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: 88   Methods: 4
NCLOC: 42   Classes: 1
30 day Evaluation Version distributed via the Maven Jar Repository. Clover is not free. You have 30 days to evaluate it. Please visit http://www.thecortex.net/clover to obtain a licensed version of Clover
 
 Source file Conditionals Statements Methods TOTAL
StaleLinkExceptionPresenterImpl.java - 72.7% 100% 80%
coverage coverage
 1   
 // Copyright 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.error;
 16   
 
 17   
 import org.apache.hivemind.ApplicationRuntimeException;
 18   
 import org.apache.tapestry.IPage;
 19   
 import org.apache.tapestry.IRequestCycle;
 20   
 import org.apache.tapestry.StaleLinkException;
 21   
 import org.apache.tapestry.services.ResponseRenderer;
 22   
 
 23   
 /**
 24   
  * Implementation of {@link org.apache.tapestry.error.StaleLinkExceptionPresenter} that uses a page
 25   
  * to present the exception. The page must implement a property named "message" of type String and
 26   
  * should present that message to the user.
 27   
  * 
 28   
  * @author Howard M. Lewis Ship
 29   
  * @since 4.0
 30   
  */
 31   
 public class StaleLinkExceptionPresenterImpl implements StaleLinkExceptionPresenter
 32   
 {
 33   
     private RequestExceptionReporter _requestExceptionReporter;
 34   
 
 35   
     private ResponseRenderer _responseRenderer;
 36   
 
 37   
     private String _pageName;
 38   
 
 39  1
     public void presentStaleLinkException(IRequestCycle cycle, StaleLinkException cause)
 40   
     {
 41  1
         try
 42   
         {
 43  1
             IPage exceptionPage = cycle.getPage(_pageName);
 44   
 
 45  1
             exceptionPage.setProperty("message", cause.getMessage());
 46   
 
 47  1
             cycle.activate(exceptionPage);
 48   
 
 49  1
             _responseRenderer.renderResponse(cycle);
 50   
         }
 51   
         catch (Throwable ex)
 52   
         {
 53   
             // Worst case scenario. The exception page itself is broken, leaving
 54   
             // us with no option but to write the cause to the output.
 55   
 
 56  0
             _requestExceptionReporter.reportRequestException(ErrorMessages
 57   
                     .unableToProcessClientRequest(cause), cause);
 58   
 
 59   
             // Also, write the exception thrown when redendering the exception
 60   
             // page, so that can get fixed as well.
 61   
 
 62  0
             _requestExceptionReporter.reportRequestException(ErrorMessages
 63   
                     .unableToPresentExceptionPage(ex), ex);
 64   
 
 65   
             // And throw the exception.
 66   
 
 67  0
             throw new ApplicationRuntimeException(ex.getMessage(), ex);
 68   
         }
 69   
 
 70   
     }
 71   
 
 72  1
     public void setPageName(String pageName)
 73   
     {
 74  1
         _pageName = pageName;
 75   
     }
 76   
 
 77  1
     public void setRequestExceptionReporter(RequestExceptionReporter requestExceptionReporter)
 78   
     {
 79  1
         _requestExceptionReporter = requestExceptionReporter;
 80   
     }
 81   
 
 82  1
     public void setResponseRenderer(ResponseRenderer responseRenderer)
 83   
     {
 84  1
         _responseRenderer = responseRenderer;
 85   
     }
 86   
 
 87   
 }
 88