| /******************************************************************************* |
| * Copyright (c) 2006 Oracle 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: |
| * Oracle Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.bpel.validator.model; |
| |
| import java.util.Arrays; |
| |
| import javax.xml.namespace.QName; |
| |
| /** |
| * NodeNameFilter filters based on the nodeName returned from INode. Filter |
| * nodes based on their name. |
| * |
| * @author Michal Chmielewski (michal.chmielewski@oracle.com) |
| * @date Dec 7, 2006 |
| * |
| */ |
| @SuppressWarnings("nls") |
| |
| public class NodeNameFilter extends Filter implements IFilter<INode> { |
| |
| static QName ANY = new QName("*"); |
| |
| QName[] fNodeNames = { ANY }; |
| |
| /** |
| * |
| * @param nodeName |
| */ |
| public NodeNameFilter(QName nodeName) { |
| fNodeNames[0] = nodeName; |
| } |
| |
| /** |
| * List of node names. |
| * |
| * @param nodeNames |
| */ |
| public NodeNameFilter (QName ... nodeNames) { |
| fNodeNames = nodeNames; |
| if (fNodeNames == null) { |
| fNodeNames = new QName[] {}; |
| } else if (nodeNames.length > 1) { |
| Arrays.sort(fNodeNames , QNAME_COMPARATOR ); |
| } |
| } |
| |
| /** |
| * (non-Javadoc) |
| * |
| * @param node |
| * @return true to select, false to not. |
| * @see org.eclipse.bpel.validator.model.IFilter#select(java.lang.Object) |
| */ |
| public boolean select(INode node) { |
| |
| QName nn = node.nodeName(); |
| |
| if (fNodeNames.length == 1) { |
| if (fNodeNames[0].equals(ANY)) { |
| return true; |
| } |
| return fNodeNames[0].equals(nn); |
| } |
| boolean valid = (Arrays.binarySearch(fNodeNames, nn, QNAME_COMPARATOR) >= 0); |
| if (!valid) |
| { |
| // Bugzilla 324115 |
| // check if this is a structured extension activity (a container) |
| node = node.parentNode(); |
| if (node!=null) |
| { |
| nn = node.nodeName(); |
| if (IConstants.ND_EXTENSION_ACTIVITY.equals(nn)) |
| valid = (Arrays.binarySearch(fNodeNames, nn, QNAME_COMPARATOR) >= 0); |
| } |
| } |
| return valid; |
| } |
| |
| /** |
| * Return a toString of this filter |
| * |
| * @return a to string pretty print of this filter |
| */ |
| |
| @Override |
| public String toString() { |
| return toString (fNodeNames); |
| } |
| |
| @SuppressWarnings("nls") |
| protected String toString ( QName ... vals ) { |
| StringBuilder sb = new StringBuilder(); |
| for(QName n : vals) { |
| sb.append("\"").append(n.getLocalPart()).append("\"").append(", "); |
| } |
| sb.setLength(sb.length()-2); |
| return sb.toString(); |
| } |
| |
| |
| } |