Package com.yahoo.tensor.impl

Class LabelCache

java.lang.Object

com.yahoo.tensor.impl.LabelCache

public class LabelCache
extends Object

Cache for string labels so they can be mapped to unique numeric keys. It uses weak references for automatic cleanup of unused labels.

Author:

baldersheim, glebashnik

Field Summary

Fields

Modifier and Type	Field	Description
static final LabelCache	GLOBAL
static final Label	INVALID_INDEX_LABEL

Method Summary

Modifier and Type	Method	Description
Label	getOrCreateLabel(long numeric)
Label	getOrCreateLabel(String string)
int	size()

Methods inherited from class java.lang.Object

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

Field Details

GLOBAL

public static final LabelCache GLOBAL

INVALID_INDEX_LABEL

public static final Label INVALID_INDEX_LABEL

Method Details

getOrCreateLabel

public Label getOrCreateLabel(String string)

getOrCreateLabel

public Label getOrCreateLabel(long numeric)

size

public int size()