Java14 Features

A significant number of Java Enhancement Proposals (JEPs) have been released in version 14. (Even more JEPs than Java 12 and 13 combined).

JDK 14 reached General Availability on 17 March 2020.

JAVA 14 addresses a total of 16 main enhancements/changes (JEPs) ranging from the Java language support to the latest APIs for ongoing JDK flight recorder monitoring. 

The entire feature list consists of:

• Pattern Matching for instanceof (Preview)
• Non-Volatile Mapped Byte Buffers (Incubator)
• Helpful NullPointerExceptions
• Switch Expressions (Standard)
• Packaging Tool (Incubator)
• NUMA-Aware Memory Allocation for G1
• JFR Event Streaming
• Records (Preview)
• Deprecate the Solaris and SPARC Ports
• Remove the Concurrent Mark Sweep (CMS) Garbage Collector
• ZGC on macOS (experimental)
• ZGC on Windows (experimental)
• Deprecate the ParallelScavenge + SerialOld GC Combination
• Remove the Pack200 Tools and API
• Text Blocks (Second Preview)
• Foreign-Memory Access API (Incubator)