/* * Copyright 2002-2006,2009 The Apache Software Foundation. * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.opensymphony.xwork2.validator.validators; import org.apache.commons.lang3.StringUtils; /** * CreditCardFieldValidator checks that a given String/Array/Collection field, * if not empty, is a valid credit card number. */ public class CreditCardValidator extends RegexFieldValidator { public static final String CREDIT_CARD_PATTERN = "^(?:4[0-9]{12}(?:[0-9]{3})?" + // Visa "|(?:5[1-5][0-9]{2}" + // MasterCard "|222[1-9]|22[3-9][0-9]|2[3-6][0-9]{2}|27[01][0-9]|2720)[0-9]{12}" + "|3[47][0-9]{13}" + // American Express "|3(?:0[0-5]|[68][0-9])[0-9]{11}" + // Diners Club "|6(?:011|5[0-9]{2})[0-9]{12}" + // Discover "|(?:2131|1800|35\\d{3})\\d{11}" + // JCB ")$"; public CreditCardValidator() { setRegex(CREDIT_CARD_PATTERN); setCaseSensitive(false); } protected void validateFieldValue(Object object, String value, String regexToUse) { super.validateFieldValue(object, StringUtils.deleteWhitespace(value), regexToUse); } }