[java]「This release will be the Reference Implementation of version 11 of the Java SE Platform, as specified by JSR 384 in the Java Community Process.」
[java]"The JDK HTTP Client was added in JDK 9. It can be used to request HTTP resources over the network. It supports HTTP/1.1 and HTTP/2, both synchronous and asynchronous programming models, handles request and response bodies as reactive-streams, and follows the familiar builder pattern."