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Java > Open Source Codes > org > armedbear > lisp > read_delimited_list


1 /*
2  * read_delimited_list.java
3  *
4  * Copyright (C) 2004 Peter Graves
5  * $Id: read_delimited_list.java,v 1.1 2004/03/17 16:23:38 piso Exp $
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
22 package org.armedbear.lisp;
23
24 // ### read-delimited-list char &optional input-stream recursive-p => list
25 public final class read_delimited_list extends Primitive
26 {
27     private read_delimited_list()
28     {
29         super("read-delimited-list", "char &optional input-stream recursive-p");
30     }
31
32     public LispObject execute(LispObject[] args) throws ConditionThrowable
33     {
34         int length = args.length;
35         if (length < 1 || length > 3)
36             signal(new WrongNumberOfArgumentsException(this));
37         char c = LispCharacter.getValue(args[0]);
38         Stream stream =
39             length > 1 ? inSynonymOf(args[1]) : getStandardInput();
40         return stream.readDelimitedList(c);
41     }
42
43     private static final Primitive READ_DELIMITED_LIST = new read_delimited_list();
44 }
45
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