| /* |
| * 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 2005 Sun Microsystems, Inc. All rights reserved. |
| */ |
| /* |
| * $Id$ |
| */ |
| package org.jcp.xml.dsig.internal.dom; |
| |
| import javax.xml.crypto.*; |
| import javax.xml.crypto.dsig.*; |
| import javax.xml.crypto.dsig.dom.DOMValidateContext; |
| import javax.xml.crypto.dsig.keyinfo.*; |
| import javax.xml.crypto.dsig.spec.*; |
| |
| import java.security.*; |
| import java.security.spec.AlgorithmParameterSpec; |
| import java.util.List; |
| import org.w3c.dom.Document; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.Node; |
| |
| /** |
| * DOM-based implementation of XMLSignatureFactory. |
| * |
| * @author Sean Mullan |
| */ |
| public final class DOMXMLSignatureFactory extends XMLSignatureFactory { |
| |
| static { |
| AccessController.doPrivileged(new PrivilegedAction() { |
| public Object run() { |
| Security.addProvider(new XMLDSigRI()); |
| return null; |
| } |
| }); |
| } |
| |
| /** |
| * Initializes a new instance of this class. |
| */ |
| public DOMXMLSignatureFactory() {} |
| |
| public XMLSignature newXMLSignature(SignedInfo si, KeyInfo ki) { |
| return new DOMXMLSignature(si, ki, null, null, null); |
| } |
| |
| public XMLSignature newXMLSignature(SignedInfo si, KeyInfo ki, |
| List objects, String id, String signatureValueId) { |
| return new DOMXMLSignature(si, ki, objects, id, signatureValueId); |
| } |
| |
| public Reference newReference(String uri, DigestMethod dm) { |
| return newReference(uri, dm, null, null, null); |
| } |
| |
| public Reference newReference(String uri, DigestMethod dm, List transforms, |
| String type, String id) { |
| return new DOMReference(uri, type, dm, transforms, id); |
| } |
| |
| public Reference newReference(String uri, DigestMethod dm, |
| List appliedTransforms, Data result, List transforms, String type, |
| String id) { |
| if (appliedTransforms == null) { |
| throw new NullPointerException("appliedTransforms cannot be null"); |
| } |
| if (appliedTransforms.isEmpty()) { |
| throw new NullPointerException("appliedTransforms cannot be empty"); |
| } |
| if (result == null) { |
| throw new NullPointerException("result cannot be null"); |
| } |
| return new DOMReference |
| (uri, type, dm, appliedTransforms, result, transforms, id); |
| } |
| |
| public Reference newReference(String uri, DigestMethod dm, List transforms, |
| String type, String id, byte[] digestValue) { |
| if (digestValue == null) { |
| throw new NullPointerException("digestValue cannot be null"); |
| } |
| return new DOMReference |
| (uri, type, dm, null, null, transforms, id, digestValue); |
| } |
| |
| public SignedInfo newSignedInfo(CanonicalizationMethod cm, |
| SignatureMethod sm, List references) { |
| return newSignedInfo(cm, sm, references, null); |
| } |
| |
| public SignedInfo newSignedInfo(CanonicalizationMethod cm, |
| SignatureMethod sm, List references, String id) { |
| return new DOMSignedInfo(cm, sm, references, id); |
| } |
| |
| // Object factory methods |
| public XMLObject newXMLObject(List content, String id, String mimeType, |
| String encoding) { |
| return new DOMXMLObject(content, id, mimeType, encoding); |
| } |
| |
| public Manifest newManifest(List references) { |
| return newManifest(references, null); |
| } |
| |
| public Manifest newManifest(List references, String id) { |
| return new DOMManifest(references, id); |
| } |
| |
| public SignatureProperties newSignatureProperties(List props, String id) { |
| return new DOMSignatureProperties(props, id); |
| } |
| |
| public SignatureProperty newSignatureProperty |
| (List info, String target, String id) { |
| return new DOMSignatureProperty(info, target, id); |
| } |
| |
| public XMLSignature unmarshalXMLSignature(XMLValidateContext context) |
| throws MarshalException { |
| |
| if (context == null) { |
| throw new NullPointerException("context cannot be null"); |
| } |
| return unmarshal(((DOMValidateContext) context).getNode(), context); |
| } |
| |
| public XMLSignature unmarshalXMLSignature(XMLStructure xmlStructure) |
| throws MarshalException { |
| |
| if (xmlStructure == null) { |
| throw new NullPointerException("xmlStructure cannot be null"); |
| } |
| return unmarshal |
| (((javax.xml.crypto.dom.DOMStructure) xmlStructure).getNode(), |
| null); |
| } |
| |
| private XMLSignature unmarshal(Node node, XMLValidateContext context) |
| throws MarshalException { |
| |
| node.normalize(); |
| |
| Element element = null; |
| if (node.getNodeType() == Node.DOCUMENT_NODE) { |
| element = ((Document) node).getDocumentElement(); |
| } else if (node.getNodeType() == Node.ELEMENT_NODE) { |
| element = (Element) node; |
| } else { |
| throw new MarshalException |
| ("Signature element is not a proper Node"); |
| } |
| |
| // check tag |
| String tag = element.getLocalName(); |
| if (tag == null) { |
| throw new MarshalException("Document implementation must " + |
| "support DOM Level 2 and be namespace aware"); |
| } |
| if (tag.equals("Signature")) { |
| return new DOMXMLSignature(element, context); |
| } else { |
| throw new MarshalException("invalid Signature tag: " + tag); |
| } |
| } |
| |
| public boolean isFeatureSupported(String feature) { |
| if (feature == null) { |
| throw new NullPointerException(); |
| } else { |
| return false; |
| } |
| } |
| |
| public DigestMethod newDigestMethod(String algorithm, |
| DigestMethodParameterSpec params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| if (algorithm == null) { |
| throw new NullPointerException(); |
| } |
| if (algorithm.equals(DigestMethod.SHA1)) { |
| return new DOMSHA1DigestMethod(params); |
| } else { |
| throw new NoSuchAlgorithmException("unsupported algorithm"); |
| } |
| } |
| |
| public SignatureMethod newSignatureMethod(String algorithm, |
| SignatureMethodParameterSpec params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| if (algorithm == null) { |
| throw new NullPointerException(); |
| } |
| if (algorithm.equals(SignatureMethod.HMAC_SHA1)) { |
| return new DOMHMACSignatureMethod(params); |
| } else if (algorithm.equals(SignatureMethod.RSA_SHA1)) { |
| return new DOMRSASignatureMethod(params); |
| } else if (algorithm.equals(SignatureMethod.DSA_SHA1)) { |
| return new DOMDSASignatureMethod(params); |
| } else { |
| throw new NoSuchAlgorithmException("unsupported algorithm"); |
| } |
| } |
| |
| public Transform newTransform(String algorithm, |
| TransformParameterSpec params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| TransformService spi = TransformService.getInstance(algorithm, "DOM"); |
| spi.init(params); |
| return new DOMTransform(spi); |
| } |
| |
| public Transform newTransform(String algorithm, |
| XMLStructure params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| TransformService spi = TransformService.getInstance(algorithm, "DOM"); |
| if (params == null) { |
| spi.init(null); |
| } else { |
| spi.init(params, null); |
| } |
| return new DOMTransform(spi); |
| } |
| |
| public CanonicalizationMethod newCanonicalizationMethod(String algorithm, |
| C14NMethodParameterSpec params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| TransformService spi = TransformService.getInstance(algorithm, "DOM"); |
| spi.init(params); |
| return new DOMCanonicalizationMethod(spi); |
| } |
| |
| public CanonicalizationMethod newCanonicalizationMethod(String algorithm, |
| XMLStructure params) throws NoSuchAlgorithmException, |
| InvalidAlgorithmParameterException { |
| TransformService spi = TransformService.getInstance(algorithm, "DOM"); |
| if (params == null) { |
| spi.init(null); |
| } else { |
| spi.init(params, null); |
| } |
| return new DOMCanonicalizationMethod(spi); |
| } |
| |
| public URIDereferencer getURIDereferencer() { |
| return DOMURIDereferencer.INSTANCE; |
| } |
| } |