The big problem doesn't exist in Java, as it's being compiled, and all classes used are fully qualified in the bytecode. In source-based languages, if a librar

The big problem doesn't exist in Java, as it's being compiled, and all classes used are fully qualified in the bytecode. In source-based languages, if a library adds some class, you'll get into some trouble. In Java, this will also happen at source level, but results in not being able to compile.