org.terrier.structures.indexing.singlepass
Class RunIteratorFactory

java.lang.Object
  org.terrier.structures.indexing.singlepass.RunIteratorFactory

Direct Known Subclasses:

FileRunIteratorFactory, HadoopRunIteratorFactory

public abstract class RunIteratorFactory
extends java.lang.Object

Base class for Factories of RunIterators.

Since:

2.2

Author:

Craig Macdonald

Field Summary

protected int

numberOfFields

Constructor Summary

protected

RunIteratorFactory(int numF)

Method Summary

abstract RunIterator

createRunIterator(int runNumber) Open the RunIterator for the specified run number

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

numberOfFields

protected int numberOfFields

Constructor Detail

RunIteratorFactory

protected RunIteratorFactory(int numF)

Method Detail

createRunIterator

public abstract RunIterator createRunIterator(int runNumber)
                                       throws java.lang.Exception

Open the RunIterator for the specified run number

Throws:

java.lang.Exception