1/*
2 Copyright (c) 2008, 2011, Oracle and/or its affiliates.
3
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; version 2 of the License.
7
8 This program is distributed in the hope that it will be useful,
9 but WITHOUT ANY WARRANTY; without even the implied warranty of
10 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 GNU General Public License for more details.
12
13 You should have received a copy of the GNU General Public License
14 along with this program; if not, write to the Free Software
15 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
16
17#ifndef _EVENT_PARSE_DATA_H_
18#define _EVENT_PARSE_DATA_H_
19
20#include "sql_alloc.h"
21
22class Item;
23class THD;
24class sp_name;
25
26#define EVEX_GET_FIELD_FAILED -2
27#define EVEX_BAD_PARAMS -5
28#define EVEX_MICROSECOND_UNSUP -6
29#define EVEX_MAX_INTERVAL_VALUE 1000000000L
30
31class Event_parse_data : public Sql_alloc
32{
33public:
34 /*
35 ENABLED = feature can function normally (is turned on)
36 SLAVESIDE_DISABLED = feature is turned off on slave
37 DISABLED = feature is turned off
38 */
39 enum enum_status
40 {
41 ENABLED = 1,
42 DISABLED,
43 SLAVESIDE_DISABLED
44 };
45
46 enum enum_on_completion
47 {
48 /*
49 On CREATE EVENT, DROP is the DEFAULT as per the docs.
50 On ALTER EVENT, "no change" is the DEFAULT.
51 */
52 ON_COMPLETION_DEFAULT = 0,
53 ON_COMPLETION_DROP,
54 ON_COMPLETION_PRESERVE
55 };
56
57 int on_completion;
58 int status;
59 bool status_changed;
60 uint32 originator;
61 /*
62 do_not_create will be set if STARTS time is in the past and
63 on_completion == ON_COMPLETION_DROP.
64 */
65 bool do_not_create;
66
67 bool body_changed;
68
69 LEX_CSTRING dbname;
70 LEX_CSTRING name;
71 LEX_CSTRING definer;// combination of user and host
72 LEX_CSTRING comment;
73
74 Item* item_starts;
75 Item* item_ends;
76 Item* item_execute_at;
77
78 my_time_t starts;
79 my_time_t ends;
80 my_time_t execute_at;
81 bool starts_null;
82 bool ends_null;
83 bool execute_at_null;
84
85 sp_name *identifier;
86 Item* item_expression;
87 longlong expression;
88 interval_type interval;
89
90 static Event_parse_data *
91 new_instance(THD *thd);
92
93 bool
94 check_parse_data(THD *thd);
95
96 bool
97 check_dates(THD *thd, int previous_on_completion);
98
99private:
100
101 void
102 init_definer(THD *thd);
103
104 void
105 init_name(THD *thd, sp_name *spn);
106
107 int
108 init_execute_at(THD *thd);
109
110 int
111 init_interval(THD *thd);
112
113 int
114 init_starts(THD *thd);
115
116 int
117 init_ends(THD *thd);
118
119 Event_parse_data();
120 ~Event_parse_data();
121
122 void
123 report_bad_value(const char *item_name, Item *bad_item);
124
125 void
126 check_if_in_the_past(THD *thd, my_time_t ltime_utc);
127
128 Event_parse_data(const Event_parse_data &); /* Prevent use of these */
129 void check_originator_id(THD *thd);
130 void operator=(Event_parse_data &);
131};
132#endif
133