| /* | ||
| * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | ||
| * | ||
| * This software is open source. | ||
| * See the bottom of this file for the licence. | ||
| * | ||
| * $Id: ContentListFacade.java,v 1.8 2004/06/25 12:34:50 maartenc Exp $ | ||
| */ | ||
| package org.dom4j.tree; | ||
| import java.util.AbstractList; | ||
| import java.util.Collection; | ||
| import java.util.Iterator; | ||
| import java.util.List; | ||
| import org.dom4j.IllegalAddException; | ||
| import org.dom4j.Node; | ||
| /** <p><code>ContentListFacade</code> represents a facade of the | ||
| * content of a {@link org.dom4j.Branch} which is returned via calls to the | ||
| * {@link org.dom4j.Branch#content} method to allow users to modify the content | ||
| * of a {@link org.dom4j.Branch} directly using the {@link List} interface. | ||
| * This list is backed by the branch such that changes to the list will | ||
| * be reflected in the branch and changes to the branch will be reflected | ||
| * be reflected in this list.</p> | ||
| * | ||
| * @author <a href="mailto:james.strachan@metastuff.com">James Strachan</a> | ||
| * @version $Revision: 1.8 $ | ||
| */ | ||
| public class ContentListFacade extends AbstractList { | ||
| /** The content of the Branch which is modified if I am modified */ | ||
| private List branchContent; | ||
| /** The <code>AbstractBranch</code> instance which owns the content */ | ||
| private AbstractBranch branch; | ||
| 112x | public ContentListFacade(AbstractBranch branch, List branchContent) { | |
| 112x | this.branch = branch; | |
| 112x | this.branchContent = branchContent; | |
| 112x | } | |
| public boolean add(Object object) { | ||
| 0x | branch.childAdded( asNode( object ) ); | |
| 0x | return branchContent.add(object); | |
| } | ||
| public void add(int index, Object object) { | ||
| 10x | branch.childAdded( asNode( object ) ); | |
| 10x | branchContent.add(index, object); | |
| 10x | } | |
| public Object set(int index, Object object) { | ||
| 2x | branch.childAdded( asNode( object ) ); | |
| 2x | return branchContent.set(index, object); | |
| } | ||
| public boolean remove(Object object) { | ||
| 0x | branch.childRemoved( asNode( object ) ); | |
| 0x | return branchContent.remove(object); | |
| } | ||
| public Object remove(int index) { | ||
| 0x | Object object = branchContent.remove(index); | |
| 0/2 0x | if ( object != null ) { | |
| 0x | branch.childRemoved( asNode( object ) ); | |
| } | ||
| 0x | return object; | |
| } | ||
| public boolean addAll(Collection collection) { | ||
| 0x | int count = branchContent.size(); | |
| 0/2 0x | for (Iterator iter = collection.iterator(); iter.hasNext(); count++ ) { | |
| 0x | add(iter.next()); | |
| } | ||
| 0/2 0x | return count == branchContent.size(); | |
| } | ||
| public boolean addAll(int index, Collection collection) { | ||
| 0x | int count = branchContent.size(); | |
| 0/2 0x | for (Iterator iter = collection.iterator(); iter.hasNext(); count-- ) { | |
| 0x | add(index++, iter.next()); | |
| } | ||
| 0/2 0x | return count == branchContent.size(); | |
| } | ||
| public void clear() { | ||
| 0/2 0x | for ( Iterator iter = iterator(); iter.hasNext(); ) { | |
| 0x | Object object = iter.next(); | |
| 0x | branch.childRemoved( asNode( object ) ); | |
| } | ||
| 0x | branchContent.clear(); | |
| 0x | } | |
| public boolean removeAll(Collection c) { | ||
| 0/2 0x | for ( Iterator iter = c.iterator(); iter.hasNext(); ) { | |
| 0x | Object object = iter.next(); | |
| 0x | branch.childRemoved( asNode( object ) ); | |
| } | ||
| 0x | return branchContent.removeAll(c); | |
| } | ||
| public int size() { | ||
| 368x | return branchContent.size(); | |
| } | ||
| public boolean isEmpty() { | ||
| 0x | return branchContent.isEmpty(); | |
| } | ||
| public boolean contains(Object o) { | ||
| 0x | return branchContent.contains(o); | |
| } | ||
| public Object[] toArray() { | ||
| 0x | return branchContent.toArray(); | |
| } | ||
| public Object[] toArray(Object[] a) { | ||
| 0x | return branchContent.toArray(a); | |
| } | ||
| public boolean containsAll(Collection c) { | ||
| 0x | return branchContent.containsAll(c); | |
| } | ||
| public Object get(int index) { | ||
| 282x | return branchContent.get(index); | |
| } | ||
| public int indexOf(Object o) { | ||
| 4x | return branchContent.indexOf(o); | |
| } | ||
| public int lastIndexOf(Object o) { | ||
| 0x | return branchContent.lastIndexOf(o); | |
| } | ||
| protected Node asNode(Object object) { | ||
| 1/2 12x | if (object instanceof Node) { | |
| 12x | return (Node) object; | |
| } | ||
| else { | ||
| 0x | throw new IllegalAddException( "This list must contain instances of Node. Invalid type: "+ object ); | |
| } | ||
| } | ||
| protected List getBackingList() { | ||
| 4x | return branchContent; | |
| } | ||
| } | ||
| /* | ||
| * Redistribution and use of this software and associated documentation | ||
| * ("Software"), with or without modification, are permitted provided | ||
| * that the following conditions are met: | ||
| * | ||
| * 1. Redistributions of source code must retain copyright | ||
| * statements and notices. Redistributions must also contain a | ||
| * copy of this document. | ||
| * | ||
| * 2. Redistributions in binary form must reproduce the | ||
| * above copyright notice, this list of conditions and the | ||
| * following disclaimer in the documentation and/or other | ||
| * materials provided with the distribution. | ||
| * | ||
| * 3. The name "DOM4J" must not be used to endorse or promote | ||
| * products derived from this Software without prior written | ||
| * permission of MetaStuff, Ltd. For written permission, | ||
| * please contact dom4j-info@metastuff.com. | ||
| * | ||
| * 4. Products derived from this Software may not be called "DOM4J" | ||
| * nor may "DOM4J" appear in their names without prior written | ||
| * permission of MetaStuff, Ltd. DOM4J is a registered | ||
| * trademark of MetaStuff, Ltd. | ||
| * | ||
| * 5. Due credit should be given to the DOM4J Project - | ||
| * http://www.dom4j.org | ||
| * | ||
| * THIS SOFTWARE IS PROVIDED BY METASTUFF, LTD. AND CONTRIBUTORS | ||
| * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT | ||
| * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND | ||
| * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL | ||
| * METASTUFF, LTD. OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, | ||
| * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR | ||
| * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) | ||
| * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, | ||
| * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) | ||
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED | ||
| * OF THE POSSIBILITY OF SUCH DAMAGE. | ||
| * | ||
| * Copyright 2001-2004 (C) MetaStuff, Ltd. All Rights Reserved. | ||
| * | ||
| * $Id: ContentListFacade.java,v 1.8 2004/06/25 12:34:50 maartenc Exp $ | ||
| */ |