jdk/src/solaris/classes/sun/awt/X11GraphicsEnvironment.java
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@@ -198,11 +198,16 @@
protected native int getDefaultScreenNum();
/**
* Returns the default screen graphics device.
*/
public GraphicsDevice getDefaultScreenDevice() {
- return getScreenDevices()[getDefaultScreenNum()];
+ GraphicsDevice[] screens = getScreenDevices();
+ if (screens.length == 0) {
+ throw new AWTError("no screen devices");
+ }
+ int index = getDefaultScreenNum();
+ return screens[0 < index && index < screens.length ? index : 0];
}
public boolean isDisplayLocal() {
if (isDisplayLocal == null) {
SunToolkit.awtLock();