Windows下idea中实现Hadoop本地测试功能，ideahadoop

Windows下idea中实现Hadoop本地测试功能，ideahadoop

0. 目标

1. 解压hadoop到windows硬盘中

https://blog.csdn.net/wxfghy/article/details/80450469
windows7下java代码从远程hadoop服务上下载文件

2. idea中写入MR代码

将之前写过的wordcount写入Idea
https://blog.csdn.net/wxfghy/article/details/80490867

3. 导入本地hadoop文件夹中各组件jar

~\hadoop-2.9.0\share\hadoop\common
~\hadoop-2.9.0\share\hadoop\hdfs
~\hadoop-2.9.0\share\hadoop\yarn
~\hadoop-2.9.0\share\hadoop\mapreduce
~\hadoop-2.9.0\share\hadoop\common\lib

4. 将当前项目打包生成jar

5. 添加Application配置项目运行参数