root / trunk / build / distribution / IzPack / src / lib / com / izforge / izpack / util / RegularExpressionValidator.java @ 21757
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/*
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* $Id: RegularExpressionValidator.java 5819 2006-06-14 07:29:09Z cesar $
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* IzPack
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* Copyright (C) 2001-2004 Julien Ponge
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*
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* File : RegularExpressionValidator.java
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* Description : A validator to enforce non-empty fields.
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* Author's email : mike.cunneen@screwfix.com
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* Author's Website : N/A
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*/
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package com.izforge.izpack.util; |
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import java.util.Map; |
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import org.apache.regexp.RE; |
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import com.izforge.izpack.panels.ProcessingClient; |
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import com.izforge.izpack.panels.RuleInputField; |
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import com.izforge.izpack.panels.Validator; |
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/**
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* A validator to enforce non-empty fields.
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*
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* This validator can be used for rule input fields in the UserInputPanel to make
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* sure that the user's entry matches a specified regular expression.
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*
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* @author Mike Cunneen <mike dot cunneen at screwfix dot com>
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*/
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public class RegularExpressionValidator implements Validator |
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{ |
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public static final String STR_PATTERN_DEFAULT = "[a-zA-Z0-9._-]{3,}@[a-zA-Z0-9._-]+([.][a-zA-Z0-9_-]+)*[.][a-zA-Z0-9._-]{2,4}"; |
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private static final String PATTERN_PARAM = "pattern"; |
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public boolean validate(ProcessingClient client) |
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{ |
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String patternString;
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RuleInputField field = (RuleInputField) client; |
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if (field.hasParams())
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{ |
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Map paramMap = field.getValidatorParams();
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patternString = (String) paramMap.get(PATTERN_PARAM);
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} |
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else
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{ |
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patternString = STR_PATTERN_DEFAULT; |
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} |
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RE pattern = new RE(patternString);
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return pattern.match(((RuleInputField) client).getText());
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} |
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} |