Coverage Report - org.apache.tapestry.services.ExpressionCache
 
Classes in this File Line Coverage Branch Coverage Complexity
ExpressionCache
N/A
N/A
1
 
 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.services;
 16  
 
 17  
 /**
 18  
  * Cache of compiled OGNL expressions.
 19  
  * 
 20  
  * @author Howard M. Lewis Ship
 21  
  * @since 4.0
 22  
  */
 23  
 public interface ExpressionCache
 24  
 {
 25  
 
 26  
     /**
 27  
      * Returns the compiled form of the OGNL expression.
 28  
      * 
 29  
      * @throws org.apache.hivemind.ApplicationRuntimeException
 30  
      *             if the expression is not valid
 31  
      */
 32  
     Object getCompiledExpression(String expression);
 33  
     
 34  
     /**
 35  
      * Returns the compiled ognl expression for the given target object class / expression
 36  
      * combination.
 37  
      * 
 38  
      * @param target
 39  
      *          The object this expression is to be used for.
 40  
      * @param expression
 41  
      *          The expression.
 42  
      * @return
 43  
      *      The compiled (or new if neccessary) ognl statement.
 44  
      */
 45  
     Object getCompiledExpression(Object target, String expression);
 46  
 }