1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.utils.ui.validators;
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14 import java.util.regex.Matcher;
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15 import java.util.regex.Pattern;
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17 import org.eclipse.jface.dialogs.IInputValidator;
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20 * Regular expression validator
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22 * @author Toni Kalajainen
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24 public class RegexpValidator implements IInputValidator {
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27 //^([a-zA-Z0-9\\*]([a-zA-Z0-9\\-\\*]{0,61}[a-zA-Z0-9\\*])?\\.)*[a-zA-Z0-9\\*]([a-zA-Z0-9\\-\\*]{0,61}[a-zA-Z0-9\\*])?$
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30 //public static final String URL_VALIDATOR_STRING = "^[A-Za-z]+://[A-Za-z0-9-_]+\\.[A-Za-z0-9-_%&\\?\\/.=]+$";
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31 //public static RegexpValidator URL_VALIDATOR = new RegexpValidator(URL_VALIDATOR_STRING, "Invalid URL");
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33 private final Pattern pattern;
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34 private final String errorMsg;
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36 public RegexpValidator(String regexp, String errorMsg) {
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37 pattern = Pattern.compile(regexp);
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38 this.errorMsg = errorMsg;
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41 public RegexpValidator(Pattern pattern, String errorMsg) {
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42 this.pattern = pattern;
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43 this.errorMsg = errorMsg;
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46 public String isValid(String newText) {
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47 Matcher m = pattern.matcher(newText);
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48 if (m.matches()) return null;
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