| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /* |
| * Copyright 2005 The Apache Software Foundation. |
| * |
| * Licensed 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: DOMSignatureProperties.java,v 1.2 2008/07/24 15:20:32 mullan Exp $ |
| */ |
| package org.jcp.xml.dsig.internal.dom; |
| |
| import javax.xml.crypto.*; |
| import javax.xml.crypto.dom.DOMCryptoContext; |
| import javax.xml.crypto.dsig.*; |
| |
| import java.util.*; |
| import org.w3c.dom.Attr; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.NodeList; |
| |
| /** |
| * DOM-based implementation of SignatureProperties. |
| * |
| * @author Sean Mullan |
| */ |
| public final class DOMSignatureProperties extends DOMStructure |
| implements SignatureProperties { |
| |
| private final String id; |
| private final List properties; |
| |
| /** |
| * Creates a <code>DOMSignatureProperties</code> from the specified |
| * parameters. |
| * |
| * @param properties a list of one or more {@link SignatureProperty}s. The |
| * list is defensively copied to protect against subsequent modification. |
| * @param id the Id (may be <code>null</code>) |
| * @return a <code>DOMSignatureProperties</code> |
| * @throws ClassCastException if <code>properties</code> contains any |
| * entries that are not of type {@link SignatureProperty} |
| * @throws IllegalArgumentException if <code>properties</code> is empty |
| * @throws NullPointerException if <code>properties</code> |
| */ |
| public DOMSignatureProperties(List properties, String id) { |
| if (properties == null) { |
| throw new NullPointerException("properties cannot be null"); |
| } else if (properties.isEmpty()) { |
| throw new IllegalArgumentException("properties cannot be empty"); |
| } else { |
| List propsCopy = new ArrayList(properties); |
| for (int i = 0, size = propsCopy.size(); i < size; i++) { |
| if (!(propsCopy.get(i) instanceof SignatureProperty)) { |
| throw new ClassCastException |
| ("properties["+i+"] is not a valid type"); |
| } |
| } |
| this.properties = Collections.unmodifiableList(propsCopy); |
| } |
| this.id = id; |
| } |
| |
| /** |
| * Creates a <code>DOMSignatureProperties</code> from an element. |
| * |
| * @param propsElem a SignatureProperties element |
| * @throws MarshalException if a marshalling error occurs |
| */ |
| public DOMSignatureProperties(Element propsElem) throws MarshalException{ |
| // unmarshal attributes |
| Attr attr = propsElem.getAttributeNodeNS(null, "Id"); |
| if (attr != null) { |
| id = attr.getValue(); |
| propsElem.setIdAttributeNode(attr, true); |
| } else { |
| id = null; |
| } |
| |
| NodeList nodes = propsElem.getChildNodes(); |
| int length = nodes.getLength(); |
| List properties = new ArrayList(length); |
| for (int i = 0; i < length; i++) { |
| Node child = nodes.item(i); |
| if (child.getNodeType() == Node.ELEMENT_NODE) { |
| properties.add(new DOMSignatureProperty((Element) child)); |
| } |
| } |
| if (properties.isEmpty()) { |
| throw new MarshalException("properties cannot be empty"); |
| } else { |
| this.properties = Collections.unmodifiableList(properties); |
| } |
| } |
| |
| public List getProperties() { |
| return properties; |
| } |
| |
| public String getId() { |
| return id; |
| } |
| |
| public void marshal(Node parent, String dsPrefix, DOMCryptoContext context) |
| throws MarshalException { |
| Document ownerDoc = DOMUtils.getOwnerDocument(parent); |
| |
| Element propsElem = DOMUtils.createElement |
| (ownerDoc, "SignatureProperties", XMLSignature.XMLNS, dsPrefix); |
| |
| // set attributes |
| DOMUtils.setAttributeID(propsElem, "Id", id); |
| |
| // create and append any properties |
| for (int i = 0, size = properties.size(); i < size; i++) { |
| DOMSignatureProperty property = |
| (DOMSignatureProperty) properties.get(i); |
| property.marshal(propsElem, dsPrefix, context); |
| } |
| |
| parent.appendChild(propsElem); |
| } |
| |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| |
| if (!(o instanceof SignatureProperties)) { |
| return false; |
| } |
| SignatureProperties osp = (SignatureProperties) o; |
| |
| boolean idsEqual = (id == null ? osp.getId() == null : |
| id.equals(osp.getId())); |
| |
| return (properties.equals(osp.getProperties()) && idsEqual); |
| } |
| } |