Modularity in the Java platform

This presentation at JavaOne 08 could have been called “Features in Java 7 that people will love and wonder why it took so long to get them”.

The topic was JSR-277: The Java Module System.

Here is the 20K foot summary:

  • Give modules (roughly jars) first class language support
  • Provide support for module composition at deployment time

The result: no more Jar (aka DLL) hell and a lot of flexibility in terms of how you configure and deploy your system.

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