Coverage Report - org.apache.turbine.pipeline.DetermineRedirectRequestedValve
 
Classes in this File Line Coverage Branch Coverage Complexity
DetermineRedirectRequestedValve
3%
1/28
0%
0/18
5
 
 1  
 package org.apache.turbine.pipeline;
 2  
 
 3  
 
 4  
 /*
 5  
  * Licensed to the Apache Software Foundation (ASF) under one
 6  
  * or more contributor license agreements.  See the NOTICE file
 7  
  * distributed with this work for additional information
 8  
  * regarding copyright ownership.  The ASF licenses this file
 9  
  * to you under the Apache License, Version 2.0 (the
 10  
  * "License"); you may not use this file except in compliance
 11  
  * with the License.  You may obtain a copy of the License at
 12  
  *
 13  
  *   http://www.apache.org/licenses/LICENSE-2.0
 14  
  *
 15  
  * Unless required by applicable law or agreed to in writing,
 16  
  * software distributed under the License is distributed on an
 17  
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 18  
  * KIND, either express or implied.  See the License for the
 19  
  * specific language governing permissions and limitations
 20  
  * under the License.
 21  
  */
 22  
 
 23  
 
 24  
 import java.io.IOException;
 25  
 
 26  
 import org.apache.commons.logging.Log;
 27  
 import org.apache.commons.logging.LogFactory;
 28  
 import org.apache.turbine.util.RunData;
 29  
 import org.apache.turbine.util.TurbineException;
 30  
 
 31  
 /**
 32  
  * Implements the Redirect Requested portion of the "Turbine classic"
 33  
  * processing pipeline (from the Turbine 2.x series).
 34  
  *
 35  
  * @author <a href="mailto:epugh@opensourceConnections.com">Eric Pugh</a>
 36  
  * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
 37  
  * @version $Id: DetermineRedirectRequestedValve.java 1706239 2015-10-01 13:18:35Z tv $
 38  
  */
 39  
 public class DetermineRedirectRequestedValve
 40  
     extends AbstractValve
 41  
 {
 42  31
     private static final Log log = LogFactory.getLog(DetermineRedirectRequestedValve.class);
 43  
     /**
 44  
      * Creates a new instance.
 45  
      */
 46  
     public DetermineRedirectRequestedValve()
 47  0
     {
 48  
         // empty constructor
 49  0
     }
 50  
 
 51  
     /**
 52  
      * @see org.apache.turbine.pipeline.Valve#invoke(PipelineData, ValveContext)
 53  
      */
 54  
     public void invoke(PipelineData pipelineData, ValveContext context)
 55  
         throws IOException, TurbineException
 56  
     {
 57  
         try
 58  
         {
 59  0
             redirectRequested(pipelineData);
 60  
         }
 61  0
         catch (Exception e)
 62  
         {
 63  0
             throw new TurbineException(e);
 64  0
         }
 65  
 
 66  
         // Pass control to the next Valve in the Pipeline
 67  0
         context.invokeNext(pipelineData);
 68  0
     }
 69  
 
 70  
     /**
 71  
      * Perform clean up after processing the request.
 72  
      *
 73  
      * @param pipelineData The run-time data.
 74  
      */
 75  
     protected void redirectRequested(PipelineData pipelineData)
 76  
         throws Exception
 77  
     {
 78  0
         RunData data = getRunData(pipelineData);
 79  
         // handle a redirect request
 80  0
         boolean requestRedirected = ((data.getRedirectURI() != null)
 81  
         && (data.getRedirectURI().length() > 0));
 82  0
         if (requestRedirected)
 83  
         {
 84  0
             if (data.getResponse().isCommitted())
 85  
             {
 86  0
                 requestRedirected = false;
 87  0
                 log.warn("redirect requested, response already committed: " +
 88  
                         data.getRedirectURI());
 89  
             }
 90  
             else
 91  
             {
 92  0
                 data.getResponse().sendRedirect(data.getRedirectURI());
 93  
             }
 94  
         }
 95  
 
 96  0
         if (!requestRedirected)
 97  
         {
 98  
             try
 99  
             {
 100  0
                 if (data.isPageSet() == false && data.isOutSet() == false)
 101  
                 {
 102  0
                     throw new Exception("Nothing to output");
 103  
                 }
 104  
 
 105  
                 // We are all done! if isPageSet() output that way
 106  
                 // otherwise, data.getOut() has already been written
 107  
                 // to the data.getOut().close() happens below in the
 108  
                 // finally.
 109  0
                 if (data.isPageSet() && data.isOutSet() == false)
 110  
                 {
 111  
                     // Modules can override these.
 112  0
                     data.getResponse().setLocale(data.getLocale());
 113  0
                     data.getResponse().setContentType(
 114  
                             data.getContentType());
 115  
 
 116  
                     // Set the status code.
 117  0
                     data.getResponse().setStatus(data.getStatusCode());
 118  
                     // Output the Page.
 119  0
                     data.getPage().output(data.getResponse().getWriter());
 120  
                 }
 121  
             }
 122  0
             catch (Exception e)
 123  
             {
 124  
                 // The output stream was probably closed by the client
 125  
                 // end of things ie: the client clicked the Stop
 126  
                 // button on the browser, so ignore any errors that
 127  
                 // result.
 128  0
                 log.debug("Output stream closed? ", e);
 129  0
             }
 130  
         }
 131  0
     }
 132  
 }