de.vc.util

Class Measure.Factory

java.lang.Object

de.vc.util.Measure.Factory

Enclosing class:

Measure

public static class Measure.Factory
extends java.lang.Object

The factory creates immutable measure and caches them. Due to speed improvement the cache is disable by default. Use setEnableCache to enable the cache, this will safe memory but will also slow down jFO.

Method Summary

Modifier and Type	Method and Description
static Measure	create(Measure.Unit unit, double value) Creates a new measure.
static Measure	create(java.lang.String rep) Creates a new measure.
static boolean	isShareValues() Checks whether measures are shared.
static Measure	nullValue()
static Measure	nullValue(Measure.Unit preferredUnit)
static void	setShareValues(boolean b) Enables or disables the sharing for measures.

Methods inherited from class java.lang.Object

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

Method Detail

create

public static Measure create(java.lang.String rep)

Creates a new measure. If an equal measure is already in cache (if enabled) the cached measure is returned.

Parameters:

rep - String representation of measure.

Returns:

Immutable meaure.

create

public static Measure create(Measure.Unit unit,
                             double value)

Creates a new measure. If an equal measure is already in cache (if enabled) the cached measure is returned.

Parameters:

unit - Unit of measure.

value - Value of measure.

Returns:

Immutable meaure.

setShareValues

public static void setShareValues(boolean b)

Enables or disables the sharing for measures. Sharing measures reduces memory usage but costs more time and performance.

Parameters:

b - true to enable cache.

isShareValues

public static boolean isShareValues()

Checks whether measures are shared.

Returns:

true if measures are shared.

nullValue

public static Measure nullValue()

nullValue

public static Measure nullValue(Measure.Unit preferredUnit)