gr.uoa.di.madgik.searchlibrary.operatorlibrary.indexfuse

Class JoinElement

java.lang.Object

gr.uoa.di.madgik.searchlibrary.operatorlibrary.indexfuse.JoinElement

public class JoinElement
extends Object

Placeholder for the records that must be joined

Author:

UoA

Constructor Summary

Constructors

Constructor and Description
JoinElement(String id, double rank, short collectionID, short metaColID) Creates a new JoinElement

Method Summary

Modifier and Type	Method and Description
short	getCollectionID() Retrieves the collection id of the record
FilePosition	getFilePosition() Retrieves the file position this record is stored at
String	getId() Retrieves the id for this element
short	getMetaColID() Retrieves the metadata col id of the record
double	getRank() Retrieves the rank of this element
void	setCollectionID(short collectionID) Sets the input id

Methods inherited from class java.lang.Object

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

Constructor Detail

JoinElement

public JoinElement(String id,
                   double rank,
                   short collectionID,
                   short metaColID)

Creates a new JoinElement

Parameters:

id - The id of the object, this record refers to

rank - The rank of this record

collectionID - The sequence number of the collection this record comes from

metaColID - The sequence number of the metadata collection this record comes from(0 for content)

Method Detail

getId

public String getId()

Retrieves the id for this element

Returns:

The id

getRank

public double getRank()

Retrieves the rank of this element

Returns:

The rank

getFilePosition

public FilePosition getFilePosition()

Retrieves the file position this record is stored at

Returns:

The position

getCollectionID

public short getCollectionID()

Retrieves the collection id of the record

Returns:

The col id

getMetaColID

public short getMetaColID()

Retrieves the metadata col id of the record

Returns:

The metadata col id

setCollectionID

public void setCollectionID(short collectionID)

Sets the input id

Parameters:

collectionID - The input id