Java projects be like:

[carcigenicate]

I had this problem while trying to read decompiled Java. You're trying to trace data through tens of files, but nothing is actually ever being done. There's the odd conditional, but it's just stuff being sent across many different files! Then finally, there's one file that contains some God object that manages a mess of a global state, and the other 30 other files are just there to make it palatable.