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Merge branch '2.7.x' into 3.0.x 

Closes gh-36214
This commit is contained in:
Andy Wilkinson 2023-07-04 15:13:19 +01:00
parent ab7e4da703 1f75ba557e
commit b764b5beee
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spring-boot-project/spring-boot-docs/src/docs/asciidoc/io/rest-client.adoc
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@ -18,6 +18,19 @@ For example, to add BASIC auth support, you can use `builder.basicAuthentication
[[io.rest-client.resttemplate.http-client]]
==== RestTemplate HTTP Client
Spring Boot will auto-detect which HTTP client to use with `RestTemplate` depending on the libraries available on the application classpath.
In order of preference, the following clients are supported:
. Apache HttpClient
. OkHttp
. Simple JDK client (`HttpURLConnection`)
If multiple clients are available on the classpath, the most preferred client will be used.
[[io.rest-client.resttemplate.customization]]
==== RestTemplate Customization
There are three main approaches to `RestTemplate` customization, depending on how broadly you want the customizations to apply.
@ -62,8 +75,15 @@ include::code:MyService[]
[[io.rest-client.webclient.runtime]]
==== WebClient Runtime
Spring Boot will auto-detect which `ClientHttpConnector` to use to drive `WebClient`, depending on the libraries available on the application classpath.
For now, Reactor Netty, Jetty ReactiveStream client, Apache HttpClient, and the JDK's HttpClient are supported.
Spring Boot will auto-detect which `ClientHttpConnector` to use to drive `WebClient` depending on the libraries available on the application classpath.
In order of preference, the following clients are supported:
. Reactor Netty
. Jetty RS client
. Apache HttpClient
. JDK HttpClient
If multiple clients are available on the classpath, the most preferred client will be used.
The `spring-boot-starter-webflux` starter depends on `io.projectreactor.netty:reactor-netty` by default, which brings both server and client implementations.
If you choose to use Jetty as a reactive server instead, you should add a dependency on the Jetty Reactive HTTP client library, `org.eclipse.jetty:jetty-reactive-httpclient`.