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Explained TraceAsyncRestTemplate bean creation

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fixes #484
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Marcin Grzejszczak
2016-12-29 13:37:55 +01:00
parent f7fea826f3
commit c968aae9e7
1 changed files with 5 additions and 0 deletions
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docs/src/main/asciidoc/spring-cloud-sleuth.adoc
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@@ -486,6 +486,11 @@ If you create a `RestTemplate` instance with a `new` keyword then the instrument
==== Asynchronous Rest Template
IMPORTANT: A traced version of an `AsyncRestTemplate` bean is registered for you out of the box. If you
have your own bean you have to wrap it in a `TraceAsyncRestTemplate` representation. The best solution
is to only customize the `ClientHttpRequestFactory` and / or `AsyncClientHttpRequestFactory`.
*If you have your own `AsyncRestTemplate` and you don't wrap it your calls WILL NOT GET TRACED*.
Custom instrumentation is set to create and close Spans upon sending and receiving requests. You can customize the `ClientHttpRequestFactory`
and the `AsyncClientHttpRequestFactory` by registering your beans. Remember to use tracing compatible implementations (e.g. don't forget to
wrap `ThreadPoolTaskScheduler` in a `TraceAsyncListenableTaskExecutor`). Example of custom request factories: