Clover coverage report - Code Coverage for tapestry release 4.0-beta-12
Coverage timestamp: Sun Oct 30 2005 16:22:01 EST
file stats: LOC: 68   Methods: 2
NCLOC: 30   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
Conditional.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.components;
 16   
 17    import org.apache.hivemind.HiveMind;
 18    import org.apache.tapestry.AbstractComponent;
 19    import org.apache.tapestry.IMarkupWriter;
 20    import org.apache.tapestry.IRequestCycle;
 21   
 22    /**
 23    * A conditional element on a page which will render its wrapped elements zero or one times. [ <a
 24    * href="../../../../../ComponentReference/Conditional.html">Component Reference </a>]
 25    *
 26    * @author Howard Lewis Ship, David Solis
 27    */
 28   
 29    public abstract class Conditional extends AbstractComponent
 30    {
 31    /**
 32    * Renders its wrapped components only if the condition is true (technically, if condition
 33    * matches invert). Additionally, if element is specified, can emulate that HTML element if
 34    * condition is met
 35    */
 36   
 37  12 protected void renderComponent(IMarkupWriter writer, IRequestCycle cycle)
 38    {
 39  12 if (evaluateCondition())
 40    {
 41  8 String element = getElement();
 42   
 43  8 boolean render = !cycle.isRewinding() && HiveMind.isNonBlank(element);
 44   
 45  8 if (render)
 46    {
 47  2 writer.begin(element);
 48  2 renderInformalParameters(writer, cycle);
 49    }
 50   
 51  8 renderBody(writer, cycle);
 52   
 53  8 if (render)
 54  2 writer.end(element);
 55    }
 56    }
 57   
 58  12 protected boolean evaluateCondition()
 59    {
 60  12 return getCondition() != getInvert();
 61    }
 62   
 63    public abstract boolean getCondition();
 64   
 65    public abstract boolean getInvert();
 66   
 67    public abstract String getElement();
 68    }