| /******************************************************************************* |
| * Copyright (c) 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.jsp.core.internal.contentmodel; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMElementDeclaration; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMGroup; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMNode; |
| import org.eclipse.wst.xml.core.internal.contentmodel.CMNodeList; |
| |
| public class CMGroupWrapperImpl extends CMContentWrapperImpl implements CMGroup { |
| class CMNodeListImpl implements CMNodeList { |
| private List nodes = null; |
| |
| /** |
| * CMNodeListImpl constructor comment. |
| */ |
| public CMNodeListImpl() { |
| super(); |
| nodes = new ArrayList(); |
| } |
| |
| /** |
| * @return org.eclipse.wst.xml.core.internal.contentmodel.CMNode |
| * @param node org.eclipse.wst.xml.core.internal.contentmodel.CMNode |
| */ |
| public void appendItem(CMNode node) { |
| nodes.add(node); |
| } |
| |
| /** |
| * getLength method |
| * @return int |
| */ |
| public int getLength() { |
| return nodes.size(); |
| } |
| |
| /** |
| * item method |
| * @return CMNode |
| * @param index int |
| */ |
| public CMNode item(int index) { |
| if (index < 0 || index >= nodes.size()) |
| return null; |
| return (CMNode) nodes.get(index); |
| } |
| } |
| |
| private CMNodeList fChildNodes = null; |
| private CMGroup fGroup = null; |
| |
| /** |
| * CMGroupWrapper constructor comment. |
| * @param prefix java.lang.String |
| * @param node org.eclipse.wst.xml.core.internal.contentmodel.CMContent |
| */ |
| public CMGroupWrapperImpl(String prefix, CMGroup node) { |
| super(prefix, node); |
| } |
| |
| /** |
| * getChildNodes method |
| * @return CMNodeList |
| * |
| * Returns child CMNodeList, which includes ElementDefinition or CMElement. |
| */ |
| public CMNodeList getChildNodes() { |
| if (fChildNodes == null) { |
| CMNodeListImpl childNodes = new CMNodeListImpl(); |
| CMNodeList children = fGroup.getChildNodes(); |
| for (int i = 0; i < children.getLength(); i++) { |
| CMNode child = children.item(i); |
| if (child instanceof CMGroup) |
| childNodes.appendItem(new CMGroupWrapperImpl(fPrefix, (CMGroup) child)); |
| else if (child instanceof CMElementDeclaration) |
| childNodes.appendItem(new CMElementDeclarationWrapperImpl(fPrefix, (CMElementDeclaration) child)); |
| else |
| // error? |
| childNodes.appendItem(new CMNodeWrapperImpl(fPrefix, child)); |
| } |
| fChildNodes = childNodes; |
| } |
| return fChildNodes; |
| } |
| |
| /** |
| * getOperation method |
| * @return int |
| * |
| * Returns one of : |
| * ALONE (a), SEQUENCE (a,b), CHOICE (a|b), ALL (a&b). |
| */ |
| public int getOperator() { |
| return fGroup.getOperator(); |
| } |
| |
| public CMNode getOriginNode() { |
| return fGroup; |
| } |
| } |