Net4j

Net4j is an extensible client-server communications platform based on OSGi but also executable standalone. You can easily extend the protocol stack with Eclipse plugins that provide new transports or application protocols. Net4j focusses on performance and scalability as well as ease of extension.

Documentation Net4j Architecture Net4j User Interface Net4j Utilities Net4j SignalProtocol Net4j Container

Tutorials Setting up a Net4j Server Writing Net4j Clients Using the Net4j User Interface Writing Standalone Net4j Applications

Resources Downloads Sources JavaDocs Support and Feedback Miscellaneous

Features Core Features Transport Implementations Examples

Core Features

• Extensible signalling framework for application protocols (IProtocol, SignalProtocol)
• Extensible transport framework for physical transports (IConnector, IAcceptor)
• Multiplexing of different application protocols (IChannel)
• Fast, asynchronous and non-blocking buffering kernel (IBuffer)

Transport Implementations

• NIO-based TCP transport implementation (ITCPConnector, ITCPAcceptor)
• In-process JVM transport implementation (IJVMConnector, IJVMAcceptor)
• Polling HTTP transport implementation (IHTTPConnector, IHTTPAcceptor)

Examples

• Extensible collaborations platform with buddy list, chat, fileshare, ...
• JMS(TM) provider implementation (experimental but functional)

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Wikis: CDO | Eclipse | OSGi | NIO | New I/O