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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER .
*
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* 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 .
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*/
/*
@ test
@ key headful
@ bug 6919629
@ summary Tests that components with Nimbus . Overrides are GC ' ed properly
@ author Peter Zhelezniakov
@ run main Test6919629
*/
import java.awt.Color;
import java.lang.ref.WeakReference;
import javax.swing.*;
import javax.swing.plaf.nimbus.NimbusLookAndFeel;
public class Test6919629
{
JFrame f;
WeakReference<JLabel> ref;
public static void main(String[] args) throws Exception {
UIManager.setLookAndFeel(new NimbusLookAndFeel());
Test6919629 t = new Test6919629();
t.test();
System.gc();
t.check();
}
void test() throws Exception {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
UIDefaults d = new UIDefaults();
d.put("Label.textForeground" , Color.MAGENTA);
JLabel l = new JLabel();
ref = new WeakReference<JLabel>(l);
l.putClientProperty("Nimbus.Overrides" , d);
f = new JFrame();
f.getContentPane().add(l);
f.pack();
f.setVisible(true );
}
});
Thread .sleep(2000 );
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
f.getContentPane().removeAll();
f.setVisible(false );
f.dispose();
}
});
Thread .sleep(2000 );
}
void check() {
if (ref.get() != null ) {
throw new RuntimeException("Failed: an unused component wasn't collected" );
}
}
}
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