| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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, 2013, Oracle and/or its affiliates. All rights reserved. |
| */ |
| /* |
| * $Id: DOMCryptoBinary.java 1197150 2011-11-03 14:34:57Z coheigea $ |
| */ |
| package org.jcp.xml.dsig.internal.dom; |
| |
| import java.math.BigInteger; |
| import javax.xml.crypto.*; |
| import javax.xml.crypto.dom.DOMCryptoContext; |
| import org.w3c.dom.Node; |
| import org.w3c.dom.Text; |
| |
| import com.sun.org.apache.xml.internal.security.utils.Base64; |
| |
| /** |
| * A DOM-based representation of the XML <code>CryptoBinary</code> simple type |
| * as defined in the W3C specification for XML-Signature Syntax and Processing. |
| * The XML Schema Definition is defined as: |
| * |
| * <pre>{@code |
| * <simpleType name="CryptoBinary"> |
| * <restriction base = "base64Binary"> |
| * </restriction> |
| * </simpleType> |
| * }</pre> |
| * |
| * @author Sean Mullan |
| */ |
| public final class DOMCryptoBinary extends DOMStructure { |
| |
| private final BigInteger bigNum; |
| private final String value; |
| |
| /** |
| * Create a <code>DOMCryptoBinary</code> instance from the specified |
| * <code>BigInteger</code> |
| * |
| * @param bigNum the arbitrary-length integer |
| * @throws NullPointerException if <code>bigNum</code> is <code>null</code> |
| */ |
| public DOMCryptoBinary(BigInteger bigNum) { |
| if (bigNum == null) { |
| throw new NullPointerException("bigNum is null"); |
| } |
| this.bigNum = bigNum; |
| // convert to bitstring |
| value = Base64.encode(bigNum); |
| } |
| |
| /** |
| * Creates a <code>DOMCryptoBinary</code> from a node. |
| * |
| * @param cbNode a CryptoBinary text node |
| * @throws MarshalException if value cannot be decoded (invalid format) |
| */ |
| public DOMCryptoBinary(Node cbNode) throws MarshalException { |
| value = cbNode.getNodeValue(); |
| try { |
| bigNum = Base64.decodeBigIntegerFromText((Text) cbNode); |
| } catch (Exception ex) { |
| throw new MarshalException(ex); |
| } |
| } |
| |
| /** |
| * Returns the <code>BigInteger</code> that this object contains. |
| * |
| * @return the <code>BigInteger</code> that this object contains |
| */ |
| public BigInteger getBigNum() { |
| return bigNum; |
| } |
| |
| public void marshal(Node parent, String prefix, DOMCryptoContext context) |
| throws MarshalException { |
| parent.appendChild |
| (DOMUtils.getOwnerDocument(parent).createTextNode(value)); |
| } |
| } |