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/***************************************************************************************************
* Copyright (c) 2003, 2004 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.jst.j2ee.internal.command;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.emf.ecore.EObject;
public class J2EEClipboard extends ArrayList {
/**
* Warning cleanup 12/07/2005
*/
private static final long serialVersionUID = 8713021573099134096L;
private Map bindings;
private Map extensions;
/**
* J2EEClipboard constructor comment.
*/
public J2EEClipboard(Collection defaultClipboard) {
super(defaultClipboard);
}
public boolean addAll(Collection c) {
boolean result = super.addAll(c);
if (result && (c instanceof J2EEClipboard))
addAllExtra((J2EEClipboard) c);
return result;
}
protected void addAllExtra(J2EEClipboard c) {
getBindings().putAll(c.getBindings());
getExtensions().putAll(c.getExtensions());
}
protected void addBinding(EObject boundObject, EObject binding) {
getBindings().put(boundObject, binding);
}
protected void addExtension(EObject extendedObject, EObject extension) {
getExtensions().put(extendedObject, extension);
}
public EObject getBinding(EObject o) {
return (EObject) getBindings().get(o);
}
protected Map getBindings() {
if (bindings == null)
bindings = new HashMap(10);
return bindings;
}
public EObject getExtension(EObject o) {
return (EObject) getExtensions().get(o);
}
protected Map getExtensions() {
if (extensions == null)
extensions = new HashMap(10);
return extensions;
}
public boolean hasBindings() {
return bindings != null && !bindings.isEmpty();
}
public boolean hasExtensions() {
return extensions != null && !extensions.isEmpty();
}
}
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