Keel is ready made server side infrastructure. Keel incorporates multiple open source projects to provide you with a best of breed framework that works right out of the box.
* Security layer
* Database abstraction layer
* Messaging layer
* Business logic layer
* User Interface layer
* Struts
* Cocoon
* Velocity
* Others in the works.
其他Java J2EE开发架构 开源项目资源:
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