Johannes Rauber created MAHOUT-1082:
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Summary: driver seqdirectory fails with param -filter set
Key: MAHOUT-1082
URL: https://issues.apache.org/jira/browse/MAHOUT-1082
Project: Mahout
Issue Type: Bug
Components: Integration
Affects Versions: 0.7
Reporter: Johannes Rauber
Priority: Minor
The following error is thrown when an own implementation of
PrefixAdditionFilter is specified with parameter -filter for seqdirectory.
Exception in thread "main" java.lang.IllegalArgumentException: wrong number of
arguments
at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
at
sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:39)
at
sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:27)
at java.lang.reflect.Constructor.newInstance(Constructor.java:513)
at
org.apache.mahout.text.SequenceFilesFromDirectory.run(SequenceFilesFromDirectory.java:96)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65)
at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79)
at
org.apache.mahout.text.SequenceFilesFromDirectory.main(SequenceFilesFromDirectory.java:53)
In class org.apache.mahout.text.SequenceFilesFromDirectory line 96 the
following additional parameter should be inserted into the reflection call of
the ctor: "charset"
Raises Error:
pathFilter = constructor.newInstance(conf, keyPrefix, options, writer, fs);
Fix:
pathFilter = constructor.newInstance(conf, keyPrefix, options, writer, charset,
fs);
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