Java 8

• Language
  • Lambda expressions
  • Streams
  • Method Reference
  • Default Method
  • Type inference improvements
  • Optional
• New JavaScript engine (Nashorn)
  • Scheduled to be removed in JDK11
• New date API based on the Joda Time approach
• JavaFX
• Improved metadata support
• IO/NIO extensions
• Concurrency API improvements
• Removal of the Permanent Generation from the Heap

For the various features and improvements added in Java 8, please refer to the following links.

• https://www.oracle.com/technetwork/java/javase/8-whats-new-2157071.html
• http://openjdk.java.net/projects/jdk8/features

Java 8 truly had many features and improvements. The biggest change in Java 8 is probably in the Java language itself. From Java 8, the functional paradigm is supported, which is something every developer must study. I plan to organize it again as time allows.