libjava/org/w3c/dom/DocumentType.java


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/*
 * Copyright (c) 2000 World Wide Web Consortium,
 * (Massachusetts Institute of Technology, Institut National de
 * Recherche en Informatique et en Automatique, Keio University). All
 * Rights Reserved. This program is distributed under the W3C's Software
 * Intellectual Property License. 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 W3C License http://www.w3.org/Consortium/Legal/ for more details.
 */

package org.w3c.dom;

/**
 * Each <code>Document</code> has a <code>doctype</code> attribute whose value 
 * is either <code>null</code> or a <code>DocumentType</code> object. The 
 * <code>DocumentType</code> interface in the DOM Core provides an interface 
 * to the list of entities that are defined for the document, and little 
 * else because the effect of namespaces and the various XML schema efforts 
 * on DTD representation are not clearly understood as of this writing.
 * <p>The DOM Level 2 doesn't support editing <code>DocumentType</code> nodes.
 * <p>See also the <a href='http://www.w3.org/TR/2000/REC-DOM-Level-2-Core-20001113'>Document Object Model (DOM) Level 2 Core Specification</a>.
 */
public interface DocumentType extends Node {
    /**
     * The name of DTD; i.e., the name immediately following the 
     * <code>DOCTYPE</code> keyword.
     */
    public String getName();

    /**
     * A <code>NamedNodeMap</code> containing the general entities, both 
     * external and internal, declared in the DTD. Parameter entities are 
     * not contained. Duplicates are discarded. For example in: 
     * <pre>&lt;!DOCTYPE 
     * ex SYSTEM "ex.dtd" [ &lt;!ENTITY foo "foo"&gt; &lt;!ENTITY bar 
     * "bar"&gt; &lt;!ENTITY bar "bar2"&gt; &lt;!ENTITY % baz "baz"&gt; 
     * ]&gt; &lt;ex/&gt;</pre>
     *  the interface provides access to <code>foo</code> 
     * and the first declaration of <code>bar</code> but not the second 
     * declaration of <code>bar</code> or <code>baz</code>. Every node in 
     * this map also implements the <code>Entity</code> interface.
     * <br>The DOM Level 2 does not support editing entities, therefore 
     * <code>entities</code> cannot be altered in any way.
     */
    public NamedNodeMap getEntities();

    /**
     * A <code>NamedNodeMap</code> containing the notations declared in the 
     * DTD. Duplicates are discarded. Every node in this map also implements 
     * the <code>Notation</code> interface.
     * <br>The DOM Level 2 does not support editing notations, therefore 
     * <code>notations</code> cannot be altered in any way.
     */
    public NamedNodeMap getNotations();

    /**
     * The public identifier of the external subset.
     * @since DOM Level 2
     */
    public String getPublicId();

    /**
     * The system identifier of the external subset.
     * @since DOM Level 2
     */
    public String getSystemId();

    /**
     * The internal subset as a string.The actual content returned depends on 
     * how much information is available to the implementation. This may 
     * vary depending on various parameters, including the XML processor 
     * used to build the document.
     * @since DOM Level 2
     */
    public String getInternalSubset();

}