| /* |
| * Copyright 2005 The Apache Software Foundation |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| */ |
| |
| package org.apache.directory.server.protocol.shared; |
| |
| |
| import java.util.Collection; |
| import java.util.Collections; |
| import java.util.Dictionary; |
| import java.util.Enumeration; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.Hashtable; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Set; |
| |
| |
| /** |
| * Adapter to add the Map interface to Dictionary's. Many of the OSGi interfaces use |
| * Dictionary's for legacy reasons, but the Dictionary is obsolete. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| * @version $Rev$, $Date$ |
| */ |
| public class MapAdapter implements Map |
| { |
| private Dictionary dictionary; |
| |
| |
| public MapAdapter(Dictionary dictionary) |
| { |
| this.dictionary = dictionary; |
| } |
| |
| |
| /** |
| * @see java.util.Map#clear() |
| */ |
| public void clear() |
| { |
| dictionary = new Hashtable(); |
| } |
| |
| |
| /** |
| * @see java.util.Map#containsKey(java.lang.Object) |
| */ |
| public boolean containsKey( Object key ) |
| { |
| return Collections.list( dictionary.keys() ).contains( key ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#containsValue(java.lang.Object) |
| */ |
| public boolean containsValue( Object value ) |
| { |
| return Collections.list( dictionary.elements() ).contains( value ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#entrySet() |
| */ |
| public Set entrySet() |
| { |
| Map map = new HashMap(); |
| |
| Enumeration e = dictionary.keys(); |
| |
| while ( e.hasMoreElements() ) |
| { |
| Object key = e.nextElement(); |
| Object value = dictionary.get( key ); |
| map.put( key, value ); |
| } |
| |
| return map.entrySet(); |
| } |
| |
| |
| /** |
| * @see java.util.Map#get(java.lang.Object) |
| */ |
| public Object get( Object key ) |
| { |
| return dictionary.get( key ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#isEmpty() |
| */ |
| public boolean isEmpty() |
| { |
| return dictionary.isEmpty(); |
| } |
| |
| |
| /** |
| * @see java.util.Map#keySet() |
| */ |
| public Set keySet() |
| { |
| return new HashSet( Collections.list( dictionary.keys() ) ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#put(java.lang.Object, java.lang.Object) |
| */ |
| public Object put( Object arg0, Object arg1 ) |
| { |
| return dictionary.put( arg0, arg1 ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#putAll(java.util.Map) |
| */ |
| public void putAll( Map arg0 ) |
| { |
| Iterator it = arg0.entrySet().iterator(); |
| |
| while ( it.hasNext() ) |
| { |
| Map.Entry entry = ( Map.Entry ) it.next(); |
| dictionary.put( entry.getKey(), entry.getValue() ); |
| } |
| } |
| |
| |
| /** |
| * @see java.util.Map#remove(java.lang.Object) |
| */ |
| public Object remove( Object key ) |
| { |
| return dictionary.remove( key ); |
| } |
| |
| |
| /** |
| * @see java.util.Map#size() |
| */ |
| public int size() |
| { |
| return dictionary.size(); |
| } |
| |
| |
| /** |
| * @see java.util.Map#values() |
| */ |
| public Collection values() |
| { |
| return Collections.list( dictionary.elements() ); |
| } |
| } |