/*
* Portions Copyright 2000-2009 Sun Microsystems, Inc. All Rights
* Reserved. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER
*
* This program 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.
*
* This program 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 at /legal/license.txt).
*
* 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 Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 or visit www.sun.com if you need additional
* information or have any questions.
*/
package javax.xml;
/**
* Utility class to contain basic XML values as constants.
*
* @author <a href="http://jcp.org/">JAXP Java Community Process</a>
* @author <a href="http://java.sun.com/">JAXP Reference Implementation</a>
* @version 1.0.proposed
* @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/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>
*/
public class XMLConstants {
/**
* Constructor to prevent instantiation.
*/
private XMLConstants() {
}
/**
* Prefix to use to represent the default XML Namespace.
*
* <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</a>
*/
public static final String DEFAULT_NS_PREFIX = "";
/**
* The official XML Namespace prefix.
*
* <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</a>
*/
public static final String XML_NS_PREFIX = "xml";
/**
* The official XML Namespace name URI.
*
* <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</a>
*/
public static final String XML_NS_URI = "http://www.w3.org/XML/1998/namespace";
/**
* The official XML attribute used for specifying XML Namespace
* declarations.
*
* <p>
* It is <strong>not</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</a>
*/
public static final String XMLNS_ATTRIBUTE = "xmlns";
/**
* The official XML attribute used for specifying XML Namespace
* declarations, {@link #XMLNS_ATTRIBUTE "xmlns"}, Namespace name URI.
*
* <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</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>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 according the letter of the XML specifications
* ignoring 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";
}