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Java > Open Source Codes > org > hamletsoft > enhydra > cactus > business > EnhydraAppTestCaller


1 /*
2  * The Apache Software License, Version 1.1
3  *
4  * Copyright (c) 1999 The Apache Software Foundation. All rights
5  * reserved.
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7  * Redistribution and use in source and binary forms, with or without
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22  * Apache Software Foundation (http://www.apache.org/)."
23  * Alternately, this acknowlegement may appear in the software itself,
24  * if and wherever such third-party acknowlegements normally appear.
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26  * 4. The names "The Jakarta Project", "Cactus", and "Apache Software
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54  * formatted with JxBeauty (c) johann.langhofer@nextra.at
55  */
56
57
58 package org.hamletsoft.enhydra.cactus.business;
59
60 import java.io.*;
61 import java.lang.reflect.*;
62 import java.net.*;
63 import java.util.*;
64 import javax.servlet.*;
65 import javax.servlet.http.*;
66 import org.apache.cactus.*;
67 import org.apache.log4j.Logger;
68 import org.hamletsoft.enhydra.cactus.data.*;
69 import org.apache.cactus.server.AbstractWebTestCaller;
70 import com.lutris.appserver.server.httpPresentation.HttpPresentationComms;
71 import javax.servlet.http.HttpServletRequest JavaDoc;
72 import org.hamletsoft.enhydra.cactus.spec.*;
73
74 /**
75  * Responsible for instanciating the <code>TestCase</code> class on the server
76  * side, set up the implicit objects and call the test method.
77  *
78  * @author <a HREF="mailto:hattori@hitachizosen.co.jp">Ryuji "The Hamlet" Hattori</a>
79  *
80  * @version $Id: EnhydraAppTestCaller.java,v 1.1 2004/08/16 09:35:01 slobodan Exp $
81  */
82 public class EnhydraAppTestCaller extends AbstractWebTestCaller {
83   /**
84    * The logger
85    */
86   protected static Logger logger = Logger.getLogger(EnhydraAppTestCaller.class.getName());
87
88   /**
89    * @param theObjects the implicit objects coming from the redirector
90    */
91   public EnhydraAppTestCaller (EnhydraAppImplicitObjectsImpl theObjects) {
92   super(theObjects);
93   }
94
95   /**
96    * @return a <code>Writer</code> object that will be used to return the
97    * test result to the client side.
98    * @exception IOException if an error occurs when retrieving the writer
99    */
100   protected Writer getResponseWriter () throws IOException {
101     HttpPresentationComms comms = ((EnhydraAppImplicitObjects)this.webImplicitObjects).getPresentationComms();
102     return comms.response.getHttpServletResponse().getWriter();
103   }
104
105   /**
106    * Sets the test case fields using the implicit objects (using reflection).
107    * @param theTestInstance the test class instance
108    */
109   protected void setTestCaseFields (AbstractTestCase theTestInstance) throws Exception JavaDoc {
110     logger.info("setTestCaseFields([" + theTestInstance + "])");
111     EnhydraAppTestCase servletInstance = (EnhydraAppTestCase)theTestInstance;
112     EnhydraAppImplicitObjects servletImplicitObjects = (EnhydraAppImplicitObjects)this.webImplicitObjects;
113     // Sets the request field of the test case class
114 // ---------------------------------------------
115 // Extract from the HTTP request the URL to simulate (if any)
116 HttpPresentationComms comms = servletImplicitObjects.getPresentationComms();
117     // Set the application field of the test case class
118 // -------------------------------------------
119 Field commsField = servletInstance.getClass().getField("comms");
120     commsField.set(servletInstance, comms);
121     Field requestField = servletInstance.getClass().getField("request");
122     requestField.set(servletInstance, comms.request);
123     // Set the response field of the test case class
124 // ---------------------------------------------
125 Field responseField = servletInstance.getClass().getField("response");
126     responseField.set(servletInstance, comms.response);
127     // Set the application field of the test case class
128 // -------------------------------------------
129 Field applicationField = servletInstance.getClass().getField("application");
130     applicationField.set(servletInstance, comms.application);
131     logger.info("setTestCaseFields");
132   }
133
134   /**
135    * Overwrite Methods. because of need to load class by presentation class loader.
136    *
137    * @param theClassName the name of the test class
138    * @param theTestCaseName the name of the current test case
139    * @return the class object the test class to call
140    */
141   protected Class JavaDoc getTestClassClass (String JavaDoc theClassName) throws ServletException {
142     logger.info("getTestClassClass([" + theClassName + "])");
143     // Get the class to call and build an instance of it.
144 Class JavaDoc testClass = null;
145     try {
146       EnhydraAppImplicitObjects servletImplicitObjects = (EnhydraAppImplicitObjects)this.webImplicitObjects;
147       HttpPresentationComms comms = servletImplicitObjects.getPresentationComms();
148       testClass = Class.forName(theClassName, true, comms.application.getHttpPresentationManager().getAppClassLoader());
149     } catch (Exception JavaDoc e) {
150       e.printStackTrace();
151       String JavaDoc message = "Error finding class [" + theClassName + "] in classpath";
152       logger.error(message, e);
153       throw new ServletException(message, e);
154     }
155     logger.info("getTestClassClass");
156     return testClass;
157   }
158 }
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