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Hadoop, mail # user - How to write the contents from mapper into file

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How to write the contents from mapper into file
unmesha sreeveni 2013-11-13, 05:51
How to write the contents of mapper into file. Is this fine.

If my inputfile is splited whether my blw code works?

In reducer i am combining this data.
public class MyMapper extends
Mapper<Object, Text, Text, MatrixWritable > {
public void map(Object key, Text value, Context context)
throws IOException, InterruptedException {
 Configuration conf = new Configuration();
  FileSystem fs = FileSystem.get(conf);

  Path inputfile = new Path("in/map");
  BufferedWriter getdatabuffer = new BufferedWriter(new
  if(value.toString()!= null){

*Thanks & Regards*

Unmesha Sreeveni U.B

*Junior Developer*