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jPOS is an ISO-8583 based financial transaction library/framework that can be customized and extended in order to implement financial interchanges.

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/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2014 Alejandro P. Revilla
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see .
 */

package org.jpos.iso;

import org.jpos.iso.validator.ISOVException;

/**
 * Validator for no zero-filled fields.
 * Title: jPOS
 * Description: Java Framework for Financial Systems
 * Copyright: Copyright (c) 2000 jPOS.org.  All rights reserved.
 * Company: www.jPOS.org
 * @author Jose Eduardo Leon
 * @version 1.0
 */
public class IVA_ALPHANUMNOZERO extends IVA_ALPHANUM {

    public IVA_ALPHANUMNOZERO() {
        super();
    }

    public IVA_ALPHANUMNOZERO( String Description ) {
        super( Description );
    }

    public IVA_ALPHANUMNOZERO( int minLen, int maxLen, String Description ) {
        super( minLen, maxLen, Description );
    }

    public IVA_ALPHANUMNOZERO( int maxLen, String Description ) {
        super( maxLen, Description );
    }

    public IVA_ALPHANUMNOZERO( boolean breakOnError, String Description ) {
        this( Description );
        this.breakOnError = breakOnError;
    }

    public IVA_ALPHANUMNOZERO( boolean breakOnError, int maxLen, String Description ) {
        this( maxLen, Description );
        this.breakOnError = breakOnError;
    }

    public IVA_ALPHANUMNOZERO( boolean breakOnError, int minLen, int maxLen, String Description ) {
        this( minLen, maxLen, Description );
        this.breakOnError = breakOnError;
    }

    /**
     * Validate that the component is not zero-filled.
     */
    public ISOComponent validate ( ISOComponent f ) throws ISOException {
        ISOField c = (ISOField)f;
        try {
            /** alphanum validations **/
            c = (ISOField)super.validate( c );
            /** no zero... **/
            if ( ISOUtil.isZero( (String)c.getValue() ) ){
                ISOVError e = new ISOVError( "Invalid Value Error. It can not be zero-filled. (Current value: "+
                        c.getValue() +") ", getRejCode( ISOVError.ERR_INVALID_VALUE ) );
                if ( c instanceof ISOVField )
                    ((ISOVField)c).addISOVError( e );
                else
                    c = new ISOVField( c, e );
                if ( breakOnError )
                    throw new ISOVException ( "Error on field " + (Integer) c.getKey(), c );
            }
            return c;
        }
        catch (Exception ex) {
            if ( ex instanceof ISOVException ) throw (ISOVException) ex;
            return c;
        }
    }
}