org.jfree.chart
Class HashUtilities

java.lang.Object
  org.jfree.chart.HashUtilities

public class HashUtilities
extends java.lang.Object

Some utility methods for calculating hash codes.

Since:

1.0.3

Constructor Summary

HashUtilities()

Method Summary

static int	hashCodeForDoubleArray(double[] a) Returns a hash code for a double[] instance.
static int	hashCodeForPaint(java.awt.Paint p) Returns a hash code for a Paint instance.

Methods inherited from class java.lang.Object

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

Constructor Detail

HashUtilities

public HashUtilities()

Method Detail

hashCodeForPaint

public static int hashCodeForPaint(java.awt.Paint p)

Returns a hash code for a Paint instance. If p is null, this method returns zero.

Parameters:

p - the paint (null permitted).

Returns:

The hash code.

hashCodeForDoubleArray

public static int hashCodeForDoubleArray(double[] a)

Returns a hash code for a double[] instance. If the array is null, this method returns zero.

Parameters:

a - the array (null permitted).

Returns:

The hash code.