1 下载 groovy in Eclipse
(1) 可以采用 Eclipse 中的自动更新。
Update Site The update site containing the most recent release is here: http://dist.codehaus.org/groovy/distributions/update/
Go to: Help -> Software Updates -> Find and Install -> Search For New Features
Click on New Remote Site
Enter a name (eg: Groovy) in the Name field
Copy the URL from above into the URL field and press OK
Check the new Groovy repository and press finish
Under Select the Features to Install check the Groovy check box (be sure to get the latest version) and press Next Accept the agreement and press Next
If the default location looks okay press Finish (this will download the plugin)
If you get a warning that the plugin is unsigned click Install or Install All
(2) 或者直接 打开 http://dist.codehaus.org/groovy/distributions/update/
下载 目录 features 和 plugins 的文件，并它们分别复制到 eclipse 安装目录下的 features 和 plugins ，然后重启eclipse 便可
2 新建一个 java 项目
选中该 java 项目，右键 菜单 ——》 groovy ——》 add groovy nature 。
设置 groovy 的编译输出目录
选中新建的项目，右键 构造路径——》配置构造路径
- In the Package Explorer,right click on the "GroovyJava" project,and select: Build Path -> Configure Build Path
- Select the Source tab and then use the Browse button to change the Default Output Folder from bin to bin-groovy
- Press OK,OK
3 编写 groovy 文件
选中项目 右键 ， new ——》 other
选择 groovy ——》 groovy class 便可