01: /*****************************************************************************
02: * *
03: * This file is part of the BeanShell Java Scripting distribution. *
04: * Documentation and updates may be found at http://www.beanshell.org/ *
05: * *
06: * Sun Public License Notice: *
07: * *
08: * The contents of this file are subject to the Sun Public License Version *
09: * 1.0 (the "License"); you may not use this file except in compliance with *
10: * the License. A copy of the License is available at http://www.sun.com *
11: * *
12: * The Original Code is BeanShell. The Initial Developer of the Original *
13: * Code is Pat Niemeyer. Portions created by Pat Niemeyer are Copyright *
14: * (C) 2000. All Rights Reserved. *
15: * *
16: * GNU Public License Notice: *
17: * *
18: * Alternatively, the contents of this file may be used under the terms of *
19: * the GNU Lesser General Public License (the "LGPL"), in which case the *
20: * provisions of LGPL are applicable instead of those above. If you wish to *
21: * allow use of your version of this file only under the terms of the LGPL *
22: * and not to allow others to use your version of this file under the SPL, *
23: * indicate your decision by deleting the provisions above and replace *
24: * them with the notice and other provisions required by the LGPL. If you *
25: * do not delete the provisions above, a recipient may use your version of *
26: * this file under either the SPL or the LGPL. *
27: * *
28: * Patrick Niemeyer (pat@pat.net) *
29: * Author of Learning Java, O'Reilly & Associates *
30: * http://www.pat.net/~pat/ *
31: * *
32: *****************************************************************************/package bsh.util;
33:
34: import java.io.*;
35:
36: import java.net.Socket;
37: import java.net.ServerSocket;
38: import bsh.*;
39:
40: /**
41: BeanShell remote session server.
42: Starts instances of bsh for client connections.
43: Note: the sessiond effectively maps all connections to the same interpreter
44: (shared namespace).
45: */
46: public class Sessiond extends Thread {
47: private ServerSocket ss;
48: NameSpace globalNameSpace;
49:
50: /*
51: public static void main(String argv[]) throws IOException
52: {
53: new Sessiond( Integer.parseInt(argv[0])).start();
54: }
55: */
56:
57: public Sessiond(NameSpace globalNameSpace, int port)
58: throws IOException {
59: ss = new ServerSocket(port);
60: this .globalNameSpace = globalNameSpace;
61: }
62:
63: public void run() {
64: try {
65: while (true)
66: new SessiondConnection(globalNameSpace, ss.accept())
67: .start();
68: } catch (IOException e) {
69: System.out.println(e);
70: }
71: }
72: }
73:
74: class SessiondConnection extends Thread {
75: NameSpace globalNameSpace;
76: Socket client;
77:
78: SessiondConnection(NameSpace globalNameSpace, Socket client) {
79: this .client = client;
80: this .globalNameSpace = globalNameSpace;
81: }
82:
83: public void run() {
84: try {
85: InputStream in = client.getInputStream();
86: PrintStream out = new PrintStream(client.getOutputStream());
87: Interpreter i = new Interpreter(new InputStreamReader(in),
88: out, out, true, globalNameSpace);
89: i.setExitOnEOF(false); // don't exit interp
90: i.run();
91: } catch (IOException e) {
92: System.out.println(e);
93: }
94: }
95: }
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