public static _Fields findByThriftId(int fieldId){
switch (fieldId) {
case 1:
    return A;
case 2:
  return B;
case 3:
return C;
case 4:
return SHORT_SET;
case 5:
return INT_SET;
case 6:
return MIX_STRUCTLIST;
case 7:
return SHORT_LIST;
case 8:
return ORDERED_STRUCT_MAP;
case 9:
return MIX_STRUCT_MAP;
case 10:
return ORDER_ENUM;
case 11:
return BIN;
default :
return null;
}
}

public static _Fields findByThriftId ( int fieldId ) { switch ( fieldId ) { case 1 : return A ; case 2 : return B ; case 3 : return C ; case 4 : return SHORT_SET ; case 5 : return INT_SET ; case 6 : return MIX_STRUCTLIST ; case 7 : return SHORT_LIST ; case 8 : return ORDERED_STRUCT_MAP ; case 9 : return MIX_STRUCT_MAP ; case 10 : return ORDER_ENUM ; case 11 : return BIN ; default : return null ; } }
find the _fields constant that matches fieldid , or null if its not found .
