com.sun.labs.minion.retrieval
Class PassageStore

java.lang.Object
  com.sun.labs.minion.retrieval.PassageStore

public class PassageStore
extends java.lang.Object

A class to store the passages for a single field while doing proximity queries or passage highlighting.

Field Summary

protected ArrayGroup	ag The array group that we're associated with.
protected int	nPass The number of passages stored in the pass array.
protected int[]	pass
protected int[]	passEndPosns The ending positions in the passages array for the passages for a given document.
protected int	passPosn The current position in the passages array.
protected int[]	passStartPosns The starting positions in the passages array for the passages for a given document.
protected float[]	penalties The penalties associated with each of the passsages.
protected int	width The width of the passages that we're storing.

Constructor Summary

PassageStore(ArrayGroup ag)
Instantiates a passage store.

Method Summary

void	add(int pos, int[] p, float penalty) Adds a passage to this passage store.
protected int[]	getAllPassages(int doc) Gets all of the passages associated with a document as a single array of int.
protected float[]	getPenalties(int doc)
protected float	getPenalty(int doc)
protected int[][]	getUniquePassages(int doc)
java.lang.String	toString(int doc)

Methods inherited from class java.lang.Object

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

Field Detail

ag

protected ArrayGroup ag

The array group that we're associated with.

pass

protected int[] pass

passStartPosns

protected int[] passStartPosns

The starting positions in the passages array for the passages for a given document. This array will correspond to the docs array in an ArrayGroup.

passEndPosns

protected int[] passEndPosns

The ending positions in the passages array for the passages for a given document. This array will correspond to the docs array in an ArrayGroup.

penalties

protected float[] penalties

The penalties associated with each of the passsages.

passPosn

protected int passPosn

The current position in the passages array.

nPass

protected int nPass

The number of passages stored in the pass array.

width

protected int width

The width of the passages that we're storing.

Constructor Detail

PassageStore

public PassageStore(ArrayGroup ag)

Instantiates a passage store.

Parameters:

ag - The array group that we're associated with.

Method Detail

add

public void add(int pos,
                int[] p,
                float penalty)

Adds a passage to this passage store.

Parameters:

pos - The position to which the passage should be added.

p - The passage to add.

getAllPassages

protected int[] getAllPassages(int doc)

Gets all of the passages associated with a document as a single array of int.

getPenalty

protected float getPenalty(int doc)

getUniquePassages

protected int[][] getUniquePassages(int doc)

getPenalties

protected float[] getPenalties(int doc)

toString

public java.lang.String toString(int doc)