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From Alexander Frolov <alexndr.fro...@gmail.com>
Subject IntIntNullTextInputFormat problem
Date Mon, 03 Feb 2014 16:06:43 GMT
Hello,

I am trying to load data in from file in IntIntNullTextInputFormat. But I
get is the following message:



[hduser@localhost ~]$ $HADOOP_HOME/bin/hadoop jar
$GIRAPH_HOME/giraph-examples/target/giraph-examples-1.1.0-SNAPSHOT-for-hadoop-0.20.203.0-jar-with-dependencies.jar
org.apache.giraph.GiraphRunner
org.apache.giraph.examples.SimpleShortestPathsComputation -vif
org.apache.giraph.io.formats.IntIntNullTextInputFormat -vip
/user/hduser/input/test -vof
org.apache.giraph.io.formats.IdWithValueTextOutputFormat -op
/user/hduser/output/amazon-shortestpaths -w 1

14/02/03 19:46:08 INFO utils.ConfigurationUtils: No edge input format
specified. Ensure your InputFormat does not require one.
14/02/03 19:46:08 INFO utils.ConfigurationUtils: No edge output format
specified. Ensure your OutputFormat does not require one.
Exception in thread "main" java.lang.IllegalArgumentException:
checkClassTypes: vertex index types not assignable, computation - class
org.apache.hadoop.io.LongWritable, VertexInputFormat - class
org.apache.hadoop.io.IntWritable
at
org.apache.giraph.job.GiraphConfigurationValidator.checkAssignable(GiraphConfigurationValidator.java:381)
at
org.apache.giraph.job.GiraphConfigurationValidator.verifyVertexInputFormatGenericTypes(GiraphConfigurationValidator.java:226)
at
org.apache.giraph.job.GiraphConfigurationValidator.validateConfiguration(GiraphConfigurationValidator.java:141)
at
org.apache.giraph.utils.ConfigurationUtils.parseArgs(ConfigurationUtils.java:214)
at org.apache.giraph.GiraphRunner.run(GiraphRunner.java:74)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at org.apache.giraph.GiraphRunner.main(GiraphRunner.java:124)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.hadoop.util.RunJar.main(RunJar.java:156)




The input file is here (just for testing):

[hduser@localhost ~]$ $HADOOP_HOME/bin/hadoop dfs -cat
/user/hduser/input/test
0 1
1 0

Could you please help with this issue?

Best,
  Alex

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