JetBrains IDEA Blog: Switching APIs with ease.
IntelliJ IDEA provides a tool that helps you with migrating packages and classes. In case of switching between API’s you will also need to make a couple of tricks such as creation of temporary files and some refactoring. Here is the step-by-step instruction: . . . http://blogs.jetbrains.com/idea/2006/08/switching-between-api/
This is a great tip for those paranoid or afraid of making large changes to any API, especially those of all your own classes. If a simple Rename Method refactoring won’t cut it, consider IDEA’s migrate option.