Mercurial > hg > release > icedtea7-forest-2.2 > jdk
view src/share/classes/org/jcp/xml/dsig/internal/dom/Utils.java @ 5393:1112bf018977
8010714: XML DSig API allows a RetrievalMethod to reference another RetrievalMethod
Reviewed-by: xuelei, hawtin
author | mullan |
---|---|
date | Fri, 10 May 2013 16:28:51 -0400 |
parents | 0eed0d8ac24d |
children |
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/* * reserved comment block * DO NOT REMOVE OR ALTER! */ /* * 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 (c) 2005, 2008, Oracle and/or its affiliates. All rights reserved. */ /* * $Id: Utils.java,v 1.2 2008/07/24 15:20:32 mullan Exp $ */ package org.jcp.xml.dsig.internal.dom; import java.io.ByteArrayOutputStream; import java.io.InputStream; import java.io.IOException; import java.util.*; import javax.xml.crypto.XMLCryptoContext; import org.w3c.dom.NamedNodeMap; import org.w3c.dom.Node; /** * Miscellaneous static utility methods for use in JSR 105 RI. * * @author Sean Mullan */ public final class Utils { private Utils() {} public static byte[] readBytesFromStream(InputStream is) throws IOException { ByteArrayOutputStream baos = new ByteArrayOutputStream(); byte[] buf = new byte[1024]; while (true) { int read = is.read(buf); if (read == -1) { // EOF break; } baos.write(buf, 0, read); if (read < 1024) { break; } } return baos.toByteArray(); } /** * Converts an Iterator to a Set of Nodes, according to the XPath * Data Model. * * @param i the Iterator * @return the Set of Nodes */ static Set toNodeSet(Iterator i) { Set nodeSet = new HashSet(); while (i.hasNext()) { Node n = (Node) i.next(); nodeSet.add(n); // insert attributes nodes to comply with XPath if (n.getNodeType() == Node.ELEMENT_NODE) { NamedNodeMap nnm = n.getAttributes(); for (int j = 0, length = nnm.getLength(); j < length; j++) { nodeSet.add(nnm.item(j)); } } } return nodeSet; } /** * Returns the ID from a same-document URI (ex: "#id") */ public static String parseIdFromSameDocumentURI(String uri) { if (uri.length() == 0) { return null; } String id = uri.substring(1); if (id != null && id.startsWith("xpointer(id(")) { int i1 = id.indexOf('\''); int i2 = id.indexOf('\'', i1+1); id = id.substring(i1+1, i2); } return id; } /** * Returns true if uri is a same-document URI, false otherwise. */ public static boolean sameDocumentURI(String uri) { return (uri != null && (uri.length() == 0 || uri.charAt(0) == '#')); } static boolean secureValidation(XMLCryptoContext xc) { if (xc == null) { return false; } return getBoolean(xc, "org.jcp.xml.dsig.secureValidation"); } private static boolean getBoolean(XMLCryptoContext xc, String name) { Boolean value = (Boolean)xc.getProperty(name); return (value != null && value.booleanValue()); } }