What is "java-13"

The Java 13 was released on September 17, 2019.

Below are the Features included in this version, in addition to the respective number of JEP:

• 350: Dynamic CDS Archives
• 351: ZGC: Uncommit Unused Memory
• 353: Reimplement the Legacy Socket API
• 354: Switch Expressions (Preview)
• 355: Text Blocks (Preview)

See also the Release Notes officer.