eclipse-an IDE for anything, and for nothing in particular.

官方网站：www.eclipse.org

一、基本的入门文档：
白皮书 http://www.eclipse.org/whitepapers/eclipse-overview.pdf
概述 http://eclipse.org/eclipse/presentation/eclipse-slides_files/frame.htm
软件包自带的帮助也是很好的入门参考．
分类技术文章 http://www.eclipse.org/articles/index.html

二、下载软件
http://www.eclipse.org/downloads/index.php
建议下载3.01使用，同时下载语言包。

三、project
下载的软件包只有基本功能,这些功能属于eclipse project.
包括以下三个部分:
platform subproject

Ant Eclipse/Ant integration Compare Universal compare facility Core Platform runtime, resource management, target management CVS Platform CVS Integration Debug Generic execution debug framework Help Platform help system Releng Release Engineering Scripting Support for Platform scripting Search Integrated search facility SWT Standard Widget Toolkit Text Text editor framework UI Platform user interface Update Dynamic Update/Install/Field Service Team Generic Team support framework WebDAV WebDAV integration JDT,也就是 java development tools subproject Core Java IDE headless infrastructure Debug Debug support for Java UI Java IDE User Interface PDE,也就是 plug-in development environment subproject Build PDE Build UI PDE User Interface