/* * Copyright (c) 2005, Oracle and/or its affiliates. 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.  Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. *//* * $Id: CanonicalizationMethod.java,v 1.6 2005/05/10 16:03:45 mullan Exp $ */package javax.xml.crypto.dsig; import java.security.spec.AlgorithmParameterSpec;import javax.xml.crypto.dsig.spec.C14NMethodParameterSpec; /** * A representation of the XML <code>CanonicalizationMethod</code> * element as defined in the * <a href="http://www.w3.org/TR/xmldsig-core/"> * W3C Recommendation for XML-Signature Syntax and Processing</a>. The XML * Schema Definition is defined as: * <p> * <pre> *   &lt;element name="CanonicalizationMethod" type="ds:CanonicalizationMethodType"/&gt; *     &lt;complexType name="CanonicalizationMethodType" mixed="true"&gt; *       &lt;sequence&gt; *         &lt;any namespace="##any" minOccurs="0" maxOccurs="unbounded"/&gt; *           &lt;!-- (0,unbounded) elements from (1,1) namespace --&gt; *       &lt;/sequence&gt; *       &lt;attribute name="Algorithm" type="anyURI" use="required"/&gt; *     &lt;/complexType&gt; * </pre> * * A <code>CanonicalizationMethod</code> instance may be created by invoking * the {@link XMLSignatureFactory#newCanonicalizationMethod * newCanonicalizationMethod} method of the {@link XMLSignatureFactory} class. * * @author Sean Mullan * @author JSR 105 Expert Group * @since 1.6 * @see XMLSignatureFactory#newCanonicalizationMethod(String, C14NMethodParameterSpec) */public interface CanonicalizationMethod extends Transform {     /**     * The <a href="http://www.w3.org/TR/2001/REC-xml-c14n-20010315">Canonical     * XML (without comments)</a> canonicalization method algorithm URI.     */    final static String INCLUSIVE =        "http://www.w3.org/TR/2001/REC-xml-c14n-20010315";     /**     * The     * <a href="http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments">     * Canonical XML with comments</a> canonicalization method algorithm URI.     */    final static String INCLUSIVE_WITH_COMMENTS =        "http://www.w3.org/TR/2001/REC-xml-c14n-20010315#WithComments";     /**     * The <a href="http://www.w3.org/2001/10/xml-exc-c14n#">Exclusive     * Canonical XML (without comments)</a> canonicalization method algorithm     * URI.     */    final static String EXCLUSIVE =        "http://www.w3.org/2001/10/xml-exc-c14n#";     /**     * The <a href="http://www.w3.org/2001/10/xml-exc-c14n#WithComments">     * Exclusive Canonical XML with comments</a> canonicalization method     * algorithm URI.     */    final static String EXCLUSIVE_WITH_COMMENTS =        "http://www.w3.org/2001/10/xml-exc-c14n#WithComments";     /**     * Returns the algorithm-specific input parameters associated with this     * <code>CanonicalizationMethod</code>.     *     * <p>The returned parameters can be typecast to a     * {@link C14NMethodParameterSpec} object.     *     * @return the algorithm-specific input parameters (may be     *    <code>null</code> if not specified)     */    AlgorithmParameterSpec getParameterSpec();}