* value of the byte array as a hex string
* @return
*/
private int createByteArray(String hexString, int xmiId) {
int arrayLen = hexString.length() / 2;
ByteArrayFS fs = casBeingFilled.createByteArrayFS(arrayLen);
for (int i = 0; i < arrayLen; i++) {
byte high = hexCharToByte(hexString.charAt(i * 2));
byte low = hexCharToByte(hexString.charAt(i * 2 + 1));
byte b = (byte) ((high << 4) | low);
fs.set(i, b);
}
int arrayAddr = ((FeatureStructureImpl) fs).getAddress();
deserializedFsAddrs.add(arrayAddr);
addFsAddrXmiIdMapping(arrayAddr, xmiId);