| /* |
| * Copyright 2005-2006 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. Sun designates this |
| * particular file as subject to the "Classpath" exception as provided |
| * by Sun in the LICENSE file that accompanied this code. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| /* |
| * $Id: ApacheNodeSetData.java,v 1.4 2005/05/10 18:15:31 mullan Exp $ |
| */ |
| package org.jcp.xml.dsig.internal.dom; |
| |
| import java.util.Collections; |
| import java.util.HashSet; |
| import java.util.Iterator; |
| import java.util.LinkedHashSet; |
| import java.util.List; |
| import java.util.Set; |
| import javax.xml.crypto.NodeSetData; |
| import org.w3c.dom.Node; |
| import com.sun.org.apache.xml.internal.security.signature.NodeFilter; |
| import com.sun.org.apache.xml.internal.security.signature.XMLSignatureInput; |
| import com.sun.org.apache.xml.internal.security.utils.XMLUtils; |
| |
| public class ApacheNodeSetData implements ApacheData, NodeSetData { |
| |
| private XMLSignatureInput xi; |
| |
| public ApacheNodeSetData(XMLSignatureInput xi) { |
| this.xi = xi; |
| } |
| |
| public Iterator iterator() { |
| // If nodefilters are set, must execute them first to create node-set |
| if (xi.getNodeFilters() != null) { |
| return Collections.unmodifiableSet |
| (getNodeSet(xi.getNodeFilters())).iterator(); |
| } |
| try { |
| return Collections.unmodifiableSet(xi.getNodeSet()).iterator(); |
| } catch (Exception e) { |
| // should not occur |
| throw new RuntimeException |
| ("unrecoverable error retrieving nodeset", e); |
| } |
| } |
| |
| public XMLSignatureInput getXMLSignatureInput() { |
| return xi; |
| } |
| |
| private Set getNodeSet(List nodeFilters) { |
| if (xi.isNeedsToBeExpanded()) { |
| XMLUtils.circumventBug2650 |
| (XMLUtils.getOwnerDocument(xi.getSubNode())); |
| } |
| |
| Set inputSet = new LinkedHashSet(); |
| XMLUtils.getSet |
| (xi.getSubNode(), inputSet, null, !xi.isExcludeComments()); |
| Set nodeSet = new LinkedHashSet(); |
| Iterator i = inputSet.iterator(); |
| while (i.hasNext()) { |
| Node currentNode = (Node) i.next(); |
| Iterator it = nodeFilters.iterator(); |
| boolean skipNode = false; |
| while (it.hasNext() && !skipNode) { |
| NodeFilter nf = (NodeFilter) it.next(); |
| if (!nf.isNodeInclude(currentNode)) { |
| skipNode = true; |
| } |
| } |
| if (!skipNode) { |
| nodeSet.add(currentNode); |
| } |
| } |
| return nodeSet; |
| } |
| } |