code: public Object get(int dataSet) throws SerializationException {
  		Object result = null;
  		for (Iterator<DataSet> i = dataSets.iterator(); i.hasNext();) {
  			DataSet ds = i.next();
  			DataSetInfo info = ds.getInfo();
  			if (info.getDataSetNumber() == dataSet) {
  				result = getData(ds);
  				break;
  			}
  		}
  		return result;
  	}
docs: Gets a first data set value.
  
  @param dataSet
  IIM record and dataset code (See constants in {@link IIM})
  @return data set value
  @throws SerializationException
  if value can't be deserialized from binary representation