01: /*
02: * socket_stream.java
03: *
04: * Copyright (C) 2004 Peter Graves
05: * $Id: socket_stream.java,v 1.2 2004/06/22 23:07:47 piso Exp $
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU General Public License
09: * as published by the Free Software Foundation; either version 2
10: * of the License, or (at your option) any later version.
11: *
12: * This program is distributed in the hope that it will be useful,
13: * but WITHOUT ANY WARRANTY; without even the implied warranty of
14: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15: * GNU General Public License for more details.
16: *
17: * You should have received a copy of the GNU General Public License
18: * along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20: */
21:
22: package org.armedbear.lisp;
23:
24: import java.net.Socket;
25:
26: // ### %socket-stream
27: public final class socket_stream extends Primitive2 {
28: private socket_stream() {
29: super ("%socket-stream", PACKAGE_SYS, false,
30: "socket element-type");
31: }
32:
33: public LispObject execute(LispObject first, LispObject second)
34: throws ConditionThrowable {
35: Socket socket = (Socket) ((JavaObject) first).getObject();
36: LispObject elementType = second; // Checked by caller.
37: try {
38: Stream in = new Stream(socket.getInputStream(), elementType);
39: Stream out = new Stream(socket.getOutputStream(),
40: elementType);
41: return new SocketStream(socket, in, out);
42: } catch (Exception e) {
43: return signal(new LispError(e.getMessage()));
44: }
45: }
46:
47: private static final Primitive2 SOCKET_STREAM = new socket_stream();
48: }
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