org.eclipse.jdt.debug.tests/test plugin/org/eclipse/jdt/debug/testplugin/ExpressionWaiter.java

/*******************************************************************************
 * Copyright (c) 2000, 2005 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.debug.testplugin;

import org.eclipse.debug.core.DebugEvent;
import org.eclipse.debug.core.model.IExpression;
import org.eclipse.debug.core.model.IWatchExpression;

/**
 * ExpressionWaiter
 */
public class ExpressionWaiter extends DebugElementEventWaiter {

	public ExpressionWaiter(int kind, Object element) {
		super(kind, element);
	}
	
	public boolean accept(DebugEvent event) {
		IExpression expression = (IExpression)fElement;
		boolean pending = false;
		if (expression instanceof IWatchExpression) {
		    pending = ((IWatchExpression)expression).isPending();
		}
        return super.accept(event) && !pending && expression.getValue() != null;
	}
}