C# to JAVA

http://www.25hoursaday.com/CsharpVsJava.html#interfaceMI

http://www.kynosarges.org/JavaCSharp.html#NestedClasses

http://www.harding.edu/fmccown/java_csharp_comparison.html

http://it.toolbox.com/blogs/codesharp/java-for-c-developers-21248

http://www.c-sharpcorner.com/Blogs/12379/switching-to-java-is-self-destructive.aspx

Java links

http://javarevisited.blogspot.sg/2011/09/difference-vector-vs-arraylist-in-java.html
http://www.javatpoint.com/collections-in-java