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pub struct DescribeEcsClustersPaginator {
handle: std::sync::Arc<crate::client::Handle>,
builder: crate::input::describe_ecs_clusters_input::Builder,
}
impl DescribeEcsClustersPaginator {
pub(crate) fn new(
handle: std::sync::Arc<crate::client::Handle>,
builder: crate::input::describe_ecs_clusters_input::Builder,
) -> Self {
Self { handle, builder }
}
pub fn page_size(mut self, limit: i32) -> Self {
self.builder.max_results = Some(limit);
self
}
pub fn items(self) -> crate::paginator::DescribeEcsClustersPaginatorItems {
crate::paginator::DescribeEcsClustersPaginatorItems(self)
}
pub fn send(
self,
) -> impl tokio_stream::Stream<
Item = std::result::Result<
crate::output::DescribeEcsClustersOutput,
aws_smithy_http::result::SdkError<crate::error::DescribeEcsClustersError>,
>,
> + Unpin {
let builder = self.builder;
let handle = self.handle;
aws_smithy_async::future::fn_stream::FnStream::new(move |tx| {
Box::pin(async move {
let mut input = match builder.build().map_err(|err| {
aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
}) {
Ok(input) => input,
Err(e) => {
let _ = tx.send(Err(e)).await;
return;
}
};
loop {
let op = match input.make_operation(&handle.conf).await.map_err(|err| {
aws_smithy_http::result::SdkError::ConstructionFailure(err.into())
}) {
Ok(op) => op,
Err(e) => {
let _ = tx.send(Err(e)).await;
return;
}
};
let resp = handle.client.call(op).await;
let done = match resp {
Ok(ref resp) => {
let new_token = crate::lens::reflens_structure_crate_output_describe_ecs_clusters_output_next_token(resp);
let is_empty = new_token.map(|token| token.is_empty()).unwrap_or(true);
if !is_empty && new_token == input.next_token.as_ref() {
let _ = tx.send(Err(aws_smithy_http::result::SdkError::ConstructionFailure("next token did not change, aborting paginator. This indicates an SDK or AWS service bug.".into()))).await;
return;
}
input.next_token = new_token.cloned();
is_empty
}
Err(_) => true,
};
if tx.send(resp).await.is_err() {
return;
}
if done {
return;
}
}
})
})
}
}
pub struct DescribeEcsClustersPaginatorItems(DescribeEcsClustersPaginator);
impl DescribeEcsClustersPaginatorItems {
pub fn send(
self,
) -> impl tokio_stream::Stream<
Item = std::result::Result<
crate::model::EcsCluster,
aws_smithy_http::result::SdkError<crate::error::DescribeEcsClustersError>,
>,
> + Unpin {
aws_smithy_async::future::fn_stream::TryFlatMap::new(self.0.send()).flat_map(|page| {
crate::lens::lens_structure_crate_output_describe_ecs_clusters_output_ecs_clusters(page)
.unwrap_or_default()
.into_iter()
})
}
}