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/* * The contents of this file are subject to the terms * of the Common Development and Distribution License * (the "License"). You may not use this file except * in compliance with the License. * * You can obtain a copy of the license at * https://jaxp.dev.java.net/CDDLv1.0.html. * See the License for the specific language governing * permissions and limitations under the License. * * When distributing Covered Code, include this CDDL * HEADER in each file and include the License file at * https://jaxp.dev.java.net/CDDLv1.0.html * If applicable add the following below this CDDL HEADER * with the fields enclosed by brackets "[]" replaced with * your own identifying information: Portions Copyright * [year] [name of copyright owner] */ /* * $Id: XMLEntityReader.java,v 1.3 2005/11/03 17:02:21 jeffsuttor Exp $ * @(#)XMLConstants.java 1.15 05/11/17 * * Copyright 2006 Sun Microsystems, Inc. All Rights Reserved. */ package javax.xml; /** * <p>Utility class to contain basic XML values as constants.</p> * * @author <a href="mailto:Jeff.Suttor@Sun.com">Jeff Suttor</a> * @version $Revision: 1.2 $, $Date: 2005/06/10 03:50:26 $ * @see <a href="http://www.w3.org/TR/xml11/">Extensible Markup Language (XML) 1.1</a> * @see <a href="http://www.w3.org/TR/REC-xml">Extensible Markup Language (XML) 1.0 (Second Edition)</a> * @see <a href="http://www.w3.org/XML/xml-V10-2e-errata">XML 1.0 Second Edition Specification Errata</a> * @see <a href="http://www.w3.org/TR/xml-names11/">Namespaces in XML 1.1</a> * @see <a href="http://www.w3.org/TR/REC-xml-names">Namespaces in XML</a> * @see <a href="http://www.w3.org/XML/xml-names-19990114-errata">Namespaces in XML Errata</a> * @see <a href="http://www.w3.org/TR/xmlschema-1/">XML Schema Part 1: Structures</a> * @since 1.5 **/ public final class XMLConstants { /** * <p>Private constructor to prevent instantiation.</p> */ private XMLConstants() { } /** * <p>Namespace URI to use to represent that there is no Namespace.</p> * * <p>Defined by the Namespace specification to be "".</p> * * @see <a href="http://www.w3.org/TR/REC-xml-names/#defaulting"> * Namespaces in XML, 5.2 Namespace Defaulting</a> */ public static final String NULL_NS_URI = ""; /** * <p>Prefix to use to represent the default XML Namespace.</p> * * <p>Defined by the XML specification to be "".</p> * * @see <a * href="http://www.w3.org/TR/REC-xml-names/#ns-qualnames"> * Namespaces in XML, 3. Qualified Names</a> */ public static final String DEFAULT_NS_PREFIX = ""; /** * <p>The official XML Namespace name URI.</p> * * <p>Defined by the XML specification to be * "<code>http://www.w3.org/XML/1998/namespace</code>".</p> * * @see <a * href="http://www.w3.org/TR/REC-xml-names/#ns-qualnames"> * Namespaces in XML, 3. Qualified Names</a> */ public static final String XML_NS_URI = "http://www.w3.org/XML/1998/namespace"; /** * <p>The official XML Namespace prefix.</p> * * <p>Defined by the XML specification to be "<code>xml</code>".</p> * * @see <a * href="http://www.w3.org/TR/REC-xml-names/#ns-qualnames"> * Namespaces in XML, 3. Qualified Names<</a> */ public static final String XML_NS_PREFIX = "xml"; /** * <p>The official XML attribute used for specifying XML Namespace * declarations, {@link #XMLNS_ATTRIBUTE * XMLConstants.XMLNS_ATTRIBUTE}, Namespace name URI.</p> * * <p>Defined by the XML specification to be * "<code>http://www.w3.org/2000/xmlns/</code>".</p> * * @see <a * href="http://www.w3.org/TR/REC-xml-names/#ns-qualnames"> * Namespaces in XML, 3. Qualified Names</a> * @see <a * href="http://www.w3.org/XML/xml-names-19990114-errata/"> * Namespaces in XML Errata</a> */ public static final String XMLNS_ATTRIBUTE_NS_URI = "http://www.w3.org/2000/xmlns/"; /** * <p>The official XML attribute used for specifying XML Namespace * declarations.</p> * * <p>It is <strong><em>NOT</em></strong> valid to use as a * prefix. Defined by the XML specification to be * "<code>xmlns</code>".</p> * * @see <a * href="http://www.w3.org/TR/REC-xml-names/#ns-qualnames"> * Namespaces in XML, 3. Qualified Names</a> */ public static final String XMLNS_ATTRIBUTE = "xmlns"; /** * <p>W3C XML Schema Namespace URI.</p> * * <p>Defined to be "<code>http://www.w3.org/2001/XMLSchema</code>". * * @see <a href= * "http://www.w3.org/TR/xmlschema-1/#Instance_Document_Constructions"> * XML Schema Part 1: * Structures, 2.6 Schema-Related Markup in Documents Being Validated</a> */ public static final String W3C_XML_SCHEMA_NS_URI = "http://www.w3.org/2001/XMLSchema"; /** * <p>W3C XML Schema Instance Namespace URI.</p> * * <p>Defined to be "<code>http://www.w3.org/2001/XMLSchema-instance</code>".</p> * * @see <a href= * "http://www.w3.org/TR/xmlschema-1/#Instance_Document_Constructions"> * XML Schema Part 1: * Structures, 2.6 Schema-Related Markup in Documents Being Validated</a> */ public static final String W3C_XML_SCHEMA_INSTANCE_NS_URI = "http://www.w3.org/2001/XMLSchema-instance"; /** * <p>W3C XPath Datatype Namespace URI.</p> * * <p>Defined to be "<code>http://www.w3.org/2003/11/xpath-datatypes</code>".</p> * * @see <a href="http://www.w3.org/TR/xpath-datamodel">XQuery 1.0 and XPath 2.0 Data Model</a> */ public static final String W3C_XPATH_DATATYPE_NS_URI = "http://www.w3.org/2003/11/xpath-datatypes"; /** * <p>XML Document Type Declaration Namespace URI as an arbitrary value.</p> * * <p>Since not formally defined by any existing standard, arbitrarily define to be "<code>http://www.w3.org/TR/REC-xml</code>". */ public static final String XML_DTD_NS_URI = "http://www.w3.org/TR/REC-xml"; /** * <p>RELAX NG Namespace URI.</p> * * <p>Defined to be "<code>http://relaxng.org/ns/structure/1.0</code>".</p> * * @see <a href="http://relaxng.org/spec-20011203.html">RELAX NG Specification</a> */ public static final String RELAXNG_NS_URI = "http://relaxng.org/ns/structure/1.0"; /** * <p>Feature for secure processing.</p> * * <ul> * <li> * <code>true</code> instructs the implementation to process XML securely. * This may set limits on XML constructs to avoid conditions such as denial of service attacks. * </li> * <li> * <code>false</code> instructs the implementation to process XML acording the letter of the XML specifications * ingoring security issues such as limits on XML constructs to avoid conditions such as denial of service attacks. * </li> * </ul> */ public static final String FEATURE_SECURE_PROCESSING = "http://javax.xml.XMLConstants/feature/secure-processing"; }