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/*
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* Copyright 1998-2001 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package javax.swing.text.html.parser;
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import java.util.Hashtable;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.Reader;
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import java.io.CharArrayReader;
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import java.net.URL;
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/**
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* An entity is described in a DTD using the ENTITY construct.
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* It defines the type and value of the the entity.
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*
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* @see DTD
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* @author Arthur van Hoff
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*/
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public final
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class Entity implements DTDConstants {
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public String name;
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public int type;
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public char data[];
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/**
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* Creates an entity.
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* @param name the name of the entity
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* @param type the type of the entity
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* @param data the char array of data
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*/
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public Entity(String name, int type, char data[]) {
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this.name = name;
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this.type = type;
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this.data = data;
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}
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/**
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* Gets the name of the entity.
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* @return the name of the entity, as a <code>String</code>
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*/
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public String getName() {
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return name;
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}
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/**
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* Gets the type of the entity.
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* @return the type of the entity
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*/
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public int getType() {
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return type & 0xFFFF;
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}
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/**
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* Returns <code>true</code> if it is a parameter entity.
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* @return <code>true</code> if it is a parameter entity
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*/
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public boolean isParameter() {
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return (type & PARAMETER) != 0;
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}
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/**
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* Returns <code>true</code> if it is a general entity.
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* @return <code>true</code> if it is a general entity
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*/
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public boolean isGeneral() {
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return (type & GENERAL) != 0;
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}
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/**
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* Returns the <code>data</code>.
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* @return the <code>data</code>
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*/
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public char getData()[] {
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return data;
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}
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/**
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* Returns the data as a <code>String</code>.
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* @return the data as a <code>String</code>
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*/
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public String getString() {
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return new String(data, 0, data.length);
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}
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static Hashtable entityTypes = new Hashtable();
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static {
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entityTypes.put("PUBLIC", new Integer(PUBLIC));
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entityTypes.put("CDATA", new Integer(CDATA));
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entityTypes.put("SDATA", new Integer(SDATA));
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entityTypes.put("PI", new Integer(PI));
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entityTypes.put("STARTTAG", new Integer(STARTTAG));
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entityTypes.put("ENDTAG", new Integer(ENDTAG));
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entityTypes.put("MS", new Integer(MS));
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entityTypes.put("MD", new Integer(MD));
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entityTypes.put("SYSTEM", new Integer(SYSTEM));
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}
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/**
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* Converts <code>nm</code> string to the corresponding
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* entity type. If the string does not have a corresponding
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* entity type, returns the type corresponding to "CDATA".
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* Valid entity types are: "PUBLIC", "CDATA", "SDATA", "PI",
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* "STARTTAG", "ENDTAG", "MS", "MD", "SYSTEM".
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*
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* @param nm the string to be converted
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* @return the corresponding entity type, or the type corresponding
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* to "CDATA", if none exists
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*/
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public static int name2type(String nm) {
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Integer i = (Integer)entityTypes.get(nm);
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return (i == null) ? CDATA : i.intValue();
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}
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}
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