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Java > Open Source Codes > org > apache > pluto > portalImpl > om > window > impl > PortletWindowListImpl


1 /*
2  * Copyright 2003,2004 The Apache Software Foundation.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 /*
17
18  */
19
20 package org.apache.pluto.portalImpl.om.window.impl;
21
22 import java.util.HashMap JavaDoc;
23
24 import org.apache.pluto.om.common.ObjectID;
25 import org.apache.pluto.om.window.PortletWindow;
26 import org.apache.pluto.om.window.PortletWindowList;
27 import org.apache.pluto.om.window.PortletWindowListCtrl;
28
29 public class PortletWindowListImpl implements PortletWindowList, PortletWindowListCtrl {
30
31     
32     HashMap JavaDoc windows = null;
33
34     public PortletWindowListImpl() {
35         windows = new HashMap JavaDoc();
36     }
37
38     // PortletWindowList implementation.
39
40     /**
41      * Returns the elements of this set
42      *
43      * @return An iterator containg all elements
44      */
45     public java.util.Iterator JavaDoc iterator() {
46
47         return windows.values().iterator();
48     }
49
50
51     /**
52      * Returns the portlet window object of the given id
53      *
54      * @param id the window id.
55      *
56      * @return the portlet window object or null if the list does not
57      * contain a portlet window with the given id
58      **/
59     public PortletWindow get(ObjectID id)
60     {
61         return (PortletWindow)windows.get(id.toString());
62     }
63
64     // PortletWindowListCtrl implementation.
65
66     /**
67      * Add a portlet window to the list
68      *
69      * @param window the porlet window to add
70      **/
71     public void add(PortletWindow window) {
72         if(window != null) {
73             windows.put(window.getId().toString(), window);
74         }
75     }
76
77     /**
78      * Remove the portlet window with the given Id from the list
79      *
80      * @param id the Id of the portlet window which should be removed
81      **/
82     public void remove(ObjectID id){
83         if(id != null) {
84             windows.remove(id.toString());
85         }
86     }
87 }
88
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