Coverage Report - javax.faces.component.TransientStateHolder
 
Classes in this File Line Coverage Branch Coverage Complexity
TransientStateHolder
N/A
N/A
1
 
 1  
 /*
 2  
  * Licensed to the Apache Software Foundation (ASF) under one
 3  
  * or more contributor license agreements.  See the NOTICE file
 4  
  * distributed with this work for additional information
 5  
  * regarding copyright ownership.  The ASF licenses this file
 6  
  * to you under the Apache License, Version 2.0 (the
 7  
  * "License"); you may not use this file except in compliance
 8  
  * with the License.  You may obtain a copy of the License at
 9  
  *
 10  
  *   http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing,
 13  
  * software distributed under the License is distributed on an
 14  
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 15  
  * KIND, either express or implied.  See the License for the
 16  
  * specific language governing permissions and limitations
 17  
  * under the License.
 18  
  */
 19  
 package javax.faces.component;
 20  
 
 21  
 /**
 22  
  * <p>This interface is implemented by classes 
 23  
  * that need to save state that are expected to be available only on the 
 24  
  * current request.</p>
 25  
  * 
 26  
  * <p>An implementor <strong>must</strong> implement both {@link
 27  
  * #saveTransientState} and {@link #restoreTransientState} methods in this class, since
 28  
  * these two methods have a tightly coupled contract between themselves.
 29  
  * In other words, if there is an inheritance hierarchy, it is not
 30  
  * permissible to have the {@link #saveTransientState} and {@link #restoreTransientState}
 31  
  * methods reside at different levels of the hierarchy.</p>
 32  
  * 
 33  
  * @since 2.1
 34  
  */
 35  
 public interface TransientStateHolder
 36  
 {
 37  
     /**
 38  
      * <p>Return the object containing related "transient states".
 39  
      * that could be used later to restore the "transient state".<p>
 40  
      * 
 41  
      * @param context
 42  
      * @return object containing transient values
 43  
      * @since 2.1
 44  
      */
 45  
     public java.lang.Object saveTransientState(javax.faces.context.FacesContext context);
 46  
 
 47  
     /**
 48  
      * <p>Restore the "transient state" using the object passed as
 49  
      * state.</p>
 50  
      * 
 51  
      * <p>If the <code>state</code>
 52  
      * argument is <code>null</code> clear any previous transient
 53  
      * state if any and return.</p>
 54  
      * 
 55  
      * @param context
 56  
      * @param state the object containing transient values
 57  
      * @since 2.1
 58  
      */
 59  
     public void restoreTransientState(javax.faces.context.FacesContext context,
 60  
                              java.lang.Object state);
 61  
 
 62  
 }