1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one or more
3    * contributor license agreements.  See the NOTICE file distributed with
4    * this work for additional information regarding copyright ownership.
5    * The ASF licenses this file to You under the Apache License, Version 2.0
6    * (the "License"); you may not use this file except in compliance with
7    * the License.  You may obtain a copy of the License at
8    * 
9    *      http://www.apache.org/licenses/LICENSE-2.0
10   * 
11   * Unless required by applicable law or agreed to in writing, software
12   * distributed under the License is distributed on an "AS IS" BASIS,
13   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14   * See the License for the specific language governing permissions and
15   * limitations under the License.
16   */
17  
18  
19  package org.apache.log4j.net;
20  
21  import java.net.Socket;
22  import java.net.ServerSocket;
23  
24  import org.apache.log4j.Logger;
25  import org.apache.log4j.LogManager;
26  import org.apache.log4j.PropertyConfigurator;
27  import org.apache.log4j.MDC;
28  import org.apache.log4j.helpers.LogLog;
29  
30  /**
31   * This SocketServer exits after certain number of connections from a
32   * client. This number is determined the totalsTest parameter, that is
33   * the first argument on the commmand line. The second argument,
34   * prefix, determines the prefix of the configuration file to
35   * use. Each run of the server will use a different properties
36   * file. For the i-th run, the path to the file is
37   * (prefix+i+".properties").
38   *
39   * @author Ceki Gulcu */
40  
41  public class ShortSocketServer  {
42  
43    static Logger cat = Logger.getLogger(ShortSocketServer.class);
44  
45    public 
46    static 
47    void main(String args[]) throws Exception {
48      int totalTests = 0;
49      String prefix = null;
50  
51      if(args.length == 2) {
52        totalTests = Integer.parseInt(args[0]);
53        prefix = args[1];
54      } else {
55        usage("Wrong number of arguments."); 
56      }
57      
58  
59        LogLog.debug("Listening on port " + SocketServerTestCase.PORT);
60        ServerSocket serverSocket = new ServerSocket(SocketServerTestCase.PORT);
61  
62        MDC.put("hostID", "shortSocketServer");
63  
64        for(int i = 1; i <= totalTests; i++) {
65  	PropertyConfigurator.configure(prefix+i+".properties");
66  	LogLog.debug("Waiting to accept a new client.");
67  	Socket socket = serverSocket.accept();
68  	LogLog.debug("Connected to client at " + socket.getInetAddress());
69  	LogLog.debug("Starting new socket node.");	
70  	SocketNode sn = new SocketNode(socket, LogManager.getLoggerRepository());
71  	Thread t = new Thread(sn);
72  	t.start(); 
73  	t.join();
74        }
75    }
76  
77    
78    static
79    void usage(String msg) {
80      System.err.println(msg);
81      System.err.println(
82        "Usage: java " +ShortSocketServer.class.getName() + " totalTests configFilePrefix");
83      System.exit(1);
84    }    
85  }