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Java > Open Source Codes > org > apache > pluto > om > common > Preference


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 /**
23  * <P>
24  * The <CODE>Preference</CODE> interface provides access to a preference and its attributes.
25  * </P>
26  * <P>
27  * This interface defines the model as known from the MVC pattern.
28  * Its purpose is to provide read access to the data stored in the model.
29  * </P>
30  *
31
32  */
33 public interface Preference extends org.apache.pluto.om.Model
34 {
35
36
37     /**
38      * Returns the name
39      *
40      * @return the name
41      */
42     public String JavaDoc getName();
43
44     /**
45      * Returns the values in a readonly collection
46      *
47      * @return the values
48      */
49     public java.util.Iterator JavaDoc getValues();
50
51     /**
52      * Returns whether this preference is modifiable
53      *
54      * @return true, if this preference is modifiable
55      */
56     public boolean isReadOnly();
57     
58     /**
59      * Returns whether this preference is set or not
60      *
61      * @return <code>true</code>, if this preference is set
62      */
63     public boolean isValueSet();
64 }
65
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