Rename file onto another in java

Question

I have a file I need to rename to that of an existing file. This is a copy, modify, replace original operation on an existing JAR file. I\'ve got the first two steps done, I

Answer 1

Java.io.File.renameTo(java.io.File)

You might need to call File.delete() first on the original file first - some systems won't rename a file onto an existing file.