Synchronization

Synchronization Because multithreading introduces an asynchronous behavior to your programs, there must be a way for you to enforce synchronicity when you need it. For example, if you want two threads to communicate and share a complicated data structure, such as...

Messaging

Messaging After you divide your program into separate threads, you need to define how they will communicate with each other. WheN programming with most other languages, you must depend on the operating system to establish communication between threads. This, of...

The Thread Class and the Runnable Interface

The Thread Class and the Runnable Interface Java's multithreading system is built upon the Thread class, its methods, and its companion interface, Runnable. Thread encapsulates a thread of execution. Since you can't directly refer to the ethereal state of a running...

Creating a’Thread

Creating a'Thread In the most general sense, you' create a thread.by instantiating an object of type Thread. Java defines two ways in which this can be' accomplished: • You can implement the Runnable interface. • You can extend the Thread class, itself. The following...

Extending Thread

Extending Thread The second way to create a thread is to create a new class that extends Thread, and then to create an instance of that lass, The extending class must override the rune I method, which is the entry point fa the new thread, It must also call start to...

Choosing an Approach ,

Choosing an Approach   At this point, you .might be wondering why Java has two ways to create child .threads and which approach is better. The answers to these questions turn on the same point.  The Thread class defines several methods that can be overridden by a...