Coverage Report - org.apache.tapestry.engine.IPropertySource
 
Classes in this File Line Coverage Branch Coverage Complexity
IPropertySource
N/A
N/A
1
 
 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.
 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.
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 15  
 package org.apache.tapestry.engine;
 16  
 
 17  
 /**
 18  
  * A source for configuration properties.
 19  
  * 
 20  
  * @author Howard Lewis Ship
 21  
  * @since 2.3
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  */
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 24  
 public interface IPropertySource
 25  
 {
 26  
 
 27  
     /**
 28  
      * Returns the value for a given property, or null if the source does not
 29  
      * provide a value for the named property. Implementations of
 30  
      * IPropertySource may use delegation to resolve the value (that is, if one
 31  
      * property source returns null, it may forward the request to another
 32  
      * source).
 33  
      *
 34  
      * @param propertyName
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      *          Name of the property to get.
 36  
      * 
 37  
      * @return Value of property or null if none found.
 38  
      */
 39  
 
 40  
     String getPropertyValue(String propertyName);
 41  
 }