Chapter 5

Mastering Advanced Language Features Part 2

Chapters 2 and 3 laid a foundation for learning the Java language, and Chapter 4 built onto this foundation by introducing some of Java's more advanced language features. Chapter 5 continues to cover advanced language features by focusing on those features related to assertions, annotations, generics, and enums.

Assertions

Writing source code is not an easy task. All too often, bugs (defects) are introduced into the code. When a bug is not discovered before compiling the source code, it makes it into runtime code, which will probably fail unexpectedly. At this point, the cause of failure can be very difficult to determine.

Developers often make assumptions about application correctness, and ...

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