##### Coverage Report - org.apache.turbine.modules.screens.VelocityDirectScreen

Classes in this File | Line Coverage | Branch Coverage | Complexity
VelocityDirectScreen |
0% | 0/16
0% | 0/2
| 4.0;4

1 |  |
     package org.apache.turbine.modules.screens;
2 |  |
3 |  |
     /*
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      * Licensed to the Apache Software Foundation (ASF) under one
5 |  |
      * or more contributor license agreements.  See the NOTICE file
6 |  |
      * distributed with this work for additional information
7 |  |
      * regarding copyright ownership.  The ASF licenses this file
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      * to you under the Apache License, Version 2.0 (the
9 |  |
      * "License"); you may not use this file except in compliance
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      * with the License.  You may obtain a copy of the License at
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      *
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      *   http://www.apache.org/licenses/LICENSE-2.0
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      *
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      * Unless required by applicable law or agreed to in writing,
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      * software distributed under the License is distributed on an
16 |  |
      * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
17 |  |
      * KIND, either express or implied.  See the License for the
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      * specific language governing permissions and limitations
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      * under the License.
20 |  |
      */
21 |  |
22 |  |
     import org.apache.commons.lang.StringUtils;
23 |  |
     import org.apache.commons.lang.exception.ExceptionUtils;
24 |  |
     import org.apache.turbine.TurbineConstants;
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     import org.apache.turbine.pipeline.PipelineData;
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     import org.apache.turbine.util.RunData;
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     import org.apache.velocity.context.Context;
28 |  |
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     /**
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      * VelocityDirectScreen is a screen class which returns its output
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      * directly to the output stream. It can be used if buffering an
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      * output screen isn't possible or the result doesn't fit in the
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      * memory.
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      * <p>
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      * @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a>
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      * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
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      * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
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      * @version $Id: VelocityDirectScreen.java 1773378 2016-12-09 13:19:59Z tv $
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      */
40 | 0 |
     public class VelocityDirectScreen
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         extends VelocityScreen
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     {
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         /** The prefix for lookup up screen pages */
44 | 0 |
         private String prefix = getPrefix() + "/";
45 |  |
46 |  |
         /**
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          * This builds the Velocity template.
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          *
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          * @param pipelineData Turbine information.
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          * @return the content of the screen
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          * @throws Exception a generic exception.
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          */
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         @Override
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         public String buildTemplate(PipelineData pipelineData)
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             throws Exception
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         {
57 | 0 |
             RunData data = getRunData(pipelineData);
58 | 0 |
             Context context = velocity.getContext(pipelineData);
59 |  |
60 | 0 |
             String screenTemplate = data.getTemplateInfo().getScreenTemplate();
61 | 0 |
             String templateName
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                 = templateService.getScreenTemplateName(screenTemplate);
63 |  |
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             // The Template Service could not find the Screen
65 | 0 |
             if (StringUtils.isEmpty(templateName))
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             {
67 | 0 |
                 log.error("Screen " + screenTemplate + " not found!");
68 | 0 |
                 throw new Exception("Could not find screen for " + screenTemplate);
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             }
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71 |  |
             try
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             {
73 | 0 |
                 velocity.handleRequest(context,
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                                               prefix + templateName,
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                                               data.getResponse().getOutputStream());
76 |  |
77 |  |
             }
78 | 0 |
             catch (Exception e)
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             {
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                 // If there is an error, build a $processingException and
81 |  |
                 // attempt to call the error.vm template in the screens
82 |  |
                 // directory.
83 | 0 |
                 context.put (TurbineConstants.PROCESSING_EXCEPTION_PLACEHOLDER, e.toString());
84 | 0 |
                 context.put (TurbineConstants.STACK_TRACE_PLACEHOLDER, ExceptionUtils.getStackTrace(e));
85 |  |
86 | 0 |
                 velocity.handleRequest(context, prefix + templateError,
87 |  |
                         data.getResponse().getOutputStream());
88 | 0 |
             }
89 |  |
90 | 0 |
             return null;
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         }
92 |  |
     }