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Commit 497ee338 authored by Alexander Barkov's avatar Alexander Barkov
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MDEV-21497 Make Field_time, Field_datetime, Field_timestamp abstract 

- Making classes Field_time, Field_datetime, Field_timestamp abstract
- Adding instantiable Field_time0, Field_datetime0, Field_timestamp0 classes
- Removing redundant cast in field_conv.cc, item_timefunc.cc, sp.cc in calls for set_time() and get_timestamp()
- Replacing store_TIME() to store_timestamp() in log.cc and removing redundant cast
parent cc3135cf
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Showing with 133 additions and 105 deletions
sql/field.cc
View file @ 497ee338
......@@ -5026,8 +5026,8 @@ int Field_timestamp::save_in_field(Field *to)
return to->store_timestamp_dec(Timeval(ts, sec_part), decimals());
}
my_time_t Field_timestamp::get_timestamp(const uchar *pos,
ulong *sec_part) const
my_time_t Field_timestamp0::get_timestamp(const uchar *pos,
ulong *sec_part) const
{
DBUG_ASSERT(marked_for_read());
*sec_part= 0;
......@@ -5035,7 +5035,7 @@ my_time_t Field_timestamp::get_timestamp(const uchar *pos,
}
bool Field_timestamp::val_native(Native *to)
bool Field_timestamp0::val_native(Native *to)
{
DBUG_ASSERT(marked_for_read());
my_time_t sec= (my_time_t) sint4korr(ptr);
......@@ -5200,12 +5200,6 @@ int Field_timestamp::store_native(const Native &value)
}
double Field_timestamp::val_real(void)
{
return (double) Field_timestamp::val_int();
}
longlong Field_timestamp::val_int(void)
{
MYSQL_TIME ltime;
......@@ -5309,15 +5303,15 @@ bool Field_timestamp::get_date(MYSQL_TIME *ltime, date_mode_t fuzzydate)
}
bool Field_timestamp::send_binary(Protocol *protocol)
bool Field_timestamp0::send_binary(Protocol *protocol)
{
MYSQL_TIME ltime;
Field_timestamp::get_date(&ltime, date_mode_t(0));
Field_timestamp0::get_date(&ltime, date_mode_t(0));
return protocol->store(&ltime, 0);
}
int Field_timestamp::cmp(const uchar *a_ptr, const uchar *b_ptr) const
int Field_timestamp0::cmp(const uchar *a_ptr, const uchar *b_ptr) const
{
int32 a,b;
a=sint4korr(a_ptr);
......@@ -5326,7 +5320,7 @@ int Field_timestamp::cmp(const uchar *a_ptr, const uchar *b_ptr) const
}
void Field_timestamp::sort_string(uchar *to,uint length __attribute__((unused)))
void Field_timestamp0::sort_string(uchar *to,uint length __attribute__((unused)))
{
to[0] = ptr[3];
to[1] = ptr[2];
......@@ -5348,7 +5342,7 @@ void Field_timestamp::sql_type(String &res) const
}
int Field_timestamp::set_time()
int Field_timestamp0::set_time()
{
set_notnull();
store_TIMESTAMP(Timestamp(get_thd()->query_start(), 0));
......@@ -5808,7 +5802,7 @@ int Field_time::store_TIME_with_warning(const Time *t,
}
void Field_time::store_TIME(const MYSQL_TIME *ltime)
void Field_time0::store_TIME(const MYSQL_TIME *ltime)
{
DBUG_ASSERT(ltime->year == 0);
DBUG_ASSERT(ltime->month == 0);
......@@ -5896,14 +5890,14 @@ Field *Field_time::new_key_field(MEM_ROOT *root, TABLE *new_table,
}
double Field_time::val_real(void)
double Field_time0::val_real(void)
{
DBUG_ASSERT(marked_for_read());
uint32 j= (uint32) uint3korr(ptr);
return (double) j;
}
longlong Field_time::val_int(void)
longlong Field_time0::val_int(void)
{
DBUG_ASSERT(marked_for_read());
return (longlong) sint3korr(ptr);
......@@ -5952,7 +5946,7 @@ bool Field_time::check_zero_in_date_with_warn(date_mode_t fuzzydate)
DATE_FORMAT(time, "%l.%i %p")
*/
bool Field_time::get_date(MYSQL_TIME *ltime, date_mode_t fuzzydate)
bool Field_time0::get_date(MYSQL_TIME *ltime, date_mode_t fuzzydate)
{
if (check_zero_in_date_with_warn(fuzzydate))
return true;
......@@ -5982,7 +5976,7 @@ bool Field_time::send_binary(Protocol *protocol)
}
int Field_time::cmp(const uchar *a_ptr, const uchar *b_ptr) const
int Field_time0::cmp(const uchar *a_ptr, const uchar *b_ptr) const
{
int32 a,b;
a=(int32) sint3korr(a_ptr);
......@@ -5990,7 +5984,7 @@ int Field_time::cmp(const uchar *a_ptr, const uchar *b_ptr) const
return (a < b) ? -1 : (a > b) ? 1 : 0;
}
void Field_time::sort_string(uchar *to,uint length __attribute__((unused)))
void Field_time0::sort_string(uchar *to,uint length __attribute__((unused)))
{
to[0] = (uchar) (ptr[2] ^ 128);
to[1] = ptr[1];
......@@ -6695,7 +6689,7 @@ Item *Field_newdate::get_equal_const_item(THD *thd, const Context &ctx,
** Stored as a 8 byte unsigned int. Should sometimes be change to a 6 byte int.
****************************************************************************/
void Field_datetime::store_TIME(const MYSQL_TIME *ltime)
void Field_datetime0::store_TIME(const MYSQL_TIME *ltime)
{
ulonglong tmp= TIME_to_ulonglong_datetime(ltime);
int8store(ptr,tmp);
......@@ -6710,20 +6704,15 @@ Field_datetime::conversion_depends_on_sql_mode(THD *thd, Item *expr) const
}
bool Field_datetime::send_binary(Protocol *protocol)
bool Field_datetime0::send_binary(Protocol *protocol)
{
MYSQL_TIME tm;
Field_datetime::get_date(&tm, date_mode_t(0));
Field_datetime0::get_date(&tm, date_mode_t(0));
return protocol->store(&tm, 0);
}
double Field_datetime::val_real(void)
{
return (double) Field_datetime::val_int();
}
longlong Field_datetime::val_int(void)
longlong Field_datetime0::val_int(void)
{
DBUG_ASSERT(marked_for_read());
longlong j;
......@@ -6732,8 +6721,8 @@ longlong Field_datetime::val_int(void)
}
String *Field_datetime::val_str(String *val_buffer,
String *val_ptr __attribute__((unused)))
String *Field_datetime0::val_str(String *val_buffer,
String *val_ptr __attribute__((unused)))
{
val_buffer->alloc(field_length);
val_buffer->length(field_length);
......@@ -6744,7 +6733,7 @@ String *Field_datetime::val_str(String *val_buffer,
char *pos;
int part3;
tmp= Field_datetime::val_int();
tmp= Field_datetime0::val_int();
/*
Avoid problem with slow longlong arithmetic and sprintf
......@@ -6778,8 +6767,8 @@ String *Field_datetime::val_str(String *val_buffer,
return val_buffer;
}
bool Field_datetime::get_TIME(MYSQL_TIME *ltime, const uchar *pos,
date_mode_t fuzzydate) const
bool Field_datetime0::get_TIME(MYSQL_TIME *ltime, const uchar *pos,
date_mode_t fuzzydate) const
{
DBUG_ASSERT(marked_for_read());
longlong tmp= sint8korr(pos);
......@@ -6800,7 +6789,7 @@ bool Field_datetime::get_TIME(MYSQL_TIME *ltime, const uchar *pos,
}
int Field_datetime::cmp(const uchar *a_ptr, const uchar *b_ptr) const
int Field_datetime0::cmp(const uchar *a_ptr, const uchar *b_ptr) const
{
longlong a,b;
a=sint8korr(a_ptr);
......@@ -6809,7 +6798,7 @@ int Field_datetime::cmp(const uchar *a_ptr, const uchar *b_ptr) const
((ulonglong) a > (ulonglong) b) ? 1 : 0;
}
void Field_datetime::sort_string(uchar *to,uint length __attribute__((unused)))
void Field_datetime0::sort_string(uchar *to,uint length __attribute__((unused)))
{
to[0] = ptr[7];
to[1] = ptr[6];
......
sql/field.h
View file @ 497ee338
This diff is collapsed.
sql/field_conv.cc
View file @ 497ee338
......@@ -168,7 +168,7 @@ int convert_null_to_field_value_or_error(Field *field)
{
if (field->type() == MYSQL_TYPE_TIMESTAMP)
{
((Field_timestamp*) field)->set_time();
field->set_time();
return 0;
}
......@@ -315,7 +315,7 @@ static void do_copy_timestamp(Copy_field *copy)
if (*copy->from_null_ptr & copy->from_bit)
{
/* Same as in set_field_to_null_with_conversions() */
((Field_timestamp*) copy->to_field)->set_time();
copy->to_field->set_time();
}
else
(copy->do_copy2)(copy);
......
sql/item_timefunc.cc
View file @ 497ee338
......@@ -1214,7 +1214,7 @@ bool Item_func_unix_timestamp::get_timestamp_value(my_time_t *seconds,
{
if ((null_value= field->is_null()))
return 1;
*seconds= ((Field_timestamp*)field)->get_timestamp(second_part);
*seconds= field->get_timestamp(second_part);
return 0;
}
}
......@@ -1270,7 +1270,7 @@ longlong Item_func_unix_timestamp::val_int_endpoint(bool left_endp, bool *incl_e
DBUG_ASSERT(arg_count == 1 &&
args[0]->type() == Item::FIELD_ITEM &&
args[0]->field_type() == MYSQL_TYPE_TIMESTAMP);
Field_timestamp *field=(Field_timestamp *)(((Item_field*)args[0])->field);
Field *field= ((Item_field*)args[0])->field;
/* Leave the incl_endp intact */
ulong unused;
my_time_t ts= field->get_timestamp(&unused);
......@@ -1644,7 +1644,7 @@ int Item_func_now_local::save_in_field(Field *field, bool no_conversions)
ulong sec_part= decimals ? thd->query_start_sec_part() : 0;
sec_part-= my_time_fraction_remainder(sec_part, decimals);
field->set_notnull();
((Field_timestamp*)field)->store_TIME(ts, sec_part);
field->store_timestamp(ts, sec_part);
return 0;
}
else
......
sql/log.cc
View file @ 497ee338
......@@ -768,7 +768,7 @@ bool Log_to_csv_event_handler::
DBUG_ASSERT(table->field[0]->type() == MYSQL_TYPE_TIMESTAMP);
((Field_timestamp*) table->field[0])->store_TIME(
table->field[0]->store_timestamp(
hrtime_to_my_time(event_time), hrtime_sec_part(event_time));
/* do a write */
......@@ -909,7 +909,7 @@ bool Log_to_csv_event_handler::
/* store the time and user values */
DBUG_ASSERT(table->field[0]->type() == MYSQL_TYPE_TIMESTAMP);
((Field_timestamp*) table->field[0])->store_TIME(
table->field[0]->store_timestamp(
hrtime_to_my_time(current_time), hrtime_sec_part(current_time));
if (table->field[1]->store(user_host, user_host_len, client_cs))
goto err;
......
sql/sp.cc
View file @ 497ee338
......@@ -1360,8 +1360,8 @@ Sp_handler::sp_create_routine(THD *thd, const sp_head *sp) const
table->field[MYSQL_PROC_FIELD_DEFINER]->
store(definer, system_charset_info);
((Field_timestamp *)table->field[MYSQL_PROC_FIELD_CREATED])->set_time();
((Field_timestamp *)table->field[MYSQL_PROC_FIELD_MODIFIED])->set_time();
table->field[MYSQL_PROC_FIELD_CREATED]->set_time();
table->field[MYSQL_PROC_FIELD_MODIFIED]->set_time();
store_failed= store_failed ||
table->field[MYSQL_PROC_FIELD_SQL_MODE]->
......@@ -1651,7 +1651,7 @@ Sp_handler::sp_update_routine(THD *thd, const Database_qualified_name *name,
}
store_record(table,record[1]);
((Field_timestamp *)table->field[MYSQL_PROC_FIELD_MODIFIED])->set_time();
table->field[MYSQL_PROC_FIELD_MODIFIED]->set_time();
if (chistics->suid != SP_IS_DEFAULT_SUID)
table->field[MYSQL_PROC_FIELD_SECURITY_TYPE]->
store((longlong)chistics->suid, TRUE);
......
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