com.opensymphony.xwork2.validator.validators.CreditCardValidator.java Source code

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Here is the source code for com.opensymphony.xwork2.validator.validators.CreditCardValidator.java

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/*
 * 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);
    }

}