连两三天，虽然不能说一刻不停的在搞，但也几乎已经虚脱了。还好终于搞定，乘着劲我觉得很有必要终结一下。 我使用的是eclipse3.0的IDE，自然在学习到j2ee部分必须要装很多插件，而且有很多版本对应问题，一般提供插件下载的网站都会有说明，请留意。此文建立在jdk和eclipse已正确安装并使用的前提下，并且所用软件均为免费且广为认可的。-Even two or three days, although we can not say at the moment engaged in non-stop, but it has almost collapsed in. Fortunately, finally getting out riding fresh look at the end I think it is necessary. I am using eclipse3.0 the IDE, a natural part of learning to j2ee need to install a lot of plug-ins, but there are many versions of the corresponding problem, the general provision of plug-in download site will have instructions, please note. This article based on jdk and eclipse has been properly installed and used under the premise, and the software are free and widely recognized.