new();
258 uri_base(input, &mut uri)?;
259 ::std::result::Result::Ok(builder.method("POST").uri(uri))
260 }
261 let mut builder = update_http_builder(&input, ::http_1x::request::Builder::new())?;
262 builder = _header_serialization_settings.set_default_header(builder, ::http_1x::header::CONTENT_TYPE, "application/cbor");
263 builder = _header_serialization_settings.set_default_header(
264 builder,
265 ::http_1x::header::HeaderName::from_static("smithy-protocol"),
266 "rpc-v2-cbor",
267 );
268 builder =
269 _header_serialization_settings.set_default_header(builder, ::http_1x::header::HeaderName::from_static("accept"), "application/cbor");
270 builder
271 };
272 let body = ::aws_smithy_types::body::SdkBody::from(
273 crate::protocol_serde::shape_get_recommendation_summaries::ser_get_recommendation_summaries_input(&input)?,
274 );
275 if let Some(content_length) = body.content_length() {
276 let content_length = content_length.to_string();
277 request_builder = _header_serialization_settings.set_default_header(request_builder, ::http_1x::header::CONTENT_LENGTH, &content_length);
278 }
279 ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
280 }
281}
282#[derive(Debug)]
283struct GetRecommendationSummariesEndpointParamsInterceptor;
284
285#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
286impl ::aws_smithy_runtime_api::client::interceptors::Intercept for GetRecommendationSummariesEndpointParamsInterceptor {
287 fn name(&self) -> &'static str {
288 "GetRecommendationSummariesEndpointParamsInterceptor"
289 }
290
291 fn read_before_execution(
292 &self,
293 context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
294 '_,
295 ::aws_smithy_runtime_api::client::interceptors::context::Input,
296 ::aws_smithy_runtime_api::client::interceptors::context::Output,
297 ::aws_smithy_runtime_api::client::interceptors::context::Error,
298 >,
299 cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
300 ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
301 let _input = context
302 .input()
303 .downcast_ref::<GetRecommendationSummariesInput>()
304 .ok_or("failed to downcast to GetRecommendationSummariesInput")?;
305
306 let params = crate::config::endpoint::Params::builder()
307 .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
308 .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
309 .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
310 .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
311 .build()
312 .map_err(|err| {
313 ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
314 })?;
315 cfg.interceptor_state()
316 .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
317 ::std::result::Result::Ok(())
318 }
319}
320
321#[non_exhaustive]
326#[derive(::std::fmt::Debug)]
327pub enum GetRecommendationSummariesError {
328 AccessDeniedException(crate::types::error::AccessDeniedException),
330 InternalServerException(crate::types::error::InternalServerException),
332 InvalidParameterValueException(crate::types::error::InvalidParameterValueException),
334 MissingAuthenticationToken(crate::types::error::MissingAuthenticationToken),
336 OptInRequiredException(crate::types::error::OptInRequiredException),
338 ServiceUnavailableException(crate::types::error::ServiceUnavailableException),
340 ThrottlingException(crate::types::error::ThrottlingException),
342 #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
344 variable wildcard pattern and check `.code()`:
345 \
346 `err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
347 \
348 See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-GetRecommendationSummariesError) for what information is available for the error.")]
349 Unhandled(crate::error::sealed_unhandled::Unhandled),
350}
351impl GetRecommendationSummariesError {
352 pub fn unhandled(
354 err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
355 ) -> Self {
356 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
357 source: err.into(),
358 meta: ::std::default::Default::default(),
359 })
360 }
361
362 pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
364 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
365 source: err.clone().into(),
366 meta: err,
367 })
368 }
369 pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
374 match self {
375 Self::AccessDeniedException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
376 Self::InternalServerException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
377 Self::InvalidParameterValueException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
378 Self::MissingAuthenticationToken(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
379 Self::OptInRequiredException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
380 Self::ServiceUnavailableException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
381 Self::ThrottlingException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
382 Self::Unhandled(e) => &e.meta,
383 }
384 }
385 pub fn is_access_denied_exception(&self) -> bool {
387 matches!(self, Self::AccessDeniedException(_))
388 }
389 pub fn is_internal_server_exception(&self) -> bool {
391 matches!(self, Self::InternalServerException(_))
392 }
393 pub fn is_invalid_parameter_value_exception(&self) -> bool {
395 matches!(self, Self::InvalidParameterValueException(_))
396 }
397 pub fn is_missing_authentication_token(&self) -> bool {
399 matches!(self, Self::MissingAuthenticationToken(_))
400 }
401 pub fn is_opt_in_required_exception(&self) -> bool {
403 matches!(self, Self::OptInRequiredException(_))
404 }
405 pub fn is_service_unavailable_exception(&self) -> bool {
407 matches!(self, Self::ServiceUnavailableException(_))
408 }
409 pub fn is_throttling_exception(&self) -> bool {
411 matches!(self, Self::ThrottlingException(_))
412 }
413}
414impl ::std::error::Error for GetRecommendationSummariesError {
415 fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
416 match self {
417 Self::AccessDeniedException(_inner) => ::std::option::Option::Some(_inner),
418 Self::InternalServerException(_inner) => ::std::option::Option::Some(_inner),
419 Self::InvalidParameterValueException(_inner) => ::std::option::Option::Some(_inner),
420 Self::MissingAuthenticationToken(_inner) => ::std::option::Option::Some(_inner),
421 Self::OptInRequiredException(_inner) => ::std::option::Option::Some(_inner),
422 Self::ServiceUnavailableException(_inner) => ::std::option::Option::Some(_inner),
423 Self::ThrottlingException(_inner) => ::std::option::Option::Some(_inner),
424 Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
425 }
426 }
427}
428impl ::std::fmt::Display for GetRecommendationSummariesError {
429 fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
430 match self {
431 Self::AccessDeniedException(_inner) => _inner.fmt(f),
432 Self::InternalServerException(_inner) => _inner.fmt(f),
433 Self::InvalidParameterValueException(_inner) => _inner.fmt(f),
434 Self::MissingAuthenticationToken(_inner) => _inner.fmt(f),
435 Self::OptInRequiredException(_inner) => _inner.fmt(f),
436 Self::ServiceUnavailableException(_inner) => _inner.fmt(f),
437 Self::ThrottlingException(_inner) => _inner.fmt(f),
438 Self::Unhandled(_inner) => {
439 if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
440 write!(f, "unhandled error ({code})")
441 } else {
442 f.write_str("unhandled error")
443 }
444 }
445 }
446 }
447}
448impl ::aws_smithy_types::retry::ProvideErrorKind for GetRecommendationSummariesError {
449 fn code(&self) -> ::std::option::Option<&str> {
450 ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
451 }
452 fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
453 ::std::option::Option::None
454 }
455}
456impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for GetRecommendationSummariesError {
457 fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
458 match self {
459 Self::AccessDeniedException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
460 Self::InternalServerException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
461 Self::InvalidParameterValueException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
462 Self::MissingAuthenticationToken(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
463 Self::OptInRequiredException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
464 Self::ServiceUnavailableException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
465 Self::ThrottlingException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
466 Self::Unhandled(_inner) => &_inner.meta,
467 }
468 }
469}
470impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for GetRecommendationSummariesError {
471 fn create_unhandled_error(
472 source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
473 meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
474 ) -> Self {
475 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
476 source,
477 meta: meta.unwrap_or_default(),
478 })
479 }
480}
481impl ::aws_types::request_id::RequestId for crate::operation::get_recommendation_summaries::GetRecommendationSummariesError {
482 fn request_id(&self) -> Option<&str> {
483 self.meta().request_id()
484 }
485}
486
487pub use crate::operation::get_recommendation_summaries::_get_recommendation_summaries_input::GetRecommendationSummariesInput;
488
489pub use crate::operation::get_recommendation_summaries::_get_recommendation_summaries_output::GetRecommendationSummariesOutput;
490
491mod _get_recommendation_summaries_input;
492
493mod _get_recommendation_summaries_output;
494
495pub mod builders;
497
498pub mod paginator;