01: /*
02: * Beryl - A web platform based on XML, XSLT and Java
03: * This file is part of the Beryl XML GUI
04: *
05: * Copyright (C) 2004 Wenzel Jakob <wazlaf@tigris.org>
06: *
07: * This program is free software; you can redistribute it and/or
08: * modify it under the terms of the GNU Lesser General Public
09: * License as published by the Free Software Foundation; either
10: * version 2.1 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 GNU
15: * Lesser General Public License for more details.
16: *
17: * You should have received a copy of the GNU Lesser General Public
18: * License along with this program; if not, write to the Free Software
19: * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-3107 USA
20: */
21:
22: package org.beryl.gui.validators;
23:
24: import org.beryl.gui.InternationalizationManager;
25: import org.beryl.gui.View;
26: import org.beryl.gui.widgets.TextField;
27:
28: /**
29: * A validator for fixed-point numbers
30: */
31: public class IntegerValidator implements Validator {
32: public void validate(View view) throws ValidationException {
33: TextField field = (TextField) view;
34: String text = field.getText();
35:
36: try {
37: Integer.parseInt(text);
38: } catch (NumberFormatException e) {
39: throw new ValidationException(
40: view,
41: InternationalizationManager
42: .getString("xmlgui.validator.number.invalid"));
43: }
44: }
45: }
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