Source code: com/k_int/codec/runtime/BOOL_codec.java
1 /**
2 *
3 * bool_codec
4 *
5 * @author Ian Ibbotson ( ibbo@k-int.com )
6 * @version $Id: BOOL_codec.java,v 1.2 2000/12/23 10:44:33 ianibbo Exp $
7 *
8 * Copyright: Copyright (C) 2000, Knowledge Integration Ltd.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public License
12 * as published by the Free Software Foundation; either version 2.1 of
13 * the license, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 * GNU Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public License
21 * along with this program; if not, write to the Free Software
22 * Foundation, Inc., 59 Temple Place - Suite
23 * 330, Boston, MA 02111-1307, USA.
24 *
25 */
26
27 package com.k_int.codec.runtime;
28
29 public class BOOL_codec extends base_codec
30 {
31 private static BOOL_codec me = null;
32
33 public static BOOL_codec getCodec()
34 {
35 if ( null == me )
36 me = new BOOL_codec();
37
38 return me;
39 }
40
41 public Object serialize(SerializationManager sm,
42 Object type_instance,
43 boolean is_optional,
44 String type_name) throws java.io.IOException
45 {
46 Boolean retval = (Boolean)type_instance;
47 boolean is_constructed = false;
48
49 if ( sm.getDirection() == SerializationManager.DIRECTION_ENCODE )
50 {
51 if ( null != retval )
52 {
53 sm.implicit_settag(SerializationManager.UNIVERSAL, SerializationManager.BOOLEAN);
54 int len = sm.tag_codec(false);
55 if ( len >= 0 )
56 retval = sm.boolean_codec(retval, is_constructed);
57 }
58 }
59 else if ( sm.getDirection() == SerializationManager.DIRECTION_DECODE )
60 {
61 sm.implicit_settag(SerializationManager.UNIVERSAL, SerializationManager.BOOLEAN);
62 int len = sm.tag_codec(false);
63 if ( len >= 0 )
64 retval = sm.boolean_codec(retval, is_constructed);
65 }
66
67 if ( ( null == retval ) && ( ! is_optional ) )
68 throw new java.io.IOException("Missing mandatory member: "+type_name);
69
70 return (Object)retval;
71 }
72 }