This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
I am using log4j to log the details. when the program is invoked first, the log is getting updated only once in log file. If the program is invoked second time, every lines mentioned in my program to print in log is getting printed 2 times. It goes on every time when i invoke the application. I have used the following code to log the details: