public static _Fields findByThriftId(int fieldId){
switch (fieldId) {
case 1:
    return STRING_FIELD;
case 2:
  return SET_FIELD;
case 3:
return LIST_FIELD;
case 4:
return BINARY_FIELD;
default :
return null;
}
}

public static _Fields findByThriftId ( int fieldId ) { switch ( fieldId ) { case 1 : return STRING_FIELD ; case 2 : return SET_FIELD ; case 3 : return LIST_FIELD ; case 4 : return BINARY_FIELD ; default : return null ; } }
find the _fields constant that matches fieldid , or null if its not found .
