aws_sdk_networkfirewall/operation/
update_tls_inspection_configuration.rs1#[derive(::std::clone::Clone, ::std::default::Default, ::std::fmt::Debug)]
4#[non_exhaustive]
5pub struct UpdateTLSInspectionConfiguration;
6impl UpdateTLSInspectionConfiguration {
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::update_tls_inspection_configuration::UpdateTlsInspectionConfigurationInput,
14 ) -> ::std::result::Result<
15 crate::operation::update_tls_inspection_configuration::UpdateTlsInspectionConfigurationOutput,
16 ::aws_smithy_runtime_api::client::result::SdkError<
17 crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError,
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_tls_inspection_configuration::UpdateTLSInspectionConfigurationError>()
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_tls_inspection_configuration::UpdateTlsInspectionConfigurationOutput>()
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_tls_inspection_configuration::UpdateTlsInspectionConfigurationInput,
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 "Network Firewall",
56 "UpdateTLSInspectionConfiguration",
57 input,
58 runtime_plugins,
59 stop_point,
60 )
61 .instrument(::tracing::debug_span!(
64 "Network Firewall.UpdateTLSInspectionConfiguration",
65 "rpc.service" = "Network Firewall",
66 "rpc.method" = "UpdateTLSInspectionConfiguration",
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 UpdateTLSInspectionConfiguration {
94 fn config(&self) -> ::std::option::Option<::aws_smithy_types::config_bag::FrozenLayer> {
95 let mut cfg = ::aws_smithy_types::config_bag::Layer::new("UpdateTLSInspectionConfiguration");
96
97 cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedRequestSerializer::new(
98 UpdateTLSInspectionConfigurationRequestSerializer,
99 ));
100 cfg.store_put(::aws_smithy_runtime_api::client::ser_de::SharedResponseDeserializer::new(
101 UpdateTLSInspectionConfigurationResponseDeserializer,
102 ));
103
104 cfg.store_put(::aws_smithy_runtime_api::client::auth::AuthSchemeOptionResolverParams::new(
105 crate::config::auth::Params::builder()
106 .operation_name("UpdateTLSInspectionConfiguration")
107 .build()
108 .expect("required fields set"),
109 ));
110
111 cfg.store_put(::aws_smithy_runtime_api::client::orchestrator::Metadata::new(
112 "UpdateTLSInspectionConfiguration",
113 "Network Firewall",
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("UpdateTLSInspectionConfiguration")
135 .with_interceptor(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::permanent(
136 UpdateTLSInspectionConfigurationTelemetryInputCaptureInterceptor,
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 UpdateTLSInspectionConfigurationEndpointParamsInterceptor,
143 ))
144 .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::TransientErrorClassifier::<
145 crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError,
146 >::new())
147 .with_retry_classifier(::aws_smithy_runtime::client::retries::classifiers::ModeledAsRetryableClassifier::<
148 crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError,
149 >::new())
150 .with_retry_classifier(::aws_runtime::retries::classifiers::AwsErrorCodeClassifier::<
151 crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError,
152 >::new())
153 .with_retry_classifier(::aws_runtime::service_clock_skew::ServiceClockSkewClassifier::<
154 crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError,
155 >::new());
156
157 ::std::borrow::Cow::Owned(rcb)
158 }
159}
160
161#[derive(Debug)]
162struct UpdateTLSInspectionConfigurationTelemetryInputCaptureInterceptor;
163
164#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
165impl ::aws_smithy_runtime_api::client::interceptors::Intercept for UpdateTLSInspectionConfigurationTelemetryInputCaptureInterceptor {
166 fn name(&self) -> &'static str {
167 "UpdateTLSInspectionConfigurationTelemetryInputCaptureInterceptor"
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::<UpdateTlsInspectionConfigurationInput>() else {
189 return ::std::result::Result::Ok(());
191 };
192
193 let mut captured = ::aws_smithy_types::telemetry::CapturedTelemetryAttributes::default();
194 if requested.should_capture("TLSInspectionConfigurationArn") {
195 if let ::std::option::Option::Some(value) = input.tls_inspection_configuration_arn.as_deref() {
196 captured.insert("TLSInspectionConfigurationArn", value);
197 }
198 }
199 if requested.should_capture("TLSInspectionConfigurationName") {
200 if let ::std::option::Option::Some(value) = input.tls_inspection_configuration_name.as_deref() {
201 captured.insert("TLSInspectionConfigurationName", value);
202 }
203 }
204 if requested.should_capture("Description") {
205 if let ::std::option::Option::Some(value) = input.description.as_deref() {
206 captured.insert("Description", value);
207 }
208 }
209 if requested.should_capture("UpdateToken") {
210 if let ::std::option::Option::Some(value) = input.update_token.as_deref() {
211 captured.insert("UpdateToken", value);
212 }
213 }
214
215 cfg.interceptor_state().store_put(captured);
216 ::std::result::Result::Ok(())
217 }
218}
219#[derive(Debug)]
220struct UpdateTLSInspectionConfigurationResponseDeserializer;
221impl ::aws_smithy_runtime_api::client::ser_de::DeserializeResponse for UpdateTLSInspectionConfigurationResponseDeserializer {
222 fn deserialize_nonstreaming_with_config(
223 &self,
224 response: &::aws_smithy_runtime_api::client::orchestrator::HttpResponse,
225 _cfg: &::aws_smithy_types::config_bag::ConfigBag,
226 ) -> ::aws_smithy_runtime_api::client::interceptors::context::OutputOrError {
227 let (success, status) = (response.status().is_success(), response.status().as_u16());
228 let headers = response.headers();
229 let body = response.body().bytes().expect("body loaded");
230 #[allow(unused_mut)]
231 let mut force_error = false;
232 ::tracing::debug!(request_id = ?::aws_types::request_id::RequestId::request_id(response));
233 let parse_result = if !success && status != 200 || force_error {
234 crate::protocol_serde::shape_update_tls_inspection_configuration::de_update_tls_inspection_configuration_http_error(status, headers, body)
235 } else {
236 crate::protocol_serde::shape_update_tls_inspection_configuration::de_update_tls_inspection_configuration_http_response(
237 status, headers, body,
238 )
239 };
240 crate::protocol_serde::type_erase_result(parse_result)
241 }
242}
243#[derive(Debug)]
244struct UpdateTLSInspectionConfigurationRequestSerializer;
245impl ::aws_smithy_runtime_api::client::ser_de::SerializeRequest for UpdateTLSInspectionConfigurationRequestSerializer {
246 #[allow(unused_mut, clippy::let_and_return, clippy::needless_borrow, clippy::useless_conversion)]
247 fn serialize_input(
248 &self,
249 input: ::aws_smithy_runtime_api::client::interceptors::context::Input,
250 _cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
251 ) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, ::aws_smithy_runtime_api::box_error::BoxError> {
252 let input = input
253 .downcast::<crate::operation::update_tls_inspection_configuration::UpdateTlsInspectionConfigurationInput>()
254 .expect("correct type");
255 let _header_serialization_settings = _cfg
256 .load::<crate::serialization_settings::HeaderSerializationSettings>()
257 .cloned()
258 .unwrap_or_default();
259 let mut request_builder = {
260 #[allow(clippy::uninlined_format_args)]
261 fn uri_base(
262 _input: &crate::operation::update_tls_inspection_configuration::UpdateTlsInspectionConfigurationInput,
263 output: &mut ::std::string::String,
264 ) -> ::std::result::Result<(), ::aws_smithy_types::error::operation::BuildError> {
265 use ::std::fmt::Write as _;
266 ::std::write!(output, "/").expect("formatting should succeed");
267 ::std::result::Result::Ok(())
268 }
269 #[allow(clippy::unnecessary_wraps)]
270 fn update_http_builder(
271 input: &crate::operation::update_tls_inspection_configuration::UpdateTlsInspectionConfigurationInput,
272 builder: ::http_1x::request::Builder,
273 ) -> ::std::result::Result<::http_1x::request::Builder, ::aws_smithy_types::error::operation::BuildError> {
274 let mut uri = ::std::string::String::new();
275 uri_base(input, &mut uri)?;
276 ::std::result::Result::Ok(builder.method("POST").uri(uri))
277 }
278 let mut builder = update_http_builder(&input, ::http_1x::request::Builder::new())?;
279 builder = _header_serialization_settings.set_default_header(builder, ::http_1x::header::CONTENT_TYPE, "application/x-amz-json-1.0");
280 builder = _header_serialization_settings.set_default_header(
281 builder,
282 ::http_1x::header::HeaderName::from_static("x-amz-target"),
283 "NetworkFirewall_20201112.UpdateTLSInspectionConfiguration",
284 );
285 builder
286 };
287 let body = ::aws_smithy_types::body::SdkBody::from(
288 crate::protocol_serde::shape_update_tls_inspection_configuration::ser_update_tls_inspection_configuration_input(&input)?,
289 );
290 if let Some(content_length) = body.content_length() {
291 let content_length = content_length.to_string();
292 request_builder = _header_serialization_settings.set_default_header(request_builder, ::http_1x::header::CONTENT_LENGTH, &content_length);
293 }
294 ::std::result::Result::Ok(request_builder.body(body).expect("valid request").try_into().unwrap())
295 }
296}
297#[derive(Debug)]
298struct UpdateTLSInspectionConfigurationEndpointParamsInterceptor;
299
300#[::aws_smithy_runtime_api::client::interceptors::dyn_dispatch_hint]
301impl ::aws_smithy_runtime_api::client::interceptors::Intercept for UpdateTLSInspectionConfigurationEndpointParamsInterceptor {
302 fn name(&self) -> &'static str {
303 "UpdateTLSInspectionConfigurationEndpointParamsInterceptor"
304 }
305
306 fn read_before_execution(
307 &self,
308 context: &::aws_smithy_runtime_api::client::interceptors::context::BeforeSerializationInterceptorContextRef<
309 '_,
310 ::aws_smithy_runtime_api::client::interceptors::context::Input,
311 ::aws_smithy_runtime_api::client::interceptors::context::Output,
312 ::aws_smithy_runtime_api::client::interceptors::context::Error,
313 >,
314 cfg: &mut ::aws_smithy_types::config_bag::ConfigBag,
315 ) -> ::std::result::Result<(), ::aws_smithy_runtime_api::box_error::BoxError> {
316 let _input = context
317 .input()
318 .downcast_ref::<UpdateTlsInspectionConfigurationInput>()
319 .ok_or("failed to downcast to UpdateTlsInspectionConfigurationInput")?;
320
321 let params = crate::config::endpoint::Params::builder()
322 .set_region(cfg.load::<::aws_types::region::Region>().map(|r| r.as_ref().to_owned()))
323 .set_use_dual_stack(cfg.load::<::aws_types::endpoint_config::UseDualStack>().map(|ty| ty.0))
324 .set_use_fips(cfg.load::<::aws_types::endpoint_config::UseFips>().map(|ty| ty.0))
325 .set_endpoint(cfg.load::<::aws_types::endpoint_config::EndpointUrl>().map(|ty| ty.0.clone()))
326 .build()
327 .map_err(|err| {
328 ::aws_smithy_runtime_api::client::interceptors::error::ContextAttachedError::new("endpoint params could not be built", err)
329 })?;
330 cfg.interceptor_state()
331 .store_put(::aws_smithy_runtime_api::client::endpoint::EndpointResolverParams::new(params));
332 ::std::result::Result::Ok(())
333 }
334}
335
336#[non_exhaustive]
341#[derive(::std::fmt::Debug)]
342pub enum UpdateTLSInspectionConfigurationError {
343 InternalServerError(crate::types::error::InternalServerError),
345 InvalidRequestException(crate::types::error::InvalidRequestException),
355 InvalidTokenException(crate::types::error::InvalidTokenException),
357 ResourceNotFoundException(crate::types::error::ResourceNotFoundException),
359 ThrottlingException(crate::types::error::ThrottlingException),
361 #[deprecated(note = "Matching `Unhandled` directly is not forwards compatible. Instead, match using a \
363 variable wildcard pattern and check `.code()`:
364 \
365 `err if err.code() == Some(\"SpecificExceptionCode\") => { /* handle the error */ }`
366 \
367 See [`ProvideErrorMetadata`](#impl-ProvideErrorMetadata-for-UpdateTLSInspectionConfigurationError) for what information is available for the error.")]
368 Unhandled(crate::error::sealed_unhandled::Unhandled),
369}
370impl UpdateTLSInspectionConfigurationError {
371 pub fn unhandled(
373 err: impl ::std::convert::Into<::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>>,
374 ) -> Self {
375 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
376 source: err.into(),
377 meta: ::std::default::Default::default(),
378 })
379 }
380
381 pub fn generic(err: ::aws_smithy_types::error::ErrorMetadata) -> Self {
383 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
384 source: err.clone().into(),
385 meta: err,
386 })
387 }
388 pub fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
393 match self {
394 Self::InternalServerError(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
395 Self::InvalidRequestException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
396 Self::InvalidTokenException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
397 Self::ResourceNotFoundException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
398 Self::ThrottlingException(e) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(e),
399 Self::Unhandled(e) => &e.meta,
400 }
401 }
402 pub fn is_internal_server_error(&self) -> bool {
404 matches!(self, Self::InternalServerError(_))
405 }
406 pub fn is_invalid_request_exception(&self) -> bool {
408 matches!(self, Self::InvalidRequestException(_))
409 }
410 pub fn is_invalid_token_exception(&self) -> bool {
412 matches!(self, Self::InvalidTokenException(_))
413 }
414 pub fn is_resource_not_found_exception(&self) -> bool {
416 matches!(self, Self::ResourceNotFoundException(_))
417 }
418 pub fn is_throttling_exception(&self) -> bool {
420 matches!(self, Self::ThrottlingException(_))
421 }
422}
423impl ::std::error::Error for UpdateTLSInspectionConfigurationError {
424 fn source(&self) -> ::std::option::Option<&(dyn ::std::error::Error + 'static)> {
425 match self {
426 Self::InternalServerError(_inner) => ::std::option::Option::Some(_inner),
427 Self::InvalidRequestException(_inner) => ::std::option::Option::Some(_inner),
428 Self::InvalidTokenException(_inner) => ::std::option::Option::Some(_inner),
429 Self::ResourceNotFoundException(_inner) => ::std::option::Option::Some(_inner),
430 Self::ThrottlingException(_inner) => ::std::option::Option::Some(_inner),
431 Self::Unhandled(_inner) => ::std::option::Option::Some(&*_inner.source),
432 }
433 }
434}
435impl ::std::fmt::Display for UpdateTLSInspectionConfigurationError {
436 fn fmt(&self, f: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result {
437 match self {
438 Self::InternalServerError(_inner) => _inner.fmt(f),
439 Self::InvalidRequestException(_inner) => _inner.fmt(f),
440 Self::InvalidTokenException(_inner) => _inner.fmt(f),
441 Self::ResourceNotFoundException(_inner) => _inner.fmt(f),
442 Self::ThrottlingException(_inner) => _inner.fmt(f),
443 Self::Unhandled(_inner) => {
444 if let ::std::option::Option::Some(code) = ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self) {
445 write!(f, "unhandled error ({code})")
446 } else {
447 f.write_str("unhandled error")
448 }
449 }
450 }
451 }
452}
453impl ::aws_smithy_types::retry::ProvideErrorKind for UpdateTLSInspectionConfigurationError {
454 fn code(&self) -> ::std::option::Option<&str> {
455 ::aws_smithy_types::error::metadata::ProvideErrorMetadata::code(self)
456 }
457 fn retryable_error_kind(&self) -> ::std::option::Option<::aws_smithy_types::retry::ErrorKind> {
458 ::std::option::Option::None
459 }
460}
461impl ::aws_smithy_types::error::metadata::ProvideErrorMetadata for UpdateTLSInspectionConfigurationError {
462 fn meta(&self) -> &::aws_smithy_types::error::ErrorMetadata {
463 match self {
464 Self::InternalServerError(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
465 Self::InvalidRequestException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
466 Self::InvalidTokenException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
467 Self::ResourceNotFoundException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
468 Self::ThrottlingException(_inner) => ::aws_smithy_types::error::metadata::ProvideErrorMetadata::meta(_inner),
469 Self::Unhandled(_inner) => &_inner.meta,
470 }
471 }
472}
473impl ::aws_smithy_runtime_api::client::result::CreateUnhandledError for UpdateTLSInspectionConfigurationError {
474 fn create_unhandled_error(
475 source: ::std::boxed::Box<dyn ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static>,
476 meta: ::std::option::Option<::aws_smithy_types::error::ErrorMetadata>,
477 ) -> Self {
478 Self::Unhandled(crate::error::sealed_unhandled::Unhandled {
479 source,
480 meta: meta.unwrap_or_default(),
481 })
482 }
483}
484impl ::aws_types::request_id::RequestId for crate::operation::update_tls_inspection_configuration::UpdateTLSInspectionConfigurationError {
485 fn request_id(&self) -> Option<&str> {
486 self.meta().request_id()
487 }
488}
489
490pub use crate::operation::update_tls_inspection_configuration::_update_tls_inspection_configuration_input::UpdateTlsInspectionConfigurationInput;
491
492pub use crate::operation::update_tls_inspection_configuration::_update_tls_inspection_configuration_output::UpdateTlsInspectionConfigurationOutput;
493
494mod _update_tls_inspection_configuration_input;
495
496mod _update_tls_inspection_configuration_output;
497
498pub mod builders;