J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2005 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 sun.net.httpserver; |
| 27 | |
| 28 | import java.util.*; |
| 29 | import com.sun.net.httpserver.*; |
| 30 | |
| 31 | class UnmodifiableHeaders extends Headers { |
| 32 | |
| 33 | Headers map; |
| 34 | |
| 35 | UnmodifiableHeaders(Headers map) { |
| 36 | this.map = map; |
| 37 | } |
| 38 | |
| 39 | public int size() {return map.size();} |
| 40 | |
| 41 | public boolean isEmpty() {return map.isEmpty();} |
| 42 | |
| 43 | public boolean containsKey(Object key) { |
| 44 | return map.containsKey (key); |
| 45 | } |
| 46 | |
| 47 | public boolean containsValue(Object value) { |
| 48 | return map.containsValue(value); |
| 49 | } |
| 50 | |
| 51 | public List<String> get(Object key) { |
| 52 | return map.get(key); |
| 53 | } |
| 54 | |
| 55 | public String getFirst (String key) { |
| 56 | return map.getFirst(key); |
| 57 | } |
| 58 | |
| 59 | |
| 60 | public List<String> put(String key, List<String> value) { |
| 61 | return map.put (key, value); |
| 62 | } |
| 63 | |
| 64 | public void add (String key, String value) { |
| 65 | throw new UnsupportedOperationException ("unsupported operation"); |
| 66 | } |
| 67 | |
| 68 | public void set (String key, String value) { |
| 69 | throw new UnsupportedOperationException ("unsupported operation"); |
| 70 | } |
| 71 | |
| 72 | public List<String> remove(Object key) { |
| 73 | throw new UnsupportedOperationException ("unsupported operation"); |
| 74 | } |
| 75 | |
| 76 | public void putAll(Map<? extends String,? extends List<String>> t) { |
| 77 | throw new UnsupportedOperationException ("unsupported operation"); |
| 78 | } |
| 79 | |
| 80 | public void clear() { |
| 81 | throw new UnsupportedOperationException ("unsupported operation"); |
| 82 | } |
| 83 | |
| 84 | public Set<String> keySet() { |
| 85 | return Collections.unmodifiableSet (map.keySet()); |
| 86 | } |
| 87 | |
| 88 | public Collection<List<String>> values() { |
| 89 | return Collections.unmodifiableCollection(map.values()); |
| 90 | } |
| 91 | |
| 92 | /* TODO check that contents of set are not modifable : security */ |
| 93 | |
| 94 | public Set<Map.Entry<String, List<String>>> entrySet() { |
| 95 | return Collections.unmodifiableSet (map.entrySet()); |
| 96 | } |
| 97 | |
| 98 | public boolean equals(Object o) {return map.equals(o);} |
| 99 | |
| 100 | public int hashCode() {return map.hashCode();} |
| 101 | } |