code: public MachineType getMachineType() {
          long value = get(MACHINE);
          try {
              return MachineType.getForValue(value);
          } catch (IllegalArgumentException e) {
              logger.error("Unable to resolve machine type for value: " + value);
              return MachineType.UNKNOWN;
          }
      }
docs: Returns the enum that denotes the machine type.
  
  @return MachineType