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MapReduce, mail # user - XmlInputFormat Hadoop -Mapreduce


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XmlInputFormat Hadoop -Mapreduce
Ranjini Rathinam 2013-12-17, 09:39
Hi,

I am trying to process xml via mapreduce. and output should be in text
format.

I am using hadoop 0.20

the following error has occured , the link provided
https://github.com/studhadoop/xmlparsing-hadoop/blob/master/XmlParser11.java
I have used the Package org.apache.hadoop.mapreduce.lib. only.

then also following error has occured , please help.

hduser@localhost:~$ hadoop jar xml.jar ParserDriverMain Ran Sales
13/12/17 15:02:01 WARN mapred.JobClient: Use GenericOptionsParser for
parsing the arguments. Applications should implement Tool for the same.
13/12/17 15:02:01 INFO input.FileInputFormat: Total input paths to process
: 1
13/12/17 15:02:01 INFO mapred.JobClient: Running job: job_201312161706_0021
13/12/17 15:02:02 INFO mapred.JobClient:  map 0% reduce 0%
13/12/17 15:02:12 INFO mapred.JobClient: Task Id :
attempt_201312161706_0021_m_000000_0, Status : FAILED
Error: Found class org.apache.hadoop.mapreduce.TaskAttemptContext, but
interface was expected
13/12/17 15:02:18 INFO mapred.JobClient: Task Id :
attempt_201312161706_0021_m_000000_1, Status : FAILED
Error: Found class org.apache.hadoop.mapreduce.TaskAttemptContext, but
interface was expected
13/12/17 15:02:24 INFO mapred.JobClient: Task Id :
attempt_201312161706_0021_m_000000_2, Status : FAILED
Error: Found class org.apache.hadoop.mapreduce.TaskAttemptContext, but
interface was expected
13/12/17 15:02:33 INFO mapred.JobClient: Job complete: job_201312161706_0021
13/12/17 15:02:33 INFO mapred.JobClient: Counters: 3
13/12/17 15:02:33 INFO mapred.JobClient:   Job Counters
13/12/17 15:02:33 INFO mapred.JobClient:     Launched map tasks=4
13/12/17 15:02:33 INFO mapred.JobClient:     Data-local map tasks=4
13/12/17 15:02:33 INFO mapred.JobClient:     Failed map tasks=1
hduser@localhost:~$

thanks in advance.

Ranjini