jar_java class file convert into java source file using software

This work note :
Before edit file (filename.class) convert into filename.java using java decompiler software..
1. At first install this software(java decompiler:SetupDJ312RN.exe)
2.open this software
3.open java class file
4.copy this code
5.paste another note pad and save it according its class name that means classname.java





jar Create :
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http://viralpatel.net/blogs/create-jar-file-in-java-eclipse/



http://viralpatel.net/blogs/convert-jar-to-exe-executable-jar-file-to-exe-converting/

http://docs.oracle.com/javase/tutorial/deployment/jar/build.html

http://www.mkyong.com/java/how-to-make-an-executable-jar-file/