Clover coverage report - Code Coverage for tapestry release 4.0-rc-2
Coverage timestamp: Sat Dec 17 2005 09:39:46 PST
file stats: LOC: 49   Methods: 0
NCLOC: 6   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
StateObjectManager.java - - - -
coverage
 1    // Copyright 2005 The Apache Software Foundation
 2    //
 3    // Licensed under the Apache License, Version 2.0 (the "License");
 4    // you may not use this file except in compliance with the License.
 5    // You may obtain a copy of the License at
 6    //
 7    // http://www.apache.org/licenses/LICENSE-2.0
 8    //
 9    // Unless required by applicable law or agreed to in writing, software
 10    // distributed under the License is distributed on an "AS IS" BASIS,
 11    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12    // See the License for the specific language governing permissions and
 13    // limitations under the License.
 14   
 15    package org.apache.tapestry.engine.state;
 16   
 17    /**
 18    * Interface for an object that manages a single application state object. Represents the named
 19    * intersection of a {@link org.apache.tapestry.engine.state.StateObjectPersistenceManager}for
 20    * storing the state object between request cycles, and a
 21    * {@link org.apache.tapestry.engine.state.StateObjectFactory}to create the object in the first
 22    * place.
 23    *
 24    * @author Howard M. Lewis Ship
 25    * @since 4.0
 26    */
 27    public interface StateObjectManager
 28    {
 29    /**
 30    * Returns true if the application state object exists (i.e., a value has been stored).
 31    */
 32    public boolean exists();
 33   
 34    /**
 35    * Gets or creates the application state object.
 36    */
 37   
 38    public Object get();
 39   
 40    /**
 41    * Stores (if necessary) the object back into persistent storage. This is not application to all
 42    * storage scopes.
 43    *
 44    * @param stateObject
 45    * the application state object previously obtained from {@link #get()}.
 46    */
 47   
 48    public void store(Object stateObject);
 49    }