Clover coverage report - Code Coverage for tapestry-contrib release 4.0-beta-6
Coverage timestamp: Wed Sep 7 2005 18:46:47 EDT
file stats: LOC: 90   Methods: 5
NCLOC: 41   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
When.java 0% 0% 0% 0%
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.contrib.components;
 16   
 17    import org.apache.hivemind.ApplicationRuntimeException;
 18    import org.apache.tapestry.IMarkupWriter;
 19    import org.apache.tapestry.IRequestCycle;
 20    import org.apache.tapestry.Tapestry;
 21    import org.apache.tapestry.components.Conditional;
 22   
 23    /**
 24    * Represents an alternative whithin a {@link Choose} component.
 25    * The default alternative is described by the Otherwise component.
 26    *
 27    * [<a href="../../../../../../ComponentReference/contrib.When.html">Component Reference</a>]
 28    *
 29    * @author David Solis
 30    *
 31    **/
 32    public abstract class When extends Conditional
 33    {
 34    /** Parent of this component. */
 35   
 36    private Choose _choose;
 37   
 38    /**
 39    * Renders its wrapped components only if the condition is true and its parent {@link Choose}
 40    * allows it. In addition, if element is specified, can emulate that HTML element.
 41    *
 42    **/
 43   
 44  0 protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
 45    {
 46  0 Choose choose = getChoose();
 47   
 48  0 if (choose == null)
 49  0 throw new ApplicationRuntimeException(
 50    Tapestry.getMessage("When.must-be-contained-by-choose"),
 51    this,
 52    null,
 53    null);
 54   
 55  0 if (!choose.isConditionMet() && getCondition())
 56    {
 57  0 choose.setConditionMet(true);
 58  0 super.renderComponent(writer, cycle);
 59    }
 60    }
 61   
 62  0 protected boolean evaluateCondition()
 63    {
 64  0 return true;
 65    }
 66   
 67  0 public boolean getInvert()
 68    {
 69    // This component doesn't require invert parameter.
 70  0 return false;
 71    }
 72   
 73    /**
 74    * @return Choose
 75    */
 76  0 public Choose getChoose()
 77    {
 78  0 return _choose;
 79    }
 80   
 81    /**
 82    * Sets the choose.
 83    * @param value The choose to set
 84    */
 85  0 public void setChoose(Choose value)
 86    {
 87  0 _choose = value;
 88    }
 89   
 90    }