Clover coverage report - Code Coverage for tapestry release 4.0.1
Coverage timestamp: Fri Mar 31 2006 09:12:14 EST
file stats: LOC: 80   Methods: 4
NCLOC: 30   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
ObservedChangeEvent.java - 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.event;
 16   
 17    import java.util.EventObject;
 18   
 19    import org.apache.hivemind.util.Defense;
 20    import org.apache.tapestry.IComponent;
 21   
 22    /**
 23    * Event which describes a change to a particular {@link IComponent}.
 24    *
 25    * @author Howard Ship
 26    */
 27   
 28    public class ObservedChangeEvent extends EventObject
 29    {
 30    private static final long serialVersionUID = -7693394232554811975L;
 31   
 32    private IComponent _component;
 33   
 34    private String _propertyName;
 35   
 36    private Object _newValue;
 37   
 38    /**
 39    * Creates the event. The new value must be null, or be a serializable object. (It is declared
 40    * as Object as a concession to the Java 2 collections framework, where the implementations are
 41    * serializable but the interfaces (Map, List, etc.) don't extend Serializable ... so we wait
 42    * until runtime to check).
 43    *
 44    * @param component
 45    * The component (not necessarily a page) whose property changed.
 46    * @param propertyName
 47    * the name of the property which was changed.
 48    * @param newValue
 49    * The new value of the property.
 50    * @throws IllegalArgumentException
 51    * if propertyName is null, or if the new value is not serializable
 52    */
 53   
 54  46 public ObservedChangeEvent(IComponent component, String propertyName, Object newValue)
 55    {
 56  46 super(component);
 57   
 58  46 Defense.notNull(propertyName, "propertyName");
 59   
 60  46 _component = component;
 61  46 _propertyName = propertyName;
 62  46 _newValue = newValue;
 63    }
 64   
 65  46 public IComponent getComponent()
 66    {
 67  46 return _component;
 68    }
 69   
 70  42 public Object getNewValue()
 71    {
 72  42 return _newValue;
 73    }
 74   
 75  46 public String getPropertyName()
 76    {
 77  46 return _propertyName;
 78    }
 79   
 80    }