@Override
    public PlcValue getIndex(int i) {
        if(i == 0) {
            return this;
        }
        return super.getIndex(i);
    }
Convenience method to simplify accessing items with a list syntax.
@param i item number
@return if i == 0 returns itself, otherwise throws an exception.
plc4j/spi/src/main/java/org/apache/plc4x/java/spi/values/PlcIECValue.java