Sundarrajk's Weblog

Java 7 – What is in it for you. Venkat Subramanian

Posted on: April 19, 2012

The first major change was 5 with generics.
7 is bringing some changes but not all features have been released
1. Support for multiple languages.
2. Support for concurrence mainly fork and join
3. Garbage collection improvements. G1 new garbage collection mechanism. Pointer compression. -XX:-UseCompressedOops
4. Support for annotations.
5. Support for invokeDynamic. Improves the performance of dynamic Jvm languages. Not supported in Java 7 but would be supported in Java 8.
6. Automatic resource management AutoCloseable.
7. Simpler generics.
8. Formatting long numbers.
9. Catch multiple exceptions.
10. Switch on strings
11. Watcher service.

Some new features in Java 7


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