Hadoop 运行Java时发生异常：org.apache.hadoop.mapreduce.lib.input.InvalidInputException: Input path does not

异常：

Exception in thread "main" org.apache.hadoop.mapreduce.lib.input.InvalidInputException: Input path does not exist: file:/wordcount/data.txt

 

问题:找不到此文件，文件路径不对！

Path  inPath=new Path("/wordcount/data.txt");
Path  outPath=new Path("/mroutput/wordcount");

解决：修改文件路径：指定完整的路径

Path  inPath=new Path("hdfs://hadoop101:9000/wordcount/data.txt");
Path  outPath=new Path("hdfs://hadoop101:9000/mroutput/wordcount");

再次执行效果：

 

 

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