org.terrier.structures.bit

Class BlockInvertedIndexInputStream

java.lang.Object

org.terrier.structures.bit.BitPostingIndexInputStream

org.terrier.structures.bit.InvertedIndexInputStream

org.terrier.structures.bit.BlockInvertedIndexInputStream

All Implemented Interfaces:

Closeable, AutoCloseable, Iterator<IterablePosting>, PostingIndexInputStream, Skipable

Deprecated.

public class BlockInvertedIndexInputStream
extends InvertedIndexInputStream

Reads a BlockInvertedIndex as a stream

Since:

2.0

Author:

Craig Macdonald

Field Summary

Fields

Modifier and Type	Field and Description
protected int	DocumentBlockCountDelta Deprecated.

Fields inherited from class org.terrier.structures.bit.BitPostingIndexInputStream

currentEntryCount, currentFile, currentPointer, doi, entriesSkipped, fieldCount, file, fileCount, index, logger, pointerList, postingConstructor, postingIteratorClass, structureName

Constructor Summary

Constructors

Constructor and Description
BlockInvertedIndexInputStream(IndexOnDisk _index, String _structureName) Deprecated. Construct an instance of the class with
BlockInvertedIndexInputStream(IndexOnDisk _index, String _structureName, Class<? extends IterablePosting> _postingImplementation) Deprecated. Construct an instance of the class with
BlockInvertedIndexInputStream(IndexOnDisk _index, String structureName, Iterator<? extends LexiconEntry> lexInputStream) Deprecated. Construct an instance of the class with
BlockInvertedIndexInputStream(IndexOnDisk _index, String structureName, Iterator<? extends LexiconEntry> lexInputStream, Class<? extends IterablePosting> _postingIteratorClass) Deprecated. Construct an instance of the class with

Method Summary

Methods

Modifier and Type	Method and Description
protected int[][]	getNextDocuments(BitIndexPointer pointer) Deprecated. Get the set of documents for the given term pointer

Methods inherited from class org.terrier.structures.bit.InvertedIndexInputStream

getNextDocuments

Methods inherited from class org.terrier.structures.bit.BitPostingIndexInputStream

_next, close, getCurrentPointer, getDocumentIndex, getEntriesSkipped, getFilename, getFilename, getNextPostings, getNumberOfCurrentPostings, getPos, hasNext, loadPostingIterator, next, print, remove, skip

Methods inherited from class java.lang.Object

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

Field Detail

DocumentBlockCountDelta

protected int DocumentBlockCountDelta

Deprecated.

Constructor Detail

BlockInvertedIndexInputStream

public BlockInvertedIndexInputStream(IndexOnDisk _index,
                             String _structureName,
                             Class<? extends IterablePosting> _postingImplementation)
                              throws IOException

Deprecated.

Construct an instance of the class with

Parameters:

_index -

_structureName -

_postingImplementation -

Throws:

IOException

BlockInvertedIndexInputStream

public BlockInvertedIndexInputStream(IndexOnDisk _index,
                             String structureName,
                             Iterator<? extends LexiconEntry> lexInputStream,
                             Class<? extends IterablePosting> _postingIteratorClass)
                              throws IOException

Deprecated.

Construct an instance of the class with

Parameters:

_index -

structureName -

lexInputStream -

_postingIteratorClass -

Throws:

IOException

BlockInvertedIndexInputStream

public BlockInvertedIndexInputStream(IndexOnDisk _index,
                             String structureName,
                             Iterator<? extends LexiconEntry> lexInputStream)
                              throws IOException

Deprecated.

Construct an instance of the class with

Parameters:

_index -

structureName -

lexInputStream -

Throws:

IOException

BlockInvertedIndexInputStream

public BlockInvertedIndexInputStream(IndexOnDisk _index,
                             String _structureName)
                              throws IOException

Deprecated.

Construct an instance of the class with

Parameters:

_index -

_structureName -

Throws:

IOException

Method Detail

getNextDocuments

protected int[][] getNextDocuments(BitIndexPointer pointer)
                            throws IOException

Deprecated.

Description copied from class: InvertedIndexInputStream

Get the set of documents for the given term pointer

Overrides:

getNextDocuments in class InvertedIndexInputStream

Parameters:

pointer - for the number of documents

Returns:

the integer form of the postings

Throws:

IOException