PreferenceSetCtrl


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.om.common;
21  
22  import java.util.List  ;
23  
24  
25  /**
26   * <P>
27   * This interface provides access to change a set of <CODE>Preference</CODE> objects.
28   * </P>
29   * <P>
30   * This interface defines the controller as known from the MVC pattern.
31   * Its purpose is to provide write access to the data stored in the model.
32   * </P>
33   */
34  
35  public interface PreferenceSetCtrl extends org.apache.pluto.om.Controller
36  {
37  
38  
39      /**
40       * Creates a new preference and adds it to the set
41       * The return value cannot be NULL.
42       * 
43       * @param name   the name of the new preference
44       * @param values  the values of the new preference
45       * 
46       * @return the new preference
47       */
48      public Preference add(String   name, List   values);
49  
50      /**
51       * Removes the preference with the given name
52       * from the set
53       * The return value may be NULL.
54       * 
55       * @param name   the name of the preference to be removed
56       * 
57       * @return the removed preference
58       */
59      public Preference remove(String   name);
60  
61      /**
62       * Removes the given preference from the set
63       * 
64       * @param preference the preference to be removed
65       */
66      public void remove(Preference preference);
67  
68  }
69
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