if_echar.java

POS is a Java&#174 platform-based, mission-critical, ISO-8583 based financial transaction library/fr

/*
 * jPOS Project [http://jpos.org]
 * Copyright (C) 2000-2008 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 <http://www.gnu.org/licenses/>.
 */

package org.jpos.iso;

/**
 * ISOFieldPackager CHARACTERS (ASCII & BINARY)
 * EBCDIC version of IF_CHAR
 * @author [e-mail]
 * @version $Id: IF_ECHAR.java 2594 2008-01-22 16:41:31Z apr $
 * @see IF_CHAR
 * @see ISOComponent
 * @deprecated Use IFE_CHAR instead
 */
public class IF_ECHAR extends ISOFieldPackager {
    public IF_ECHAR() {
        super();
    }
    /**
     * @param len - field len
     * @param description symbolic descrption
     */
    public IF_ECHAR(int len, String description) {
        super(len, description);
    }
    /**
     * @param c - a component
     * @return packed component
     * @exception ISOException
     */
    public byte[] pack (ISOComponent c) throws ISOException {
        String s = (ISOUtil.strpad ((String) c.getValue(), getLength()));
        return ISOUtil.asciiToEbcdic(s);
    }
    /**
     * @param c - the Component to unpack
     * @param b - binary image
     * @param offset - starting offset within the binary image
     * @return consumed bytes
     * @exception ISOException
     */
    public int unpack (ISOComponent c, byte[] b, int offset)
        throws ISOException
    {
        c.setValue(ISOUtil.ebcdicToAscii(b, offset, getLength()));
        return getLength();
    }
    public int getMaxPackedLength() {
        return getLength();
    }
}