abbot.tester
Class ImageComparator

java.lang.Object
  abbot.tester.ImageComparator

All Implemented Interfaces:

Comparator

public class ImageComparator
extends Object
implements Comparator

This code expects the availability of the com.sun.image.codec.jpeg extensions from the Sun JDK 1.3 or JRE. Original comparison code contributed by asmithmb. author: asmithmontebello@aol.com, twall

Field Summary

static String

IMAGE_SUFFIX

Constructor Summary

ImageComparator()

Method Summary

int	compare(Object obj1, Object obj2) Compare two images.
boolean	equals(Object obj) Comparators are equal if they're the same class.
static void	writeImage(File file, BufferedImage img)
static void	writeJPEG(File file, BufferedImage img) Write the given buffered image to disk.
static void	writePNG(File file, BufferedImage img)

Methods inherited from class java.lang.Object

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

Field Detail

IMAGE_SUFFIX

public static String IMAGE_SUFFIX

Constructor Detail

ImageComparator

public ImageComparator()

Method Detail

writeImage

public static void writeImage(File file,
                              BufferedImage img)
                       throws IOException

Throws:

IOException

writePNG

public static void writePNG(File file,
                            BufferedImage img)
                     throws IOException

Throws:

IOException

writeJPEG

public static void writeJPEG(File file,
                             BufferedImage img)
                      throws IOException

Write the given buffered image to disk.

Throws:

IOException

compare

public int compare(Object obj1,
                   Object obj2)

Compare two images. May be BufferedImages or File arguments.

Specified by:

compare in interface Comparator

equals

public boolean equals(Object obj)

Comparators are equal if they're the same class.

Specified by:

equals in interface Comparator

Overrides:

equals in class Object