Clover coverage report - Code Coverage for tapestry release 3.1-alpha-1
Coverage timestamp: Mon Feb 21 2005 09:16:14 EST
file stats: LOC: 80   Methods: 3
NCLOC: 41   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
ContextAsset.java 100% 90% 100% 93.3%
coverage coverage
 1   
 // Copyright 2004, 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.asset;
 16   
 
 17   
 import java.io.InputStream;
 18   
 import java.net.URL;
 19   
 
 20   
 import org.apache.hivemind.ApplicationRuntimeException;
 21   
 import org.apache.hivemind.Location;
 22   
 import org.apache.hivemind.util.ContextResource;
 23   
 import org.apache.hivemind.util.Defense;
 24   
 import org.apache.tapestry.IAsset;
 25   
 import org.apache.tapestry.IEngine;
 26   
 import org.apache.tapestry.IRequestCycle;
 27   
 import org.apache.tapestry.Tapestry;
 28   
 
 29   
 /**
 30   
  * An asset whose path is relative to the {@link javax.servlet.ServletContext}containing the
 31   
  * application.
 32   
  * 
 33   
  * @author Howard Lewis Ship
 34   
  */
 35   
 
 36   
 public class ContextAsset extends AbstractAsset implements IAsset
 37   
 {
 38   
     private String _contextPath;
 39   
 
 40   
     private String _resolvedURL;
 41   
 
 42  6
     public ContextAsset(String contextPath, ContextResource resourceLocation, Location location)
 43   
     {
 44  6
         super(resourceLocation, location);
 45   
 
 46  6
         Defense.notNull(contextPath, "contextPath");
 47   
 
 48  6
         _contextPath = contextPath;
 49   
     }
 50   
 
 51   
     /**
 52   
      * Generates a URL for the client to retrieve the asset. The context path is prepended to the
 53   
      * asset path, which means that assets deployed inside web applications will still work (if
 54   
      * things are configured properly).
 55   
      */
 56   
 
 57  6
     public String buildURL(IRequestCycle cycle)
 58   
     {
 59  6
         if (_resolvedURL == null)
 60  5
             _resolvedURL = _contextPath + getResourceLocation().getPath();
 61   
 
 62  6
         return _resolvedURL;
 63   
     }
 64   
 
 65  1
     public InputStream getResourceAsStream(IRequestCycle cycle)
 66   
     {
 67  1
         try
 68   
         {
 69  1
             URL url = getResourceLocation().getResourceURL();
 70   
 
 71  1
             return url.openStream();
 72   
         }
 73   
         catch (Exception ex)
 74   
         {
 75  0
             throw new ApplicationRuntimeException(Tapestry.format(
 76   
                     "ContextAsset.resource-missing",
 77   
                     getResourceLocation()), ex);
 78   
         }
 79   
     }
 80   
 }