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/*******************************************************************************
* Copyright (c) 2011, 2013 Wind River Systems, Inc. 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.processes.core.model.properties;
import java.util.concurrent.atomic.AtomicBoolean;
import org.eclipse.tcf.protocol.Protocol;
import org.eclipse.tcf.te.tcf.processes.core.model.interfaces.IProcessContextNode;
/**
* The property tester for a process tree node.
*/
public class PropertyTester extends org.eclipse.core.expressions.PropertyTester {
/* (non-Javadoc)
* @see org.eclipse.core.expressions.IPropertyTester#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 (receiver instanceof IProcessContextNode) {
final IProcessContextNode node = (IProcessContextNode) receiver;
if ("isAttached".equals(property) && expectedValue instanceof Boolean) { //$NON-NLS-1$
final AtomicBoolean isAttached = new AtomicBoolean();
Runnable runnable = new Runnable() {
@Override
public void run() {
if (node.getProcessContext() != null) {
isAttached.set(node.getProcessContext().isAttached());
}
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
return ((Boolean) expectedValue).booleanValue() == isAttached.get();
}
if ("canAttach".equals(property) && expectedValue instanceof Boolean) { //$NON-NLS-1$
final AtomicBoolean canAttach = new AtomicBoolean();
Runnable runnable = new Runnable() {
@Override
public void run() {
if (node.getProcessContext() != null) {
if (node.getProcessContext().getProperties().containsKey("CanAttach")) { //$NON-NLS-1$
Boolean value = (Boolean)node.getProcessContext().getProperties().get("CanAttach"); //$NON-NLS-1$
canAttach.set(value != null && value.booleanValue());
} else {
canAttach.set(true);
}
}
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
return ((Boolean) expectedValue).booleanValue() == canAttach.get();
}
if ("hasProcessContext".equals(property) && expectedValue instanceof Boolean) { //$NON-NLS-1$
final AtomicBoolean canAttach = new AtomicBoolean();
Runnable runnable = new Runnable() {
@Override
public void run() {
canAttach.set(node.getProcessContext() != null);
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
return ((Boolean) expectedValue).booleanValue() == canAttach.get();
}
if ("canTerminate".equals(property) && expectedValue instanceof Boolean) { //$NON-NLS-1$
final AtomicBoolean canTerminate = new AtomicBoolean();
Runnable runnable = new Runnable() {
@Override
public void run() {
if (node.getProcessContext() != null) {
canTerminate.set(node.getProcessContext().canTerminate());
}
}
};
if (Protocol.isDispatchThread()) runnable.run();
else Protocol.invokeAndWait(runnable);
return ((Boolean) expectedValue).booleanValue() == canTerminate.get();
}
}
return false;
}
}
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