/*
* Copyright ( c ) 2020 , Oracle and / or its affiliates . All rights reserved .
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
* This code is free software ; you can redistribute it and / or modify it
* under the terms of the GNU General Public License version 2 only , as
* published by the Free Software Foundation .
*
* This code is distributed in the hope that it will be useful , but WITHOUT
* ANY WARRANTY ; without even the implied warranty of MERCHANTABILITY or
* 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 ) .
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work ; if not , write to the Free Software Foundation ,
* Inc . , 51 Franklin St , Fifth Floor , Boston , MA 02110 - 1301 USA .
*
* Please contact Oracle , 500 Oracle Parkway , Redwood Shores , CA 94065 USA
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*/
import java.awt.AWTException;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.Robot;
/**
* @ test
* @ bug 8238741
* @ summary Check that Robot constructors throw AWTException in a headless
* environment
* @ run main / othervm - Djava . awt . headless = true HeadlessRobot
*/
public final class HeadlessRobot {
public static void main(String[] args) {
try {
new Robot();
throw new RuntimeException("Expected AWTException did not occur" );
} catch (AWTException ignored) {
// expected AWTException
}
try {
new Robot(new GraphicsDevice() {
@Override
public int getType() {
return TYPE_RASTER_SCREEN;
}
@Override
public String getIDstring() {
return "Stub device" ;
}
@Override
public GraphicsConfiguration[] getConfigurations() {
return null ;
}
@Override
public GraphicsConfiguration getDefaultConfiguration() {
return null ;
}
});
throw new RuntimeException("Expected AWTException did not occur" );
} catch (AWTException ignored) {
// expected AWTException
}
}
}
Messung V0.5 in Prozent C=94 H=93 G=93
¤ Dauer der Verarbeitung: 0.8 Sekunden
(vorverarbeitet am 2026-06-10)
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