This week's book giveaway is in the OCMJEA forum. We're giving away four copies of OCM Java EE 6 Enterprise Architect Exam Guide and have Paul Allen & Joseph Bambara on-line! See this thread for details.
ben , the code have many lines , which more than few thousand lines, i do agree we are using poor structure application, imagine the application only use jsp page for logic part, it was developed many year ago, it seem hard to maintain
The things to look out for are to make sure that you return (as Ben said) after any redirect or forward, and to be sure that any redirect or forward decision is made before emitting any output to the buffer.