Tomcat4xContainer


1   /* 
2    * ========================================================================
3    * 
4    * Copyright 2003-2004 The Apache Software Foundation.
5    *
6    * Licensed under the Apache License, Version 2.0 (the "License");
7    * you may not use this file except in compliance with the License.
8    * You may obtain a copy of the License at
9    * 
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   * 
12   * Unless required by applicable law or agreed to in writing, software
13   * distributed under the License is distributed on an "AS IS" BASIS,
14   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15   * See the License for the specific language governing permissions and
16   * limitations under the License.
17   * 
18   * ========================================================================
19   */
20  package org.apache.cactus.integration.ant.container.tomcat;
21  
22  import java.io.File  ;
23  import java.io.IOException  ;
24  
25  import org.apache.tools.ant.BuildException;
26  import org.apache.tools.ant.util.FileUtils;
27  
28  /**
29   * Special container support for the Apache Tomcat 4.x servlet container.
30   * 
31   * @version $Id: Tomcat4xContainer.java,v 1.6 2004/02/29 10:10:41 vmassol Exp $
32   */
33  public class Tomcat4xContainer extends AbstractCatalinaContainer
34  {
35      // Instance Variables ------------------------------------------------------
36  
37      /**
38       * A user-specific context xml configuration file.
39       */
40      private File   contextXml;
41  
42      // Public Methods ----------------------------------------------------------
43  
44      /**
45       * @return The context xml file, if set or null otherwise
46       */
47      public final File   getContextXml()
48      {
49          return this.contextXml;
50      }
51  
52      /**
53       * Sets a user-custom context xml configuration file to use for the test
54       * installation of Tomcat.
55       * 
56       * @param theContextXml the custom context xml file to use
57       */
58      public final void setContextXml(File   theContextXml)
59      {
60          this.contextXml = theContextXml;
61      }
62      
63      // Container Implementation ------------------------------------------------
64  
65      /**
66       * @see org.apache.cactus.integration.ant.container.Container#init
67       */
68      public final void init()
69      {
70          super.init();
71  
72          if (!getVersion().startsWith("4"))
73          {
74              throw new BuildException(
75                  "This element doesn't support version " + getVersion()
76                  + " of Tomcat");
77          }
78      }
79  
80      /**
81       * @see org.apache.cactus.integration.ant.container.Container#startUp
82       */
83      public final void startUp()
84      {
85          try
86          {
87              prepare("tomcat4x", "cactus/tomcat4x");
88              invokeBootstrap("start");
89          }
90          catch (IOException   ioe)
91          {
92              getLog().error("Failed to startup the container", ioe);
93              throw new BuildException(ioe);
94          }
95      }
96  
97      /**
98       * @see org.apache.cactus.integration.ant.container.Container#shutDown
99       */
100     public final void shutDown()
101     {
102         invokeBootstrap("stop");
103     }
104 
105     /**
106      * Tomcat 4.x-specific setup of a temporary installation of the container.
107      * 
108      * @param theResourcePrefix The prefix to use when looking up container
109      *        resource in the JAR
110      * @param theDirName The name of the temporary container installation
111      *        directory
112      * @throws IOException If an I/O error occurs
113      * @see AbstractCatalinaContainer#prepare(String, String)
114      */
115     protected void prepare(String   theResourcePrefix, String   theDirName)
116         throws IOException  
117     {
118         super.prepare(theResourcePrefix, theDirName);
119 
120         FileUtils fileUtils = FileUtils.newFileUtils();
121         
122         // Copy user-provided context xml file into the temporary webapp/
123         // container directory
124         File   webappsDir = new File  (getTmpDir(), "webapps");
125         if (getContextXml() != null)
126         {
127             fileUtils.copyFile(getContextXml(), 
128                 new File  (webappsDir, getContextXml().getName()));
129         }
130         
131     }
132     
133 }
134
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