编译Eclipse的hadoop插件

1. 在eclipse下创建javaproject，导入hadoop-1.2.1\src\contrib\eclipse-plugin，在project根目录下创建lib文件夹，将图片中的jar复制进去，并且将hadoop-1.2.1\src\contrib\build-contrib.xml复制到project根目录下

 

 

2. 修改build-contrib.xml

 

3. 修改build.xml

4. 修改MANIFEST.MF

在bundle-classpath中添加以下jar

Bundle-ClassPath: classes/,
 lib/hadoop-core.jar,
 lib/commons-cli-1.2.jar,
 lib/commons-httpclient-3.0.1.jar,lib/jackson-core-asl-1.8.8.jar, 
 lib/jackson-mapper-asl-1.8.8.jar,lib/commons-configuration-1.6.jar, lib/commons-lang-2.4.jar

 

 

5.运行ant

 

(1)右键Project -> Builders -> New -> Ant Builder

 (2) 右键project -> Build Project