windows8.0上eclipse4.4.0配置centos6.5上的hadoop2.2.0开发环境

import java.io.IOException;
import java.util.StringTokenizer;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.Mapper;
import org.apache.hadoop.mapreduce.Reducer;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
import org.apache.hadoop.util.GenericOptionsParser;
public class WordCount {
 public static class TokenizerMapper extends Mapper {
  private final static IntWritable One= new IntWritable(1);
  private Text word = new Text();
  public void map(Object key, Text value, Context context) throws IOException, InterruptedException {
   StringTokenizer itr = new StringTokenizer(value.toString());
   while (itr.hasMoreTokens()) {
    word.set(itr.nextToken());
    context.write(word, one);
   }
  }
 }
 public static class IntSumReducer extends Reducer {
  private IntWritable result = new IntWritable();
  public void reduce(Text key, Iterable values, Context context) throws IOException, InterruptedException {
   int sum = 0;
   for (IntWritable val : values) {
    sum += val.get();
   }
   result.set(sum);
   context.write(key, result);
  }
 }
 public static void main(String[] args) throws Exception {
//	System.setProperty("hadoop.home.dir", "E:\\hadoop2.2\\");
  Configuration cOnf= new Configuration();
  String[] otherArgs = new GenericOptionsParser(conf, args).getRemainingArgs();
  // if (otherArgs.length != 2) {
  // System.err.println("Usage: wordcount  ");
  // System.exit(2);
  // }
  Job job = new Job(conf, "word count");
  job.setJarByClass(WordCount.class);
  job.setMapperClass(TokenizerMapper.class);
  job.setCombinerClass(IntSumReducer.class);
  job.setReducerClass(IntSumReducer.class);
  job.setOutputKeyClass(Text.class);
  job.setOutputValueClass(IntWritable.class);
  FileInputFormat.addInputPath(job, new Path("hdfs://master:9000/input"));
  FileOutputFormat.setOutputPath(job, new Path("hdfs://master:9000/output"));
  boolean flag = job.waitForCompletion(true);
  System.out.print("SUCCEED!" + flag);
  System.exit(flag ? 0 : 1);
  System.out.println();
 }
}