org.terrier.structures

Class PostingIndex.DocidSpecificDocumentIndex

java.lang.Object

org.terrier.structures.PostingIndex.DocidSpecificDocumentIndex

All Implemented Interfaces:

DocumentIndex, FieldDocumentIndex

Enclosing interface:

PostingIndex<POINTERTYPE extends Pointer>

public static class PostingIndex.DocidSpecificDocumentIndex
extends Object
implements FieldDocumentIndex

Constructor Summary

Constructors

Constructor and Description
DocidSpecificDocumentIndex(DocumentIndex _di, DocumentIndexEntry _die)

Method Summary

Modifier and Type	Method and Description
DocumentIndexEntry	getDocumentEntry(int docid) Get the document index entry based on its docid
int	getDocumentLength(int docid) Get the length of the document
int[]	getFieldLengths(int docid) Get the length of each field
int	getNumberOfDocuments() Get the number of documents

Methods inherited from class java.lang.Object

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

Constructor Detail

DocidSpecificDocumentIndex

public DocidSpecificDocumentIndex(DocumentIndex _di,
                                  DocumentIndexEntry _die)

Method Detail

getDocumentEntry

public DocumentIndexEntry getDocumentEntry(int docid)
                                    throws IOException

Description copied from interface: DocumentIndex

Get the document index entry based on its docid

Specified by:

getDocumentEntry in interface DocumentIndex

Throws:

IOException

getDocumentLength

public int getDocumentLength(int docid)
                      throws IOException

Description copied from interface: DocumentIndex

Get the length of the document

Specified by:

getDocumentLength in interface DocumentIndex

Throws:

IOException

getNumberOfDocuments

public int getNumberOfDocuments()

Description copied from interface: DocumentIndex

Get the number of documents

Specified by:

getNumberOfDocuments in interface DocumentIndex

getFieldLengths

public int[] getFieldLengths(int docid)
                      throws IOException

Description copied from interface: FieldDocumentIndex

Get the length of each field

Specified by:

getFieldLengths in interface FieldDocumentIndex

Throws:

IOException