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147 lines
3.8 KiB
147 lines
3.8 KiB
/*
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Copyright (c) 2008, 2019, Oracle and/or its affiliates. All rights reserved.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License, version 2.0,
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as published by the Free Software Foundation.
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This program is also distributed with certain software (including
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but not limited to OpenSSL) that is licensed under separate terms,
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as designated in a particular file or component or in included license
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documentation. The authors of MySQL hereby grant you an additional
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permission to link the program and your derivative works with the
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separately licensed software that they have included with MySQL.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License, version 2.0, for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
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#ifndef _EVENT_PARSE_DATA_H_
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#define _EVENT_PARSE_DATA_H_
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#include <stddef.h>
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#include "lex_string.h"
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#include "my_dbug.h"
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#include "my_inttypes.h"
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#include "my_time.h" // interval_type
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class Item;
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class THD;
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class sp_name;
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#define EVEX_GET_FIELD_FAILED -2
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#define EVEX_BAD_PARAMS -5
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#define EVEX_MICROSECOND_UNSUP -6
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#define EVEX_MAX_INTERVAL_VALUE 1000000000L
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class Event_parse_data {
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public:
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/*
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ENABLED = feature can function normally (is turned on)
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SLAVESIDE_DISABLED = feature is turned off on slave
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DISABLED = feature is turned off
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*/
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enum enum_status { ENABLED = 1, DISABLED, SLAVESIDE_DISABLED };
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enum enum_on_completion {
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/*
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On CREATE EVENT, DROP is the DEFAULT as per the docs.
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On ALTER EVENT, "no change" is the DEFAULT.
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*/
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ON_COMPLETION_DEFAULT = 0,
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ON_COMPLETION_DROP,
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ON_COMPLETION_PRESERVE
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};
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int on_completion;
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int status;
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bool status_changed;
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longlong originator;
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/*
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do_not_create will be set if STARTS time is in the past and
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on_completion == ON_COMPLETION_DROP.
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*/
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bool do_not_create;
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bool body_changed;
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LEX_CSTRING dbname;
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LEX_CSTRING name;
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LEX_STRING definer; // combination of user and host
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LEX_STRING comment;
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Item *item_starts;
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Item *item_ends;
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Item *item_execute_at;
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my_time_t starts;
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my_time_t ends;
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my_time_t execute_at;
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bool starts_null;
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bool ends_null;
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bool execute_at_null;
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sp_name *identifier;
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Item *item_expression;
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longlong expression;
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interval_type interval;
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bool check_parse_data(THD *thd);
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bool check_dates(THD *thd, int previous_on_completion);
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Event_parse_data()
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: on_completion(Event_parse_data::ON_COMPLETION_DEFAULT),
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status(Event_parse_data::ENABLED),
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status_changed(false),
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do_not_create(false),
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body_changed(false),
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item_starts(NULL),
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item_ends(NULL),
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item_execute_at(NULL),
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starts_null(true),
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ends_null(true),
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execute_at_null(true),
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item_expression(NULL),
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expression(0) {
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DBUG_TRACE;
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/* Actually in the parser STARTS is always set */
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starts = ends = execute_at = 0;
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comment.str = NULL;
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comment.length = 0;
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return;
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}
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~Event_parse_data() {}
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private:
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void init_definer(THD *thd);
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void init_name(THD *thd, sp_name *spn);
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int init_execute_at(THD *thd);
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int init_interval(THD *thd);
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int init_starts(THD *thd);
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int init_ends(THD *thd);
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void report_bad_value(THD *thd, const char *item_name, Item *bad_item);
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void check_if_in_the_past(THD *thd, my_time_t ltime_utc);
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Event_parse_data(const Event_parse_data &); /* Prevent use of these */
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void check_originator_id(THD *thd);
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void operator=(Event_parse_data &);
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};
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#endif
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