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: AlphaValidator.java,v 1.3 2008/06/25 05:41:47 qcheng Exp $ 026 * 027 */ 028 029/** 030 * Portions Copyrighted [2011] [ForgeRock AS] 031 */ 032package com.iplanet.ums.validation; 033 034/** 035 * This class implements IValidator interface. Use the validate method of this 036 * class to validate the string for alphabetic string. Pass the string to be 037 * alphabeticvalidated and optional rule to validate function. The function 038 * returns true value if the string is valid alphabetic string 039 * 040 * @supported.all.api 041 */ 042public class AlphaValidator implements IValidator { 043 044 /** 045 * Determines whether the specified string is a valid 046 * alphabetic string 047 * 048 * @param value 049 * string value to validate 050 * @param rule 051 * not used by this method 052 * @return true if value is an alphabetic string 053 */ 054 public boolean validate(String value, String rule) { 055 return validate(value); 056 057 } 058 059 /** 060 * Determines whether the specified string is a valid 061 * alphabetic string 062 * 063 * @param value 064 * string to test 065 * @return true if value is an alphabetic string 066 */ 067 public boolean validate(String value) { 068 char aChar; 069 070 StringBuilder buf = new StringBuilder(value); 071 072 for (int aIndex = 0; aIndex < buf.length(); aIndex++) { 073 aChar = buf.charAt(aIndex); 074 075 if (!Character.isSpaceChar(aChar)) { 076 if (!Character.isLetter(aChar)) { 077 return false; 078 } 079 } 080 } 081 082 return true; 083 } 084}