Java 7 introduced the Method Handles with the java.lang.invoke.MethodHandle and java.lang.invoke.MethodHandles classes. The Well-Grounded Java Developer (which I have previously reviewed) covers ...

Example 1 shows a classic Singleton design pattern implementation: Example 1. The classic singleton public class ClassicSingleton { private static ClassicSingleton instance = null; protected ...

The Java serialization tutorial. In this Java serialization example, we will use both the ObjectOutputStream and the ObjectInputStream to save and retrieve the state of a simple JavaBean. The POJO ...

When the test completes, the output of the Java Lambda function is shown on the screen, and the output from the println statement is displayed in the log output. If you know what you’re doing, the ...