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/* * Copyright (c) 2004, 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. */ // Locator2.java - extended Locator // http://www.saxproject.org // Public Domain: no warranty. // $Id: Locator2.java,v 1.2 2004/11/03 22:49:08 jsuttor Exp $ package org.xml.sax.ext; import org.xml.sax.Locator; /** * SAX2 extension to augment the entity information provided * though a {@link Locator}. * If an implementation supports this extension, the Locator * provided in {@link org.xml.sax.ContentHandler#setDocumentLocator * ContentHandler.setDocumentLocator() } will implement this * interface, and the * <em>http://xml.org/sax/features/use-locator2</em> feature * flag will have the value <em>true</em>. * * <blockquote> * <em>This module, both source code and documentation, is in the * Public Domain, and comes with <strong>NO WARRANTY</strong>.</em> * </blockquote> * * <p> XMLReader implementations are not required to support this * information, and it is not part of core-only SAX2 distributions.</p> * * @since 1.5, SAX 2.0 (extensions 1.1 alpha) * @author David Brownell */ public interface Locator2 extends Locator { /** * Returns the version of XML used for the entity. This will * normally be the identifier from the current entity's * <em><?xml version='...' ...?></em> declaration, * or be defaulted by the parser. * * @return Identifier for the XML version being used to interpret * the entity's text, or null if that information is not yet * available in the current parsing state. */ public String getXMLVersion(); /** * Returns the name of the character encoding for the entity. * If the encoding was declared externally (for example, in a MIME * Content-Type header), that will be the name returned. Else if there * was an <em><?xml ...encoding='...'?></em> declaration at * the start of the document, that encoding name will be returned. * Otherwise the encoding will been inferred (normally to be UTF-8, or * some UTF-16 variant), and that inferred name will be returned. * * <p>When an {@link org.xml.sax.InputSource InputSource} is used * to provide an entity's character stream, this method returns the * encoding provided in that input stream. * * <p> Note that some recent W3C specifications require that text * in some encodings be normalized, using Unicode Normalization * Form C, before processing. Such normalization must be performed * by applications, and would normally be triggered based on the * value returned by this method. * * <p> Encoding names may be those used by the underlying JVM, * and comparisons should be case-insensitive. * * @return Name of the character encoding being used to interpret * * the entity's text, or null if this was not provided for a * * character stream passed through an InputSource or is otherwise * not yet available in the current parsing state. */ public String getEncoding(); }