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/*
* @ test
* @ bug 6963811
* @ summary Tests deadlock in PropertyEditorManager
* @ author Sergey Malenkov
* @ modules java . desktop / com . sun . beans . editors
* @ compile - XDignore . symbol . file Test6963811 . java
* @ run main Test6963811
*/
import java.beans.PropertyEditorManager;
import com.sun.beans.editors.StringEditor;
public class Test6963811 implements Runnable {
private final long time;
private final boolean sync;
public Test6963811(long time, boolean sync) {
this .time = time;
this .sync = sync;
}
public void run() {
try {
Thread .sleep(this .time); // increase the chance of the deadlock
if (this .sync) {
synchronized (Test6963811.class ) {
PropertyEditorManager.findEditor(Super .class );
}
}
else {
PropertyEditorManager.findEditor(Sub.class );
}
}
catch (Exception exception) {
exception.printStackTrace();
}
}
public static void main(String[] args) throws Exception {
Thread [] threads = new Thread [2 ];
for (int i = 0 ; i < threads.length; i++) {
threads[i] = new Thread (new Test6963811(0 L, i > 0 ));
threads[i].start();
Thread .sleep(500 L); // increase the chance of the deadlock
}
for (Thread thread : threads) {
thread .join();
}
}
public static class Super {
}
public static class Sub extends Super {
}
public static class SubEditor extends StringEditor {
public SubEditor() {
new Test6963811(1000 L, true ).run();
}
}
}
Messung V0.5 in Prozent C=96 H=92 G=93
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