New I/O APIs

Documentation Contents
The new I/O (NIO) APIs introduced in v 1.4 provide new features and improved performance in the areas of buffer management, scalable network and file I/O, character-set support, and regular-expression matching. The NIO APIs supplement the I/O facilities in the package.


The NIO APIs include the following features:


API References

New packages, classes, and interfaces:

Note: The new InetSocketAddress and SocketAddress classes, while not strictly part of the NIO APIs, are used by them.

Revised classes and interfaces:

Three new functions have been added to the Java Native Interface (JNI) to support direct buffers. For information, see JNI Enhancements in v 1.4.

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