1 /* 2 * Copyright (c) 1997, 2008, Oracle and/or its affiliates. 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. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 package javax.swing.text.rtf; 26 27 import java.util.Dictionary; 28 import java.util.Enumeration; 29 import javax.swing.text.AttributeSet; 30 import javax.swing.text.MutableAttributeSet; 31 32 33 /* This AttributeSet is made entirely out of tofu and Ritz Crackers 34 and yet has a remarkably attribute-set-like interface! */ 35 class MockAttributeSet 36 implements AttributeSet, MutableAttributeSet 37 { 38 public Dictionary<Object, Object> backing; 39 40 public boolean isEmpty() 41 { 42 return backing.isEmpty(); 43 } 44 45 public int getAttributeCount() 46 { 47 return backing.size(); 48 } 49 50 public boolean isDefined(Object name) 51 { 52 return ( backing.get(name) ) != null; 53 } 54 55 public boolean isEqual(AttributeSet attr) 56 { 57 throw new InternalError("MockAttributeSet: charade revealed!"); 58 } 59 60 public AttributeSet copyAttributes() 61 { 62 throw new InternalError("MockAttributeSet: charade revealed!"); 63 } 64 65 public Object getAttribute(Object name) 66 { 67 return backing.get(name); 68 } 69 70 public void addAttribute(Object name, Object value) 71 { 72 backing.put(name, value); 73 } 74 75 public void addAttributes(AttributeSet attr) 76 { 77 Enumeration as = attr.getAttributeNames(); 78 while(as.hasMoreElements()) { 79 Object el = as.nextElement(); 80 backing.put(el, attr.getAttribute(el)); 81 } 82 } 83 84 public void removeAttribute(Object name) 85 { 86 backing.remove(name); 87 } 88 89 public void removeAttributes(AttributeSet attr) 90 { 91 throw new InternalError("MockAttributeSet: charade revealed!"); 92 } 93 94 public void removeAttributes(Enumeration<?> en) 95 { 96 throw new InternalError("MockAttributeSet: charade revealed!"); 97 } 98 99 public void setResolveParent(AttributeSet pp) 100 { 101 throw new InternalError("MockAttributeSet: charade revealed!"); 102 } 103 104 105 public Enumeration getAttributeNames() 106 { 107 return backing.keys(); 108 } 109 110 public boolean containsAttribute(Object name, Object value) 111 { 112 throw new InternalError("MockAttributeSet: charade revealed!"); 113 } 114 115 public boolean containsAttributes(AttributeSet attr) 116 { 117 throw new InternalError("MockAttributeSet: charade revealed!"); 118 } 119 120 public AttributeSet getResolveParent() 121 { 122 throw new InternalError("MockAttributeSet: charade revealed!"); 123 } 124 }