src/solaris/classes/sun/awt/X11/XErrorHandler.java
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@@ -1,7 +1,7 @@
/*
- * Copyright (c) 2009, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2009, 2013, 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. Oracle designates this
@@ -36,11 +36,34 @@
* set before XToolkit had been initialized).
*/
public static class XBaseErrorHandler extends XErrorHandler {
@Override
public int handleError(long display, XErrorEvent err) {
- return XToolkit.SAVED_ERROR_HANDLER(display, err);
+ return XErrorHandlerUtil.SAVED_XERROR_HANDLER(display, err);
+ }
+ }
+
+ /**
+ * This is a base synthetic error handler containing a boolean flag which allows
+ * to show that an error is handled or not.
+ */
+ public static class XErrorHandlerWithFlag extends XBaseErrorHandler {
+ private volatile boolean errorOccurred = false;
+
+ public boolean getErrorOccurredFlag() {
+ return errorOccurred;
+ }
+
+ /**
+ * Sets an internal boolean flag to a particular value. Should be always called with
+ * <code>false</code> value of the parameter <code>errorOccurred</code> before this
+ * error handler is set as current.
+ * @param errorOccurred <code>true</code> to indicate that an error was handled,
+ * <code>false</code> to reset the internal boolean flag
+ */
+ public void setErrorOccurredFlag(boolean errorOccurred) {
+ this.errorOccurred = errorOccurred;
}
}
/*
* Instead of validating window id, we simply call XGetWindowProperty,
@@ -74,6 +97,53 @@
private static VerifyChangePropertyHandler theInstance = new VerifyChangePropertyHandler();
public static VerifyChangePropertyHandler getInstance() {
return theInstance;
}
}
+
+ /**
+ * This is a synthetic error handler for errors generated by the native function
+ * <code>XShmAttach</code>. If an error is handled, an internal boolean flag of the
+ * handler is set to <code>true</code>.
+ */
+ public static final class XShmAttachHandler extends XErrorHandlerWithFlag {
+ private XShmAttachHandler() {}
+
+ @Override
+ public int handleError(long display, XErrorEvent err) {
+ if (err.get_minor_code() == XConstants.X_ShmAttach) {
+ setErrorOccurredFlag(true);
+ return 0;
+ }
+ return super.handleError(display, err);
+ }
+
+ // Shared instance
+ private static XShmAttachHandler theInstance = new XShmAttachHandler();
+ public static XShmAttachHandler getInstance() {
+ return theInstance;
+ }
+ }
+
+ /**
+ * This is a synthetic error handler for <code>BadAlloc</code> errors generated by the
+ * native <code>glX*</code> functions. Its internal boolean flag is set to <code>true</code>,
+ * if an error is handled.
+ */
+ public static final class GLXBadAllocHandler extends XErrorHandlerWithFlag {
+ private GLXBadAllocHandler() {}
+
+ @Override
+ public int handleError(long display, XErrorEvent err) {
+ if (err.get_error_code() == XConstants.BadAlloc) {
+ setErrorOccurredFlag(true);
+ return 0;
+ }
+ return super.handleError(display, err);
+ }
+
+ private static GLXBadAllocHandler theInstance = new GLXBadAllocHandler();
+ public static GLXBadAllocHandler getInstance() {
+ return theInstance;
+ }
+ }
}