public void interpret(String data, byte[] targetArray, int offset) {
boolean negative = data.startsWith("-");
if (negative) {
ISOUtil.asciiToEbcdic(data.substring(1), targetArray, offset);
targetArray[offset + data.length() - 2] =
(byte) (targetArray[offset + data.length() - 2] & 0xDF);
} else {
ISOUtil.asciiToEbcdic(data, targetArray, offset);
}
}
/**
* @param c - a component
* @return packed component
* @exception ISOException
*/
public byte[] pack(ISOComponent c) throws ISOException {
boolean odd = false;
int len;
String s = (String) c.getValue();
if ((len = s.length()) > getLength() || len > 99) // paranoia settings
throw new ISOException("invalid len " + len + " packing IFEB_LLLNUM field " + c.getKey());
// System.out.println("String s = (String) c.getValue(); "+s);
// if odd length
if ((len % 2) == 1) {
odd = true;
len = (len / 2) + 1;
} else {
odd = false;
len = len / 2;
}
// System.out.println("len= "+ len +" s.length()= "+len);
String fieldLength = ISOUtil.zeropad(Integer.toString(len), 3);
byte[] EBCDIClength = ISOUtil.asciiToEbcdic(fieldLength);
// bcd stuff
byte[] bcd = ISOUtil.str2bcd(s, false);
if (odd) bcd[len - 1] = (byte) (bcd[len - 1] | 0xf);
// System.out.println("bcd2str "+ISOUtil.bcd2str(bcd, 0, bcd.length*2, false) );
byte[] b = new byte[bcd.length + 3];
b[0] = EBCDIClength[0];
b[1] = EBCDIClength[1];
b[2] = EBCDIClength[2];
System.arraycopy(bcd, 0, b, 3, bcd.length);
return b;
}
