使用Ant编译Hadoop1.0.3 eclipse插件

转自:http://xiaoruoen.blog.51cto.com/4828946/872274
下载Hadoop的release, http://labs.renren.com/apache-mirror/hadoop/common/
下载ant,http://labs.renren.com/apache-mirror/ant/binaries/
  将Ant解压至硬盘上,比如D:\ant
  设置环境变量
  Ant_HOME = D:\ant
  将%Ant_HOME%\bin加入到PATH当中。
  解压Hadoop的release。
  进入%Hadoop_HOME%\src\contrib\
  编辑build-contrib.xml
  加入
  <property name="version" value="1.0.3"/>
  <property name="eclipse.home" location="D:/soft/eclipse-jee-indigo-SR1-win32/eclipse"/>
  将%Hadoop_HOME%下的jar包拷到eclipse所在目录的plugins目录下,比如hadoop-core-*.jar
  进入%Hadoop_HOME%\src\contrib\eclipse-plugin
  编辑build.xml
  在
  <path id="eclipse-sdk-jars">
    <fileset dir="${eclipse.home}/plugins/">
    </fileset>
  </path>
  中加入
  <include name="hadoop*.jar"/>
  将compile模块中
  deprecation="${javac.deprecation}
  去掉。
  打开CMD在%Hadoop_HOME%\src\contrib\eclipse-plugin下使用ant
  这时开始编译。
jar:      [echo] version:1.0.3      [copy] Copying 1 file to D:\hadoop-1.0.3\build\contrib\eclipse-plugin\lib      [copy] Copying D:\hadoop-1.0.3\build\ivy\lib\Hadoop\common\commons-cli-1.2. jar to D:\hadoop-1.0.3\build\contrib\eclipse-plugin\lib\commons-cli-1.2.jar       [jar] Building jar: D:\hadoop-1.0.3\build\contrib\eclipse-plugin\hadoop-ec lipse-plugin-1.0.3.jar  BUILD SUCCESSFUL Total time: 2 seconds   注意,在编译的过程中可能会报错,主要出在jar时的copy问题上,把commons-cli-1.2.jar与拷到 %HADOOP_HOME%\build\ivy\lib\Hadoop\common\下,将hadoop-core-1.0.3.jar拷到%HADOOP_HOME%\build下即可。
  编译成功后,会在 %Hadoop_Home%\build\contrib\eclipse-plugin\下生成hadoop-eclipse-plugin-1.0.3.jar。将其拷到eclipse所在目录的plugins目录下。重新打开eclipse
  选择window-open perspective-other,会看到

  选择Map/Reduce
  选择window-show view-other

  选择Map/Reduce Locaions
  到这eclipse的hadoop插件就编译成功了

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转载自arienya.iteye.com/blog/1911250