Duplicate class issue when linking framework in iOS

How to link a framework in your project, where is the framework that contains the class whose name exactly matches your.?. I know there is a solution if we need to import the same header name for two different targets, since targets can be configurable. My case is different. For me, I have a framework that has a file named ah and it is am (for clarity, let "a" be AppDelegate). The project I want to use this framework in also contains both (AppDelegate). So how to set up what can I run inside this project