/*******************************************************************************
* Copyright (c) 2006, 2007 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)
*/
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 = (IDebugTarget) ((IProcess)receiver).getAdapter(IDebugTarget.class);
}
else if(receiver instanceof IDebugElement) {
target = (IDebugTarget) ((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 = (IDebugModelProvider) ((IAdaptable)receiver).getAdapter(IDebugModelProvider.class);
} else {
modelProvider =
(IDebugModelProvider) 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;
}
}
}
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