Coverage Report - org.apache.turbine.services.jsp.util.JspScreenPlaceholder
 
Classes in this File Line Coverage Branch Coverage Complexity
JspScreenPlaceholder
0%
0/18
N/A
2
 
 1  
 package org.apache.turbine.services.jsp.util;
 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 org.apache.commons.logging.Log;
 25  
 import org.apache.commons.logging.LogFactory;
 26  
 import org.apache.turbine.modules.Screen;
 27  
 import org.apache.turbine.modules.ScreenLoader;
 28  
 import org.apache.turbine.services.assemblerbroker.TurbineAssemblerBroker;
 29  
 import org.apache.turbine.services.template.TurbineTemplate;
 30  
 import org.apache.turbine.util.RunData;
 31  
 
 32  
 /**
 33  
  * Returns output of a Screen module. An instance of this is placed in the
 34  
  * request by the JspLayout. This allows template authors to
 35  
  * place the screen template within the layout.<br>
 36  
  * Here's how it's used in a JSP template:<br>
 37  
  * <code>
 38  
  * <%useBean id="screen_placeholder" class="JspScreenPlaceholder" scope="request"/%>
 39  
  * ...
 40  
  * <%= screen_placeholder %>
 41  
  *</code>
 42  
  *
 43  
  * @author <a href="john.mcnally@clearink.com">John D. McNally</a>
 44  
  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
 45  
  * @version $Id: JspScreenPlaceholder.java 757213 2009-03-22 16:43:31Z tv $
 46  
  */
 47  
 public class JspScreenPlaceholder
 48  
 {
 49  
     /** Logging */
 50  0
     private static Log log = LogFactory.getLog(JspNavigation.class);
 51  
 
 52  
     /* The RunData object */
 53  
     private RunData data;
 54  
 
 55  
     private ScreenLoader screenLoader;
 56  
 
 57  
     /**
 58  
      * Constructor
 59  
      *
 60  
      * @param data A Rundata Object
 61  
      */
 62  
     public JspScreenPlaceholder(RunData data)
 63  0
     {
 64  0
         this.data = data;
 65  0
         this.screenLoader = (ScreenLoader)TurbineAssemblerBroker.getLoader(Screen.NAME);
 66  0
     }
 67  
 
 68  
     /**
 69  
      * builds the output of the navigation template
 70  
      */
 71  
     public void exec()
 72  
     {
 73  0
         String template = null;
 74  0
         String module = null;
 75  
         try
 76  
         {
 77  0
             template = data.getTemplateInfo().getScreenTemplate();
 78  0
             module = TurbineTemplate.getScreenName(template);
 79  0
             screenLoader.exec(data, module);
 80  
         }
 81  0
         catch (Exception e)
 82  
         {
 83  0
             String message = "Error processing navigation template:" +
 84  
                     template + " using module: " + module;
 85  0
             log.error(message, e);
 86  
             try
 87  
             {
 88  0
                 data.getResponse().getWriter().print("Error processing navigation template: "
 89  
                         + template + " using module: " + module);
 90  
             }
 91  0
             catch (java.io.IOException ioe)
 92  
             {
 93  
                 // ignore
 94  0
             }
 95  0
         }
 96  0
     }
 97  
 }