org.terrier.structures.postings
Class BlockORIterablePosting

java.lang.Object
  org.terrier.structures.postings.IterablePostingImpl
      org.terrier.structures.postings.ORIterablePosting
          org.terrier.structures.postings.BlockORIterablePosting

All Implemented Interfaces:

java.io.Closeable, BlockPosting, IterablePosting, Posting

public class BlockORIterablePosting
extends ORIterablePosting
implements BlockPosting

ORIterablePosting implementation that implements BlockPosting

Since:

3.5

Author:

Craig Macdonald

Field Summary

Fields inherited from interface org.terrier.structures.postings.IterablePosting

EOL

Constructor Summary

BlockORIterablePosting(IterablePosting[] ips)
Construct an intance of the BlockORIterablePosting.

Method Summary

protected void	addPosting(Posting p)
WritablePosting	asWritablePosting() Copies this posting to one free of an iterator.
protected void	firstPosting(Posting p)
int[]	getPositions() Return positions of occurrences

Methods inherited from class org.terrier.structures.postings.ORIterablePosting

close, endOfPostings, getDocumentLength, getFrequency, getId, mergePostings, next, setId

Methods inherited from class org.terrier.structures.postings.IterablePostingImpl

next

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.terrier.structures.postings.Posting

getDocumentLength, getFrequency, getId, setId

Constructor Detail

BlockORIterablePosting

public BlockORIterablePosting(IterablePosting[] ips)
                       throws java.io.IOException

Construct an intance of the BlockORIterablePosting.

Parameters:

ips -

Throws:

java.io.IOException

Method Detail

getPositions

public int[] getPositions()

Description copied from interface: BlockPosting

Return positions of occurrences

Specified by:

getPositions in interface BlockPosting

addPosting

protected void addPosting(Posting p)

Overrides:

addPosting in class ORIterablePosting

firstPosting

protected void firstPosting(Posting p)

Overrides:

firstPosting in class ORIterablePosting

asWritablePosting

public WritablePosting asWritablePosting()

Description copied from class: ORIterablePosting

Copies this posting to one free of an iterator. Kind of like a clone.

Specified by:

asWritablePosting in interface Posting

Overrides:

asWritablePosting in class ORIterablePosting

Returns:

an identical posting, but which can be maniulated free of this iterator