Clover coverage report - Code Coverage for tapestry release 4.0-alpha-3
Coverage timestamp: Mon May 16 2005 09:05:49 EDT
file stats: LOC: 66   Methods: 3
NCLOC: 37   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ExpressionCacheImpl.java 100% 100% 100% 100%
coverage
 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.impl;
 16   
 
 17   
 import java.util.HashMap;
 18   
 import java.util.Map;
 19   
 
 20   
 import ognl.Ognl;
 21   
 
 22   
 import org.apache.hivemind.ApplicationRuntimeException;
 23   
 import org.apache.tapestry.event.ResetEventListener;
 24   
 import org.apache.tapestry.services.ExpressionCache;
 25   
 
 26   
 /**
 27   
  * @author Howard M. Lewis Ship
 28   
  * @since 4.0
 29   
  */
 30   
 public class ExpressionCacheImpl implements ExpressionCache, ResetEventListener
 31   
 {
 32  1
     public synchronized void resetEventDidOccur()
 33   
     {
 34  1
         _cache.clear();
 35   
     }
 36   
 
 37   
     private Map _cache = new HashMap();
 38   
 
 39  1970
     public synchronized Object getCompiledExpression(String expression)
 40   
     {
 41  1970
         Object result = _cache.get(expression);
 42   
 
 43  1970
         if (result == null)
 44   
         {
 45  601
             result = parse(expression);
 46  600
             _cache.put(expression, result);
 47   
         }
 48   
 
 49  1969
         return result;
 50   
     }
 51   
 
 52  601
     private Object parse(String expression)
 53   
     {
 54  601
         try
 55   
         {
 56  601
             return Ognl.parseExpression(expression);
 57   
         }
 58   
         catch (Exception ex)
 59   
         {
 60  1
             throw new ApplicationRuntimeException(ImplMessages.unableToParseExpression(
 61   
                     expression,
 62   
                     ex), ex);
 63   
         }
 64   
     }
 65   
 
 66   
 }