com.googlecode.javaewah32.symmetric

Class EWAHPointer32

java.lang.Object

com.googlecode.javaewah32.symmetric.EWAHPointer32

All Implemented Interfaces:

java.lang.Comparable<EWAHPointer32>

public final class EWAHPointer32
extends java.lang.Object
implements java.lang.Comparable<EWAHPointer32>

Wrapper around an IteratingBufferedRunningLengthWord used by the RunningBitmapMerge class.

Since:

0.8.2

Field Summary

Fields

Modifier and Type	Field and Description
private boolean	dead
private int	endrun
private boolean	isLiteral
IteratingBufferedRunningLengthWord32	iterator Underlying iterator
private int	pos
private boolean	value

Constructor Summary

Constructors

Constructor and Description
EWAHPointer32(int previousEndRun, IteratingBufferedRunningLengthWord32 rw, int pos) Construct a pointer over an IteratingBufferedRunningLengthWord.

Method Summary

Modifier and Type	Method and Description
int	beginOfRun()
void	callbackUpdate(UpdateableBitmapFunction32 f)
int	compareTo(EWAHPointer32 other)
int	endOfRun()
boolean	hasNoData()
void	parseNextRun() Process the next run

Methods inherited from class java.lang.Object

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

Field Detail

endrun

private int endrun

pos

private final int pos

isLiteral

private boolean isLiteral

value

private boolean value

dead

private boolean dead

iterator

public final IteratingBufferedRunningLengthWord32 iterator

Underlying iterator

Constructor Detail

EWAHPointer32

public EWAHPointer32(int previousEndRun,
                     IteratingBufferedRunningLengthWord32 rw,
                     int pos)

Construct a pointer over an IteratingBufferedRunningLengthWord.

Parameters:

previousEndRun - word where the previous run ended

rw - the iterator

pos - current position (in word)

Method Detail

endOfRun

public int endOfRun()

Returns:

the end of the current run

beginOfRun

public int beginOfRun()

Returns:

the beginning of the current run

parseNextRun

public void parseNextRun()

Process the next run

hasNoData

public boolean hasNoData()

Returns:

true if there is no more data

callbackUpdate

public void callbackUpdate(UpdateableBitmapFunction32 f)

Parameters:

f - call the function with the current information

compareTo

public int compareTo(EWAHPointer32 other)

Specified by:

compareTo in interface java.lang.Comparable<EWAHPointer32>