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/*******************************************************************************
* Copyright (c) 2008 ARM Limited 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:
* ARM Limited - Initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.debug.internal.core.disassembly;
import java.util.Set;
import java.util.concurrent.CopyOnWriteArraySet;
import org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextListener;
import org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextService;
import org.eclipse.core.runtime.ListenerList;
public class DisassemblyContextService implements IDisassemblyContextService {
private ListenerList fListeners;
private Set<Object> fContexts;
public DisassemblyContextService() {
fContexts = new CopyOnWriteArraySet<Object>();
fListeners = new ListenerList();
}
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextService#addDisassemblyContextListener(org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextListener)
*/
@Override
public void addDisassemblyContextListener( IDisassemblyContextListener listener ) {
fListeners.add( listener );
}
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextService#removeDisassemblyContextListener(org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextListener)
*/
@Override
public void removeDisassemblyContextListener( IDisassemblyContextListener listener ) {
fListeners.remove( listener );
}
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextService#register(java.lang.Object)
*/
@Override
public void register( Object context ) {
fContexts.add( context );
for( Object listener : fListeners.getListeners() ) {
((IDisassemblyContextListener)listener).contextAdded( context );
}
}
/* (non-Javadoc)
* @see org.eclipse.cdt.debug.core.disassembly.IDisassemblyContextService#unregister(java.lang.Object)
*/
@Override
public void unregister( Object context ) {
fContexts.remove( context );
for( Object listener : fListeners.getListeners() ) {
((IDisassemblyContextListener)listener).contextRemoved( context );
}
}
public void dispose() {
for( Object context : fContexts ) {
for( Object listener : fListeners.getListeners() ) {
((IDisassemblyContextListener)listener).contextRemoved( context );
}
}
fListeners.clear();
fContexts.clear();
}
}
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