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Java > Open Source Codes > org > openejb > server > admin > AdminDaemon


1 /**
2  * Redistribution and use of this software and associated documentation
3  * ("Software"), with or without modification, are permitted provided
4  * that the following conditions are met:
5  *
6  * 1. Redistributions of source code must retain copyright
7  * statements and notices. Redistributions must also contain a
8  * copy of this document.
9  *
10  * 2. Redistributions in binary form must reproduce the
11  * above copyright notice, this list of conditions and the
12  * following disclaimer in the documentation and/or other
13  * materials provided with the distribution.
14  *
15  * 3. The name "OpenEJB" must not be used to endorse or promote
16  * products derived from this Software without prior written
17  * permission of The OpenEJB Group. For written permission,
18  * please contact dev@openejb.org.
19  *
20  * 4. Products derived from this Software may not be called "OpenEJB"
21  * nor may "OpenEJB" appear in their names without prior written
22  * permission of The OpenEJB Group. OpenEJB is a registered
23  * trademark of The OpenEJB Group.
24  *
25  * 5. Due credit should be given to the OpenEJB Project
26  * (http://www.openejb.org/).
27  *
28  * THIS SOFTWARE IS PROVIDED BY THE OPENEJB GROUP AND CONTRIBUTORS
29  * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30  * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31  * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32  * THE OPENEJB GROUP OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39  * OF THE POSSIBILITY OF SUCH DAMAGE.
40  *
41  * Copyright 2001 (C) The OpenEJB Group. All Rights Reserved.
42  *
43  * $Id: AdminDaemon.java 2476 2006-02-21 08:45:52Z dblevins $
44  */
45 package org.openejb.server.admin;
46
47 import java.io.*;
48 import java.net.*;
49 import java.util.*;
50 import org.openejb.server.ServerService;
51 import org.openejb.server.ServiceManager;
52 import org.openejb.server.ServiceException;
53 import org.openejb.client.RequestMethods;
54
55 /**
56  * This is the base class for orcistrating the other daemons
57  * which actually accept and react to calls coming in from
58  * different protocols or channels.
59  *
60  * To perform this task, this class will
61  * newInstance()
62  * init( port, properties)
63  * start()
64  * stop()
65  *
66  *
67  * @author <a HREF="mailto:david.blevins@visi.com">David Blevins</a>
68  */
69 public class AdminDaemon implements ServerService {
70
71     public void init(Properties props) throws Exception JavaDoc {
72     }
73
74
75     public void service(InputStream in, OutputStream out) throws ServiceException, IOException {
76         throw new UnsupportedOperationException JavaDoc("service(in,out)");
77     }
78
79     public void service(Socket socket) throws ServiceException,IOException {
80         InputStream in = null;
81         InetAddress clientIP = null;
82         
83         try {
84             in = socket.getInputStream();
85             clientIP = socket.getInetAddress();
86
87
88             byte requestType = (byte)in.read();
89             
90             if (requestType == -1) {return;}
91             
92             switch (requestType) {
93                 case RequestMethods.STOP_REQUEST_Quit:
94                 case RequestMethods.STOP_REQUEST_quit:
95                 case RequestMethods.STOP_REQUEST_Stop:
96                 case RequestMethods.STOP_REQUEST_stop:
97                     ServiceManager.getManager().stop();
98                     //stop(clientIP, serverSocket.getInetAddress());
99
100             }
101
102             // Exceptions should not be thrown from these methods
103 // They should handle their own exceptions and clean
104 // things up with the client accordingly.
105 } catch ( SecurityException JavaDoc e ) {
106             //logger.error( "Security error: "+ e.getMessage() );
107 } catch ( Throwable JavaDoc e ) {
108             //logger.error( "Unexpected error", e );
109 //System.out.println("ERROR: "+clienntIP.getHostAddress()+": " +e.getMessage());
110 } finally {
111             try {
112                 if ( in != null ) in.close();
113                 if ( socket != null ) socket.close();
114             } catch ( Throwable JavaDoc t ){
115                 //logger.error("Encountered problem while closing connection with client: "+t.getMessage());
116 }
117         }
118     }
119     
120     public void start() throws ServiceException {
121     }
122
123     public void stop() throws ServiceException {
124     }
125
126     /**
127      * Gets the port number that the
128      * daemon is listening on.
129      */
130     public int getPort() {
131         return 0;
132     }
133     
134     public String JavaDoc getIP() {
135         return "";
136     }
137     
138     public String JavaDoc getName() {
139         return "admin thread";
140     }
141
142 }
143
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