| /* |
| * 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: ExcC14NParameterSpec.java,v 1.7 2005/05/13 18:45:42 mullan Exp $ |
| */ |
| package javax.xml.crypto.dsig.spec; |
| |
| import javax.xml.crypto.dsig.CanonicalizationMethod; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.List; |
| |
| /** |
| * Parameters for the W3C Recommendation: |
| * <a href="http://www.w3.org/TR/xml-exc-c14n/"> |
| * Exclusive XML Canonicalization (C14N) algorithm</a>. The |
| * parameters include an optional inclusive namespace prefix list. The XML |
| * Schema Definition of the Exclusive XML Canonicalization parameters is |
| * defined as: |
| * <pre><code> |
| * <schema xmlns="http://www.w3.org/2001/XMLSchema" |
| * xmlns:ec="http://www.w3.org/2001/10/xml-exc-c14n#" |
| * targetNamespace="http://www.w3.org/2001/10/xml-exc-c14n#" |
| * version="0.1" elementFormDefault="qualified"> |
| * |
| * <element name="InclusiveNamespaces" type="ec:InclusiveNamespaces"/> |
| * <complexType name="InclusiveNamespaces"> |
| * <attribute name="PrefixList" type="xsd:string"/> |
| * </complexType> |
| * </schema> |
| * </code></pre> |
| * |
| * @author Sean Mullan |
| * @author JSR 105 Expert Group |
| * @since 1.6 |
| * @see CanonicalizationMethod |
| */ |
| public final class ExcC14NParameterSpec implements C14NMethodParameterSpec { |
| |
| private List preList; |
| |
| /** |
| * Indicates the default namespace ("#default"). |
| */ |
| public static final String DEFAULT = "#default"; |
| |
| /** |
| * Creates a <code>ExcC14NParameterSpec</code> with an empty prefix |
| * list. |
| */ |
| public ExcC14NParameterSpec() { |
| preList = Collections.EMPTY_LIST; |
| } |
| |
| /** |
| * Creates a <code>ExcC14NParameterSpec</code> with the specified list |
| * of prefixes. The list is copied to protect against subsequent |
| * modification. |
| * |
| * @param prefixList the inclusive namespace prefix list. Each entry in |
| * the list is a <code>String</code> that represents a namespace prefix. |
| * @throws NullPointerException if <code>prefixList</code> is |
| * <code>null</code> |
| * @throws ClassCastException if any of the entries in the list are not |
| * of type <code>String</code> |
| */ |
| public ExcC14NParameterSpec(List prefixList) { |
| if (prefixList == null) { |
| throw new NullPointerException("prefixList cannot be null"); |
| } |
| this.preList = new ArrayList(prefixList); |
| for (int i = 0, size = preList.size(); i < size; i++) { |
| if (!(preList.get(i) instanceof String)) { |
| throw new ClassCastException("not a String"); |
| } |
| } |
| preList = Collections.unmodifiableList(preList); |
| } |
| |
| /** |
| * Returns the inclusive namespace prefix list. Each entry in the list |
| * is a <code>String</code> that represents a namespace prefix. |
| * |
| * <p>This implementation returns an {@link |
| * java.util.Collections#unmodifiableList unmodifiable list}. |
| * |
| * @return the inclusive namespace prefix list (may be empty but never |
| * <code>null</code>) |
| */ |
| public List getPrefixList() { |
| return preList; |
| } |
| } |