Coverage Report - org.apache.tapestry.components.Delegator
 
Classes in this File Line Coverage Branch Coverage Complexity
Delegator
0%
0/4
0%
0/2
1.5
 
 1  
 // Copyright 2004, 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.components;
 16  
 
 17  
 import org.apache.tapestry.AbstractComponent;
 18  
 import org.apache.tapestry.IMarkupWriter;
 19  
 import org.apache.tapestry.IRender;
 20  
 import org.apache.tapestry.IRequestCycle;
 21  
 
 22  
 /**
 23  
  * A component which delegates it's behavior to another object. [<a
 24  
  * href="../../../../../components/general/delegator.html">Component Reference</a>]
 25  
  * 
 26  
  * @author Howard Lewis Ship
 27  
  */
 28  
 
 29  0
 public abstract class Delegator extends AbstractComponent
 30  
 {
 31  
 
 32  
     /**
 33  
      * Gets its delegate and invokes
 34  
      * {@link IRender#render(IMarkupWriter, IRequestCycle)} on it.
 35  
      */
 36  
 
 37  
     protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
 38  
     {
 39  0
         IRender delegate = getDelegate();
 40  
         
 41  0
         if (delegate != null) delegate.render(writer, cycle);
 42  0
     }
 43  
 
 44  
     public abstract IRender getDelegate();
 45  
 }