检查条件时，在代码中删除嵌套ifs的最佳方法是什么？

I'm developing a BlackBerry app in Java and I have an Options class where all user settings are stored. The problem is I need to check some conditions in order to know how to react. As I keep adding more features, more GUI options are shown to the user, more settings are stored in the Options class and more conditions need to be checked for.I'm developing a BlackBerry app in Java and I h