01: /*
02: * SiteName.java
03: *
04: * Copyright (C) 2004 Peter Graves
05: * $Id: SiteName.java,v 1.1 2004/02/27 17:50:06 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.InetAddress;
25:
26: public final class SiteName extends Lisp {
27: private static LispObject getHostName() {
28: String hostName = null;
29: try {
30: InetAddress addr = InetAddress.getLocalHost();
31: if (addr != null)
32: hostName = addr.getHostName();
33: } catch (Throwable t) {
34: }
35: return hostName != null ? new SimpleString(hostName) : NIL;
36: }
37:
38: private static final Primitive0 MACHINE_INSTANCE = new Primitive0(
39: "machine-instance") {
40: public LispObject execute() {
41: return getHostName();
42: }
43: };
44:
45: private static final Primitive0 LONG_SITE_NAME = new Primitive0(
46: "long-site-name") {
47: public LispObject execute() {
48: return getHostName();
49: }
50: };
51:
52: private static final Primitive0 SHORT_SITE_NAME = new Primitive0(
53: "short-site-name") {
54: public LispObject execute() {
55: return getHostName();
56: }
57: };
58: }
|