Difference b/w JDK 1.4 & JDK 1.5

[bvmpriya]

What is the difference between JDK 1.4 and JDK 1.5? What special function does JDK 1.5 have?
Thanks in advance.

[r035198x]

Read the release notes from Sun.

[nicemothi]

New Features of JDK 1.5

Below are the major enhancement for JDK 1.5 version

Language Features
1. Generics
2. Enhanced for loop
3. Autoboxing/Unboxing
4.Type Safe Enums
5. Varargs
6. Static import
7. Annotations

below is the link for detailed information regarding above said features

http://java.sun.com/j2se/1.5.0/docs/relnotes/features.html