| /* |
| * Copyright 2005 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: DOMManifest.java,v 1.16 2005/05/12 19:28:31 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.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| /** |
| * DOM-based implementation of Manifest. |
| * |
| * @author Sean Mullan |
| */ |
| public final class DOMManifest extends DOMStructure implements Manifest { |
| |
| private final List references; |
| private final String id; |
| |
| /** |
| * Creates a <code>DOMManifest</code> containing the specified |
| * list of {@link Reference}s and optional id. |
| * |
| * @param references a list of one or more <code>Reference</code>s. The list |
| * is defensively copied to protect against subsequent modification. |
| * @param id the id (may be <code>null</code> |
| * @throws NullPointerException if <code>references</code> is |
| * <code>null</code> |
| * @throws IllegalArgumentException if <code>references</code> is empty |
| * @throws ClassCastException if <code>references</code> contains any |
| * entries that are not of type {@link Reference} |
| */ |
| public DOMManifest(List references, String id) { |
| if (references == null) { |
| throw new NullPointerException("references cannot be null"); |
| } |
| List refCopy = new ArrayList(references); |
| if (refCopy.isEmpty()) { |
| throw new IllegalArgumentException("list of references must " + |
| "contain at least one entry"); |
| } |
| for (int i = 0, size = refCopy.size(); i < size; i++) { |
| if (!(refCopy.get(i) instanceof Reference)) { |
| throw new ClassCastException |
| ("references["+i+"] is not a valid type"); |
| } |
| } |
| this.references = Collections.unmodifiableList(refCopy); |
| this.id = id; |
| } |
| |
| /** |
| * Creates a <code>DOMManifest</code> from an element. |
| * |
| * @param manElem a Manifest element |
| */ |
| public DOMManifest(Element manElem, XMLCryptoContext context) |
| throws MarshalException { |
| this.id = DOMUtils.getAttributeValue(manElem, "Id"); |
| Element refElem = DOMUtils.getFirstChildElement(manElem); |
| List refs = new ArrayList(); |
| while (refElem != null) { |
| refs.add(new DOMReference(refElem, context)); |
| refElem = DOMUtils.getNextSiblingElement(refElem); |
| } |
| this.references = Collections.unmodifiableList(refs); |
| } |
| |
| public String getId() { |
| return id; |
| } |
| |
| public List getReferences() { |
| return references; |
| } |
| |
| public void marshal(Node parent, String dsPrefix, DOMCryptoContext context) |
| throws MarshalException { |
| Document ownerDoc = DOMUtils.getOwnerDocument(parent); |
| |
| Element manElem = DOMUtils.createElement |
| (ownerDoc, "Manifest", XMLSignature.XMLNS, dsPrefix); |
| |
| DOMUtils.setAttributeID(manElem, "Id", id); |
| |
| // add references |
| for (int i = 0, size = references.size(); i < size; i++) { |
| DOMReference ref = (DOMReference) references.get(i); |
| ref.marshal(manElem, dsPrefix, context); |
| } |
| parent.appendChild(manElem); |
| } |
| |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| |
| if (!(o instanceof Manifest)) { |
| return false; |
| } |
| Manifest oman = (Manifest) o; |
| |
| boolean idsEqual = (id == null ? oman.getId() == null : |
| id.equals(oman.getId())); |
| |
| return (idsEqual && references.equals(oman.getReferences())); |
| } |
| } |