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java.lang.Objectde.hpi.fgis.voidgen.hadoop.Driver
de.hpi.fgis.voidgen.hadoop.tasks.InputStatistics
public class InputStatistics
Reads all RDF quadruples of the input and counts the distinct subjects, predicates, objects, contexts and resources.
The following table lists the properties necessary to set.
property name | description | example value |
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de.hpi.fgis.voidgen.hadoop.tasks.InputStatistics.temporary_output_path | The output path for the Hadoop job. | voidGen/temp |
de.hpi.fgis.voidgen.hadoop.tasks.InputStatistics.input_paths | The comma-separated list of input paths. | voidGen/input2 |
de.hpi.fgis.voidgen.hadoop.tasks.InputStatistics.hdfs_output_path | Optional. The output file containing the statistics. (Path within HDFS) | voidGen/output.txt |
de.hpi.fgis.voidgen.hadoop.tasks.InputStatistics.s3_output_path | Optional. The file in amazon s3 containing the statistics. | s3n://my.bucket/input_stats.txt |
Constructor Summary | |
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InputStatistics()
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Method Summary | |
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int |
run(java.lang.String[] args)
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Methods inherited from class de.hpi.fgis.voidgen.hadoop.Driver |
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getConf, getPath, getPaths, setConf |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public InputStatistics()
Method Detail |
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public int run(java.lang.String[] args) throws java.lang.Exception
java.lang.Exception
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