| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| /* |
| * Copyright (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved. |
| */ |
| /* |
| * $Id: ApacheNodeSetData.java 1203890 2011-11-18 22:47:56Z mullan $ |
| */ |
| package org.jcp.xml.dsig.internal.dom; |
| |
| import java.util.Collections; |
| 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 && !xi.getNodeFilters().isEmpty()) { |
| 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<Node> getNodeSet(List<NodeFilter> nodeFilters) { |
| if (xi.isNeedsToBeExpanded()) { |
| XMLUtils.circumventBug2650 |
| (XMLUtils.getOwnerDocument(xi.getSubNode())); |
| } |
| |
| Set<Node> inputSet = new LinkedHashSet<Node>(); |
| XMLUtils.getSet(xi.getSubNode(), inputSet, |
| null, !xi.isExcludeComments()); |
| Set<Node> nodeSet = new LinkedHashSet<Node>(); |
| for (Node currentNode : inputSet) { |
| Iterator<NodeFilter> it = nodeFilters.iterator(); |
| boolean skipNode = false; |
| while (it.hasNext() && !skipNode) { |
| NodeFilter nf = it.next(); |
| if (nf.isNodeInclude(currentNode) != 1) { |
| skipNode = true; |
| } |
| } |
| if (!skipNode) { |
| nodeSet.add(currentNode); |
| } |
| } |
| return nodeSet; |
| } |
| } |