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// Code generated by software.amazon.smithy.rust.codegen.smithy-rs. DO NOT EDIT.
/// `CustomizableOperation` allows for configuring a single operation invocation before it is sent.
pub struct CustomizableOperation<T, E, B> {
customizable_send: B,
config_override: ::std::option::Option<crate::config::Builder>,
interceptors: Vec<::aws_smithy_runtime_api::client::interceptors::SharedInterceptor>,
runtime_plugins: Vec<::aws_smithy_runtime_api::client::runtime_plugin::SharedRuntimePlugin>,
_output: ::std::marker::PhantomData<T>,
_error: ::std::marker::PhantomData<E>,
}
impl<T, E, B> CustomizableOperation<T, E, B> {
/// Creates a new `CustomizableOperation` from `customizable_send`.
#[allow(dead_code)] // unused when a service does not provide any operations
pub(crate) fn new(customizable_send: B) -> Self {
Self {
customizable_send,
config_override: ::std::option::Option::None,
interceptors: vec![],
runtime_plugins: vec![],
_output: ::std::marker::PhantomData,
_error: ::std::marker::PhantomData
}
}
pub(crate) fn execute<U>(self, f: impl ::std::ops::FnOnce(B, crate::config::Builder) -> U) -> U {
let mut config_override = self.config_override.unwrap_or_default();
self.interceptors.into_iter().for_each(|interceptor| {
config_override.push_interceptor(interceptor);
});
self.runtime_plugins.into_iter().for_each(|plugin| {
config_override.push_runtime_plugin(plugin);
});
f(self.customizable_send, config_override)
}
/// Adds an [interceptor](::aws_smithy_runtime_api::client::interceptors::Intercept) that runs at specific stages of the request execution pipeline.
///
/// Note that interceptors can also be added to `CustomizableOperation` by `config_override`,
/// `map_request`, and `mutate_request` (the last two are implemented via interceptors under the hood).
/// The order in which those user-specified operation interceptors are invoked should not be relied upon
/// as it is an implementation detail.
pub fn interceptor(mut self, interceptor: impl ::aws_smithy_runtime_api::client::interceptors::Intercept + 'static) -> Self {
self.interceptors.push(::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::new(interceptor));
self
}
/// Adds a runtime plugin.
#[allow(unused)]
pub(crate) fn runtime_plugin(mut self, runtime_plugin: impl ::aws_smithy_runtime_api::client::runtime_plugin::RuntimePlugin + 'static) -> Self {
self.runtime_plugins.push(::aws_smithy_runtime_api::client::runtime_plugin::SharedRuntimePlugin::new(runtime_plugin));
self
}
/// Allows for customizing the operation's request.
pub fn map_request<F, MapE>(mut self, f: F) -> Self
where
F: ::std::ops::Fn(::aws_smithy_runtime_api::client::orchestrator::HttpRequest) -> ::std::result::Result<::aws_smithy_runtime_api::client::orchestrator::HttpRequest, MapE>
+ ::std::marker::Send
+ ::std::marker::Sync
+ 'static,
MapE: ::std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static,
{
self.interceptors.push(
::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::new(
::aws_smithy_runtime::client::interceptors::MapRequestInterceptor::new(f),
),
);
self
}
/// Convenience for `map_request` where infallible direct mutation of request is acceptable.
pub fn mutate_request<F>(mut self, f: F) -> Self
where
F: ::std::ops::Fn(&mut ::aws_smithy_runtime_api::client::orchestrator::HttpRequest) + ::std::marker::Send + ::std::marker::Sync + 'static,
{
self.interceptors.push(
::aws_smithy_runtime_api::client::interceptors::SharedInterceptor::new(
::aws_smithy_runtime::client::interceptors::MutateRequestInterceptor::new(f),
),
);
self
}
/// Overrides config for a single operation invocation.
///
/// `config_override` is applied to the operation configuration level.
/// The fields in the builder that are `Some` override those applied to the service
/// configuration level. For instance,
///
/// | Config A | overridden by Config B | = Config C |
/// |--------------------|------------------------|--------------------|
/// | field_1: None, | field_1: Some(v2), | field_1: Some(v2), |
/// | field_2: Some(v1), | field_2: Some(v2), | field_2: Some(v2), |
/// | field_3: Some(v1), | field_3: None, | field_3: Some(v1), |
pub fn config_override(
mut self,
config_override: impl ::std::convert::Into<crate::config::Builder>,
) -> Self {
self.config_override = Some(config_override.into());
self
}
/// Sends the request and returns the response.
pub async fn send(
self,
) -> crate::client::customize::internal::SendResult<T, E>
where
E: std::error::Error + ::std::marker::Send + ::std::marker::Sync + 'static,
B: crate::client::customize::internal::CustomizableSend<T, E>,
{
self.execute(|sender, config|sender.send(config)).await
}
}
pub(crate) mod internal;