We've finally reached the most powerful feature introduced in NIO.2, the asynchronous channel API. As you'll see in this chapter, the asynchronous I/O (AIO) Java 7 journey starts in the
java.nio.channels.AsynchronousChannel interface, which extends a channel with asynchronous I/O operations support. This interface is implemented by three classes:
AsynchronousServerSocketChannel. There is a fourth class,
AsynchronousDatagramChannel, which was added in the Java 7 beta release and then removed in the Java 7 final release; at this writing, this ...