01: /*
02: * CapitalizeFirstStream.java
03: *
04: * Copyright (C) 2004 Peter Graves
05: * $Id: CapitalizeFirstStream.java,v 1.1 2004/06/08 22:52:10 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: public final class CapitalizeFirstStream extends CaseFrobStream {
25: boolean virgin = true;
26:
27: public CapitalizeFirstStream(Stream target)
28: throws ConditionThrowable {
29: super (target);
30: }
31:
32: public void _writeChar(char c) throws ConditionThrowable {
33: if (virgin) {
34: c = Utilities.toUpperCase(c);
35: virgin = false;
36: } else
37: c = Utilities.toLowerCase(c);
38: target._writeChar(c);
39: }
40:
41: public void _writeString(String s) throws ConditionThrowable {
42: if (s.length() > 0) {
43: if (virgin) {
44: target._writeChar(Utilities.toUpperCase(s.charAt(0)));
45: virgin = false;
46: target._writeString(s.substring(1).toLowerCase());
47: } else
48: target._writeString(s.toLowerCase());
49: }
50: }
51:
52: public void _writeLine(String s) throws ConditionThrowable {
53: _writeString(s);
54: _writeChar('\n');
55: }
56: }
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