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Java > Open Source Codes > org > apache > tapestry > contrib > table > model > common > NullTableSessionStateManager


1 // Copyright 2004, 2005 The Apache Software Foundation
2
//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
14

15 package org.apache.tapestry.contrib.table.model.common;
16
17 import java.io.Serializable JavaDoc;
18
19 import org.apache.tapestry.contrib.table.model.ITableModel;
20 import org.apache.tapestry.contrib.table.model.ITableSessionStateManager;
21
22 /**
23  * A simple ITableSessionStateManager implementation
24  * that saves nothing at all into the session.
25  *
26  * @author mindbridge
27  */

28 public class NullTableSessionStateManager implements ITableSessionStateManager
29 {
30     
31     public final static NullTableSessionStateManager NULL_STATE_MANAGER =
32         new NullTableSessionStateManager();
33
34     /**
35      * @see org.apache.tapestry.contrib.table.model.ITableSessionStateManager#getSessionState(ITableModel)
36      */

37     public Serializable JavaDoc getSessionState(ITableModel objModel)
38     {
39         return null;
40     }
41
42     /**
43      * @see org.apache.tapestry.contrib.table.model.ITableSessionStateManager#recreateTableModel(Serializable)
44      */

45     public ITableModel recreateTableModel(Serializable JavaDoc objState)
46     {
47         return null;
48     }
49
50 }
51
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