Abstract classes and interfaces in Java ... decision based on the fact that multiple inheritance (extending more than one class) can cause code deadlocks. Java’s engineers decided to avoid ...

Q: Why doesn’t the Java language support multiple inheritance? A: Whenever you find yourself asking why Java has or does not have some feature, consider the design goals behind the Java language.

Imagine you are an expert object-oriented Java developer who meticulously crafts code the way an artist cares for their masterpiece. You believe clean code is an absolute necessity. Classes with clear ...