001    // Copyright 2004, 2005 The Apache Software Foundation
002    //
003    // Licensed under the Apache License, Version 2.0 (the "License");
004    // you may not use this file except in compliance with the License.
005    // You may obtain a copy of the License at
006    //
007    //     http://www.apache.org/licenses/LICENSE-2.0
008    //
009    // Unless required by applicable law or agreed to in writing, software
010    // distributed under the License is distributed on an "AS IS" BASIS,
011    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012    // See the License for the specific language governing permissions and
013    // limitations under the License.
014    
015    package org.apache.tapestry.contrib.table.model;
016    
017    import java.io.Serializable;
018    
019    import org.apache.tapestry.IRequestCycle;
020    
021    /**
022     * An interface responsible for determining <b>where</b> the session state will
023     * be saved between requests.
024     * 
025     * @author mindbridge
026     */
027    public interface ITableSessionStoreManager
028    {
029    
030        /**
031         * Method saveState saves the session state.
032         * 
033         * @param objCycle
034         *            the current request cycle
035         * @param objState
036         *            the session state to be saved
037         */
038        void saveState(IRequestCycle objCycle, Serializable objState);
039    
040        /**
041         * Method loadState loads the session state.
042         * 
043         * @param objCycle
044         *            the current request cycle
045         * @return Object the loaded sessions state
046         */
047        Serializable loadState(IRequestCycle objCycle);
048    }