source: branches/streams/abcl/src/org/armedbear/lisp/create_new_file.java

Last change on this file was 12288, checked in by vvoutilainen, 15 years ago

Don't extend Lisp in LispObject, static import Lisp wherever
necessary. Patch by Douglas R. Miles.

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 2.2 KB
Line 
1/*
2 * create_new_file.java
3 *
4 * Copyright (C) 2004-2006 Peter Graves
5 * $Id: create_new_file.java 12288 2009-11-29 22:00:12Z vvoutilainen $
6 *
7 * This program is free software; you can redistribute it and/or
8 * modify it under the terms of the GNU General Public License
9 * 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 * As a special exception, the copyright holders of this library give you
22 * permission to link this library with independent modules to produce an
23 * executable, regardless of the license terms of these independent
24 * modules, and to copy and distribute the resulting executable under
25 * terms of your choice, provided that you also meet, for each linked
26 * independent module, the terms and conditions of the license of that
27 * module.  An independent module is a module which is not derived from
28 * or based on this library.  If you modify this library, you may extend
29 * this exception to your version of the library, but you are not
30 * obligated to do so.  If you do not wish to do so, delete this
31 * exception statement from your version.
32 */
33
34package org.armedbear.lisp;
35
36import static org.armedbear.lisp.Lisp.*;
37
38import java.io.File;
39import java.io.IOException;
40
41// ### create-new-file
42public final class create_new_file extends Primitive
43{
44    private create_new_file()
45    {
46        super("create-new-file", PACKAGE_SYS, true, "namestring");
47    }
48
49    @Override
50    public LispObject execute(LispObject arg)
51    {
52        final String namestring = arg.getStringValue();
53        try {
54            return new File(namestring).createNewFile() ? T : NIL;
55        }
56        catch (IOException e) {
57            return error(new StreamError(null, e));
58        }
59    }
60
61    private static final Primitive CREATE_NEW_FILE = new create_new_file();
62}
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