Clover coverage report - Code Coverage for tapestry release 4.0-beta-10
Coverage timestamp: Sat Oct 8 2005 19:08:05 EDT
file stats: LOC: 87   Methods: 4
NCLOC: 42   Classes: 1
 
 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    }