public static _Fields findByThriftId(int fieldId){
switch (fieldId) {
case 1:
    return B1;
case 10:
  return B10;
case 100:
return B100;
case 500:
return CHECK_TRUE;
case 1000:
return B1000;
case 1500:
return CHECK_FALSE;
case 2000:
return VERTWO2000;
case 2500:
return A_SET2500;
case 3000:
return VERTWO3000;
case 4000:
return BIG_NUMBERS;
default :
return null;
}
}

public static _Fields findByThriftId ( int fieldId ) { switch ( fieldId ) { case 1 : return B1 ; case 10 : return B10 ; case 100 : return B100 ; case 500 : return CHECK_TRUE ; case 1000 : return B1000 ; case 1500 : return CHECK_FALSE ; case 2000 : return VERTWO2000 ; case 2500 : return A_SET2500 ; case 3000 : return VERTWO3000 ; case 4000 : return BIG_NUMBERS ; default : return null ; } }
find the _fields constant that matches fieldid , or null if its not found .
