001/** 002 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. 003 * 004 * Copyright (c) 2005 Sun Microsystems Inc. All Rights Reserved 005 * 006 * The contents of this file are subject to the terms 007 * of the Common Development and Distribution License 008 * (the License). You may not use this file except in 009 * compliance with the License. 010 * 011 * You can obtain a copy of the License at 012 * https://opensso.dev.java.net/public/CDDLv1.0.html or 013 * opensso/legal/CDDLv1.0.txt 014 * See the License for the specific language governing 015 * permission and limitations under the License. 016 * 017 * When distributing Covered Code, include this CDDL 018 * Header Notice in each file and include the License file 019 * at opensso/legal/CDDLv1.0.txt. 020 * If applicable, add the following below the CDDL Header, 021 * with the fields enclosed by brackets [] replaced by 022 * your own identifying information: 023 * "Portions Copyrighted [year] [name of copyright owner]" 024 * 025 * $Id: NumberValidator.java,v 1.3 2008/06/25 05:41:48 qcheng Exp $ 026 * 027 */ 028 029package com.iplanet.ums.validation; 030 031/** 032 * @supported.all.api 033 */ 034public class NumberValidator implements IValidator { 035 036 /** 037 * Determines whether the specified string is a valid 038 * Integer 039 * 040 * @param value 041 * string value to validate 042 * @param rule 043 * not used by this method 044 * @return true if value is an Integer 045 */ 046 public boolean validate(String value, String rule) { 047 return validate(value); 048 } 049 050 /** 051 * Determines whether the specified string is a valid 052 * Integer 053 * 054 * @param value 055 * string to test 056 * @return true if value is an Integer 057 */ 058 public boolean validate(String value) { 059 try { 060 Integer.parseInt(value); 061 } catch (NumberFormatException e) { 062 return false; 063 } 064 return true; 065 } 066}