Class CharDistributionAnalysis

java.lang.Object

org.mozilla.universalchardet.prober.distributionanalysis.CharDistributionAnalysis

Direct Known Subclasses:

Big5DistributionAnalysis, EUCKRDistributionAnalysis, EUCTWDistributionAnalysis, GB2312DistributionAnalysis, JISDistributionAnalysis

public abstract class CharDistributionAnalysis
extends Object

Field Summary

Fields

Modifier and Type	Field	Description
protected int[]	charToFreqOrder
protected boolean	done
static final int	ENOUGH_DATA_THRESHOLD
private int	freqChars	/////////////////////////////////////////////////////////////
static final int	MINIMUM_DATA_THRESHOLD
static final float	SURE_NO	/////////////////////////////////////////////////////////////
static final float	SURE_YES
private int	totalChars
protected float	typicalDistributionRatio

Constructor Summary

Constructors

Constructor	Description
CharDistributionAnalysis()	/////////////////////////////////////////////////////////////

Method Summary

Modifier and Type	Method	Description
float	getConfidence()
protected abstract int	getOrder(byte[] buf, int offset)
boolean	gotEnoughData()
void	handleOneChar(byte[] buf, int offset, int charLength)
void	reset()

Methods inherited from class Object

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

Field Details

SURE_NO

public static final float SURE_NO

/////////////////////////////////////////////////////////////

See Also:

• Constant Field Values

SURE_YES

public static final float SURE_YES

See Also:

• Constant Field Values

ENOUGH_DATA_THRESHOLD

public static final int ENOUGH_DATA_THRESHOLD

See Also:

• Constant Field Values

MINIMUM_DATA_THRESHOLD

public static final int MINIMUM_DATA_THRESHOLD

See Also:

• Constant Field Values

freqChars

private int freqChars

/////////////////////////////////////////////////////////////

totalChars

private int totalChars

charToFreqOrder

protected int[] charToFreqOrder

typicalDistributionRatio

protected float typicalDistributionRatio

done

protected boolean done

Constructor Details

CharDistributionAnalysis

public CharDistributionAnalysis()

/////////////////////////////////////////////////////////////

Method Details

handleOneChar

public void handleOneChar(byte[] buf,
 int offset,
 int charLength)

getConfidence

public float getConfidence()

reset

public void reset()

gotEnoughData

public boolean gotEnoughData()

getOrder

protected abstract int getOrder(byte[] buf,
 int offset)