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*
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*
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* FITNESS FOR A PARTICULAR PURPOSE . See the GNU General Public License
* version 2 for more details ( a copy is included in the LICENSE file that
* accompanied this code ) .
*
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* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
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*/
/*
* @ test
* @ bug 4524500 7107905
* @ run main EqualsTest
* @ summary Tests whether ColorModel . equals ( ) succeeds using a
* user - implemented subclass of ColorModel which calls the ColorModel ( int bits )
* constructor . The test fails if an exception is thrown when equals ( )
* is called or if equals ( ) returns an incorrect value .
*/
import java.awt.image.ColorModel;
public class EqualsTest {
public static void main(String[] args) {
SimpleColorModel scm1 = new SimpleColorModel(3 );
SimpleColorModel scm2 = new SimpleColorModel(3 );
SimpleColorModel scm3 = new SimpleColorModel(8 );
ColorModel rgbcm = ColorModel.getRGBdefault();
try {
if (scm1.equals(scm2)) {
throw new RuntimeException("Test 1 failed: " +
"scm1 should not equal scm2" );
}
if (scm1.equals(scm3)) {
throw new RuntimeException("Test 2 failed: " +
"scm1 should not equal scm3" );
}
if (scm1.equals(rgbcm) || rgbcm.equals(scm1)) {
throw new RuntimeException("Test 3 failed: " +
"scm1 should not equal rgbcm" );
}
} catch (Exception e) {
throw new RuntimeException("Test failed: " + e);
}
}
private static class SimpleColorModel extends ColorModel {
public SimpleColorModel(int bits) {
super (bits);
}
public int getRed(int pixel) {
return 0 ;
}
public int getGreen(int pixel) {
return 0 ;
}
public int getBlue(int pixel) {
return 0 ;
}
public int getAlpha(int pixel) {
return 0 ;
}
}
}
Messung V0.5 in Prozent C=94 H=91 G=92
¤ Dauer der Verarbeitung: 0.9 Sekunden
(vorverarbeitet am 2026-10-11)
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