Package org.terrier.structures

Class NonIncrementalDocumentIndexEntry

java.lang.Object

org.terrier.structures.DocumentIndexEntry

org.terrier.structures.BasicDocumentIndexEntry

org.terrier.structures.NonIncrementalDocumentIndexEntry

All Implemented Interfaces:

org.apache.hadoop.io.Writable, BitFilePosition, BitIndexPointer, Pointer

public class NonIncrementalDocumentIndexEntry
extends BasicDocumentIndexEntry

This class is created to represent a DocumentIndexEntry that do not assume an incremental docids, but instead maintains the docid.

Since:

4.0

Author:

Dyaa Albakour

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	NonIncrementalDocumentIndexEntry.Factory	Returna a factory for creating document index entries

Field Summary

Fields inherited from interface org.terrier.structures.BitIndexPointer

BIT_MASK, FILE_SHIFT, MAX_FILE_ID

Constructor Summary

Constructors

Constructor	Description
NonIncrementalDocumentIndexEntry()
NonIncrementalDocumentIndexEntry(int docid)
NonIncrementalDocumentIndexEntry(int length, byte fileId, long byteOffset, byte bitOffset, int numberOfTerms, int docid)
NonIncrementalDocumentIndexEntry(DocumentIndexEntry in, int docid)

Method Summary

Modifier and Type	Method	Description
int	getDocid()
void	readFields(java.io.DataInput in)
void	setDocid(int docid)
void	write(java.io.DataOutput out)

Methods inherited from class org.terrier.structures.BasicDocumentIndexEntry

pointerToString, setBitIndexPointer, setNumberOfEntries, setOffset, setPointer

Methods inherited from class org.terrier.structures.DocumentIndexEntry

getDocumentLength, getFileNumber, getNumberOfEntries, getOffset, getOffsetBits, setDocumentLength, setFileNumber, setOffset, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

NonIncrementalDocumentIndexEntry

public NonIncrementalDocumentIndexEntry()

NonIncrementalDocumentIndexEntry

public NonIncrementalDocumentIndexEntry(int docid)

NonIncrementalDocumentIndexEntry

public NonIncrementalDocumentIndexEntry(DocumentIndexEntry in,
                                        int docid)

NonIncrementalDocumentIndexEntry

public NonIncrementalDocumentIndexEntry(int length,
                                        byte fileId,
                                        long byteOffset,
                                        byte bitOffset,
                                        int numberOfTerms,
                                        int docid)

Method Detail

getDocid

public int getDocid()

readFields

public void readFields(java.io.DataInput in)
                throws java.io.IOException

Description copied from class: BasicDocumentIndexEntry

Specified by:

readFields in interface org.apache.hadoop.io.Writable

Overrides:

readFields in class BasicDocumentIndexEntry

Throws:

java.io.IOException

write

public void write(java.io.DataOutput out)
           throws java.io.IOException

Description copied from class: BasicDocumentIndexEntry

Specified by:

write in interface org.apache.hadoop.io.Writable

Overrides:

write in class BasicDocumentIndexEntry

Throws:

java.io.IOException

setDocid

public void setDocid(int docid)