org.eclipse.debug.internal.ui.DebugModelPropertyTester Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of org.eclipse.debug.ui Show documentation
This is org.eclipse.debug.ui jar used by Scout SDK
The newest version!
/*******************************************************************************
 * Copyright (c) 2006, 2015 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
 *     Wind River Systems (Pawel Piech) - added support for IDebugModelProvider (Bug 212314)
 *******************************************************************************/
package org.eclipse.debug.internal.ui;

import org.eclipse.core.expressions.PropertyTester;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.core.runtime.Platform;
import org.eclipse.debug.core.model.IDebugElement;
import org.eclipse.debug.core.model.IDebugModelProvider;
import org.eclipse.debug.core.model.IDebugTarget;
import org.eclipse.debug.core.model.IDisconnect;
import org.eclipse.debug.core.model.IProcess;
import org.eclipse.debug.core.model.ITerminate;
import org.eclipse.debug.internal.core.IInternalDebugCoreConstants;

/**
 * This class is used to check properties of a debug model.  Two properties can be checked.
 * Using "getModelIdentifier" compares the debug model identifier of the receiver against the
 * expected value passed as an argument.  The "isTerminatedOrDisconnected" property checks if
 * the receiver is terminated or disconnected.
 *
 *	@since 3.3
 */
public class DebugModelPropertyTester extends PropertyTester {

	public static final String MODEL_TYPE_PROPERTY = "getModelIdentifier"; //$NON-NLS-1$
	public static final String IS_TERMINATED_OR_DISCONNECTED_PROPERTY = "isTerminatedOrDisconnected"; //$NON-NLS-1$
	
	/* (non-Javadoc)
	 * @see org.eclipse.core.expressions.PropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
	 */
	@Override
	public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
		if (MODEL_TYPE_PROPERTY.equals(property)){
			IDebugTarget target = null;
			if(receiver instanceof IProcess) {
				target = ((IProcess)receiver).getAdapter(IDebugTarget.class);
			}
			else if(receiver instanceof IDebugElement) { 
				target = ((IDebugElement)receiver).getAdapter(IDebugTarget.class);
			}
			if(target != null) {
				// check that the expected value argument is valid
				if (expectedValue == null || expectedValue.equals(IInternalDebugCoreConstants.EMPTY_STRING)){
					return false;
				}
				//!target.isTerminated() && !target.isDisconnected() 
				if(expectedValue.equals(target.getModelIdentifier())) {
					return true;
				}
			}
			IDebugModelProvider modelProvider = null;
			if (receiver instanceof IAdaptable) {
				modelProvider = ((IAdaptable)receiver).getAdapter(IDebugModelProvider.class);
			} else {
				modelProvider =
					Platform.getAdapterManager().
						getAdapter(receiver, IDebugModelProvider.class);
			}
		    if (modelProvider != null) {
		        String[] ids = modelProvider.getModelIdentifiers();
		        for (int i = 0; i < ids.length; i++) {
		            if (ids[i].equals(expectedValue)) {
		                return true;
		            }
		        }
		        return false;
		    }
			// There is no element selected with an associated debug model.  
			// Return true iff the expected value is an empty string.  
			return "".equals(expectedValue); //$NON-NLS-1$
		} else if (IS_TERMINATED_OR_DISCONNECTED_PROPERTY.equals(property)){
			if (receiver instanceof ITerminate && ((ITerminate)receiver).isTerminated()){
				return true;
			} if (receiver instanceof IDisconnect && ((IDisconnect)receiver).isDisconnected()){
				return true;
			} else {
				return false;
			}
		} else {
			return false;
		}
	}
}