J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 1998-2004 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | package javax.swing.text.html.parser; |
| 27 | |
| 28 | import java.util.Vector; |
| 29 | import java.util.Hashtable; |
| 30 | import java.util.Enumeration; |
| 31 | import java.io.*; |
| 32 | |
| 33 | /** |
| 34 | * This class defines the attributes of an SGML element |
| 35 | * as described in a DTD using the ATTLIST construct. |
| 36 | * An AttributeList can be obtained from the Element |
| 37 | * class using the getAttributes() method. |
| 38 | * <p> |
| 39 | * It is actually an element in a linked list. Use the |
| 40 | * getNext() method repeatedly to enumerate all the attributes |
| 41 | * of an element. |
| 42 | * |
| 43 | * @see Element |
| 44 | * @author Arthur Van Hoff |
| 45 | * |
| 46 | */ |
| 47 | public final |
| 48 | class AttributeList implements DTDConstants, Serializable { |
| 49 | public String name; |
| 50 | public int type; |
| 51 | public Vector<?> values; |
| 52 | public int modifier; |
| 53 | public String value; |
| 54 | public AttributeList next; |
| 55 | |
| 56 | AttributeList() { |
| 57 | } |
| 58 | |
| 59 | /** |
| 60 | * Create an attribute list element. |
| 61 | */ |
| 62 | public AttributeList(String name) { |
| 63 | this.name = name; |
| 64 | } |
| 65 | |
| 66 | /** |
| 67 | * Create an attribute list element. |
| 68 | */ |
| 69 | public AttributeList(String name, int type, int modifier, String value, Vector<?> values, AttributeList next) { |
| 70 | this.name = name; |
| 71 | this.type = type; |
| 72 | this.modifier = modifier; |
| 73 | this.value = value; |
| 74 | this.values = values; |
| 75 | this.next = next; |
| 76 | } |
| 77 | |
| 78 | /** |
| 79 | * @return attribute name |
| 80 | */ |
| 81 | public String getName() { |
| 82 | return name; |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * @return attribute type |
| 87 | * @see DTDConstants |
| 88 | */ |
| 89 | public int getType() { |
| 90 | return type; |
| 91 | } |
| 92 | |
| 93 | /** |
| 94 | * @return attribute modifier |
| 95 | * @see DTDConstants |
| 96 | */ |
| 97 | public int getModifier() { |
| 98 | return modifier; |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * @return possible attribute values |
| 103 | */ |
| 104 | public Enumeration<?> getValues() { |
| 105 | return (values != null) ? values.elements() : null; |
| 106 | } |
| 107 | |
| 108 | /** |
| 109 | * @return default attribute value |
| 110 | */ |
| 111 | public String getValue() { |
| 112 | return value; |
| 113 | } |
| 114 | |
| 115 | /** |
| 116 | * @return the next attribute in the list |
| 117 | */ |
| 118 | public AttributeList getNext() { |
| 119 | return next; |
| 120 | } |
| 121 | |
| 122 | /** |
| 123 | * @return string representation |
| 124 | */ |
| 125 | public String toString() { |
| 126 | return name; |
| 127 | } |
| 128 | |
| 129 | /** |
| 130 | * Create a hashtable of attribute types. |
| 131 | */ |
| 132 | static Hashtable attributeTypes = new Hashtable(); |
| 133 | |
| 134 | static void defineAttributeType(String nm, int val) { |
| 135 | Integer num = new Integer(val); |
| 136 | attributeTypes.put(nm, num); |
| 137 | attributeTypes.put(num, nm); |
| 138 | } |
| 139 | |
| 140 | static { |
| 141 | defineAttributeType("CDATA", CDATA); |
| 142 | defineAttributeType("ENTITY", ENTITY); |
| 143 | defineAttributeType("ENTITIES", ENTITIES); |
| 144 | defineAttributeType("ID", ID); |
| 145 | defineAttributeType("IDREF", IDREF); |
| 146 | defineAttributeType("IDREFS", IDREFS); |
| 147 | defineAttributeType("NAME", NAME); |
| 148 | defineAttributeType("NAMES", NAMES); |
| 149 | defineAttributeType("NMTOKEN", NMTOKEN); |
| 150 | defineAttributeType("NMTOKENS", NMTOKENS); |
| 151 | defineAttributeType("NOTATION", NOTATION); |
| 152 | defineAttributeType("NUMBER", NUMBER); |
| 153 | defineAttributeType("NUMBERS", NUMBERS); |
| 154 | defineAttributeType("NUTOKEN", NUTOKEN); |
| 155 | defineAttributeType("NUTOKENS", NUTOKENS); |
| 156 | |
| 157 | attributeTypes.put("fixed", new Integer(FIXED)); |
| 158 | attributeTypes.put("required", new Integer(REQUIRED)); |
| 159 | attributeTypes.put("current", new Integer(CURRENT)); |
| 160 | attributeTypes.put("conref", new Integer(CONREF)); |
| 161 | attributeTypes.put("implied", new Integer(IMPLIED)); |
| 162 | } |
| 163 | |
| 164 | public static int name2type(String nm) { |
| 165 | Integer i = (Integer)attributeTypes.get(nm); |
| 166 | return (i == null) ? CDATA : i.intValue(); |
| 167 | } |
| 168 | |
| 169 | public static String type2name(int tp) { |
| 170 | return (String)attributeTypes.get(new Integer(tp)); |
| 171 | } |
| 172 | } |