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Java > Open Source Codes > org > apache > ajp > tomcat4 > JkServlet


1 /*
2  * Copyright 1999-2004 The Apache Software Foundation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16
17 package org.apache.ajp.tomcat4;
18
19
20 import java.io.IOException JavaDoc;
21
22 import javax.servlet.ServletException JavaDoc;
23 import javax.servlet.http.HttpServlet JavaDoc;
24 import javax.servlet.http.HttpServletRequest JavaDoc;
25 import javax.servlet.http.HttpServletResponse JavaDoc;
26
27 import org.apache.catalina.Container;
28 import org.apache.catalina.ContainerServlet;
29 import org.apache.catalina.Context;
30 import org.apache.catalina.Wrapper;
31
32
33 /**
34  * Module loader for JkServlet
35  *
36  * @author Costin Manolache
37  */
38 public class JkServlet
39     extends HttpServlet JavaDoc implements ContainerServlet
40 {
41     // -------------------- ContainerServlet interface --------------------
42 Wrapper wrapper;
43     
44     public Wrapper getWrapper() {
45     if( dL > 0 ) d("getWrapper()");
46     return wrapper;
47     }
48
49     public void setWrapper(Wrapper wrapper) {
50     if( dL > 0 ) d("setWrapper() " + wrapper );
51     this.wrapper=wrapper;
52     }
53
54     Context ctx;
55     
56     /**
57      * Initialize this servlet.
58      */
59     public void init() throws ServletException JavaDoc {
60     super.init();
61         if(wrapper == null) {
62         log("No wrapper available, make sure the app is trusted");
63         //System.out.println("No wrapper available, make sure the app is trusted");
64 return;
65     }
66
67     ctx=(Context) wrapper.getParent();
68
69     if( dL > 0 ) {
70         d("Wrapper: " + wrapper.getClass().getName() + " " + wrapper );
71         d("Ctx: " + ctx.getClass().getName() + " " + ctx );
72         Object JavaDoc parent=ctx.getParent();
73         d("P: " + parent.getClass().getName() + " " + parent );
74         while( parent instanceof Container ) {
75         parent=((Container)parent).getParent();
76         d("P: " + parent.getClass().getName() + " " + parent );
77         }
78     }
79     
80     }
81
82     public void service(HttpServletRequest JavaDoc request,
83                       HttpServletResponse JavaDoc response)
84         throws IOException JavaDoc, ServletException JavaDoc
85     {
86     throw new ServletException JavaDoc("Shouldn't be called direclty");
87     }
88     
89     private static final int dL=10;
90     private void d(String JavaDoc s ) {
91         log( "JkServlet: " + s );
92     }
93
94
95 }
96
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