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: 92   Methods: 5
NCLOC: 48   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ChangeKey.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.record;
 16   
 
 17   
 import org.apache.commons.lang.builder.EqualsBuilder;
 18   
 import org.apache.commons.lang.builder.HashCodeBuilder;
 19   
 import org.apache.hivemind.util.Defense;
 20   
 
 21   
 /**
 22   
  * Used to identify a property change.
 23   
  * 
 24   
  * @author Howard Lewis Ship
 25   
  */
 26   
 
 27   
 public class ChangeKey
 28   
 {
 29   
     private int _hashCode = -1;
 30   
 
 31   
     private String _componentPath;
 32   
 
 33   
     private String _propertyName;
 34   
 
 35  14
     public ChangeKey(String componentPath, String propertyName)
 36   
     {
 37  14
         Defense.notNull(propertyName, "propertyName");
 38   
 
 39  14
         _componentPath = componentPath;
 40  14
         _propertyName = propertyName;
 41   
     }
 42   
 
 43  6
     public boolean equals(Object object)
 44   
     {
 45  6
         if (object == null)
 46  1
             return false;
 47   
 
 48  5
         if (this == object)
 49  1
             return true;
 50   
 
 51  4
         if (!(object instanceof ChangeKey))
 52  1
             return false;
 53   
 
 54  3
         ChangeKey other = (ChangeKey) object;
 55   
 
 56  3
         EqualsBuilder builder = new EqualsBuilder();
 57   
 
 58  3
         builder.append(_propertyName, other._propertyName);
 59  3
         builder.append(_componentPath, other._componentPath);
 60   
 
 61  3
         return builder.isEquals();
 62   
     }
 63   
 
 64  7
     public String getComponentPath()
 65   
     {
 66  7
         return _componentPath;
 67   
     }
 68   
 
 69  7
     public String getPropertyName()
 70   
     {
 71  7
         return _propertyName;
 72   
     }
 73   
 
 74   
     /**
 75   
      * Returns a hash code computed from the property name and component path.
 76   
      */
 77   
 
 78  10
     public int hashCode()
 79   
     {
 80  10
         if (_hashCode == -1)
 81   
         {
 82  9
             HashCodeBuilder builder = new HashCodeBuilder(257, 23); // Random
 83   
 
 84  9
             builder.append(_propertyName);
 85  9
             builder.append(_componentPath);
 86   
 
 87  9
             _hashCode = builder.toHashCode();
 88   
         }
 89   
 
 90  10
         return _hashCode;
 91   
     }
 92   
 }