libdballe  7.19
v7/driver.h
1 #ifndef DBALLE_DB_V7_DRIVER_H
2 #define DBALLE_DB_V7_DRIVER_H
3 
4 #include <dballe/core/defs.h>
5 #include <dballe/db/defs.h>
6 #include <dballe/sql/fwd.h>
7 #include <dballe/db/v7/state.h>
8 #include <dballe/db/v7/data.h>
9 #include <wreport/var.h>
10 #include <memory>
11 #include <functional>
12 #include <vector>
13 #include <cstdio>
14 
15 namespace dballe {
16 namespace db {
17 namespace v7 {
18 struct QueryBuilder;
19 struct StationQueryBuilder;
20 struct DataQueryBuilder;
21 struct SummaryQueryBuilder;
22 struct Repinfo;
23 struct Station;
24 struct LevTr;
25 
26 struct Driver
27 {
28 public:
29  sql::Connection& connection;
30 
31  Driver(sql::Connection& connection);
32  virtual ~Driver();
33 
35  virtual std::unique_ptr<v7::Repinfo> create_repinfo() = 0;
36 
38  virtual std::unique_ptr<v7::Station> create_station() = 0;
39 
41  virtual std::unique_ptr<v7::LevTr> create_levtr() = 0;
42 
44  virtual std::unique_ptr<v7::StationData> create_station_data() = 0;
45 
47  virtual std::unique_ptr<v7::Data> create_data() = 0;
48 
52  virtual void run_station_query(const v7::StationQueryBuilder& qb, std::function<void(int id_station, const StationDesc& station)>) = 0;
53 
57  virtual void run_station_data_query(const v7::DataQueryBuilder& qb, std::function<void(int id_station, const StationDesc& station, int id_data, std::unique_ptr<wreport::Var> var)>) = 0;
58 
62  virtual void run_data_query(const v7::DataQueryBuilder& qb, std::function<void(int id_station, const StationDesc& station, int id_levtr, const Datetime& datetime, int id_data, std::unique_ptr<wreport::Var> var)>) = 0;
63 
67  virtual void run_summary_query(const v7::SummaryQueryBuilder& qb, std::function<void(int id_station, const StationDesc& station, int id_levtr, wreport::Varcode code, const DatetimeRange& datetime, size_t size)>) = 0;
68 
70  void create_tables(db::Format format);
71 
73  virtual void create_tables_v7() = 0;
74 
76  void delete_tables(db::Format format);
77 
79  virtual void delete_tables_v7() = 0;
80 
82  void remove_all(db::Format format);
83 
85  virtual void remove_all_v7();
86 
88  virtual void vacuum_v7() = 0;
89 
91  static std::unique_ptr<Driver> create(dballe::sql::Connection& conn);
92 };
93 
94 }
95 }
96 }
97 #endif
Definition: v7/qbuilder.h:81
Definition: v7/qbuilder.h:124
void create_tables(db::Format format)
Create all missing tables for a DB with the given format.
Definition: state.h:32
virtual void run_station_data_query(const v7::DataQueryBuilder &qb, std::function< void(int id_station, const StationDesc &station, int id_data, std::unique_ptr< wreport::Var > var)>)=0
Run a station data query, iterating on the resulting variables.
virtual std::unique_ptr< v7::LevTr > create_levtr()=0
Precompiled queries to manipulate the levtr table.
virtual void remove_all_v7()
Empty all tables for V7 databases, assuming that they exist, without touching the repinfo table...
Forward declarations for public dballe/sql names.
Copyright (C) 2008–2010 ARPA-SIM urpsim@smr.arpa.emr.it
Definition: cmdline.h:17
void remove_all(db::Format format)
Empty all tables for a DB with the given format.
virtual void run_station_query(const v7::StationQueryBuilder &qb, std::function< void(int id_station, const StationDesc &station)>)=0
Run a station query, iterating on the resulting stations.
Definition: sql.h:59
uint16_t Varcode
Range of datetimes.
Definition: types.h:272
virtual void vacuum_v7()=0
Perform database cleanup/maintenance on v7 databases.
virtual void run_summary_query(const v7::SummaryQueryBuilder &qb, std::function< void(int id_station, const StationDesc &station, int id_levtr, wreport::Varcode code, const DatetimeRange &datetime, size_t size)>)=0
Run a summary query, iterating on the resulting variables.
virtual void run_data_query(const v7::DataQueryBuilder &qb, std::function< void(int id_station, const StationDesc &station, int id_levtr, const Datetime &datetime, int id_data, std::unique_ptr< wreport::Var > var)>)=0
Run a data query, iterating on the resulting variables.
Date and time.
Definition: types.h:158
virtual std::unique_ptr< v7::StationData > create_station_data()=0
Precompiled queries to manipulate the data table.
virtual std::unique_ptr< v7::Data > create_data()=0
Precompiled queries to manipulate the data table.
virtual std::unique_ptr< v7::Repinfo > create_repinfo()=0
Precompiled queries to manipulate the repinfo table.
virtual void create_tables_v7()=0
Create all missing tables for V7 databases.
Common definitions.
virtual void delete_tables_v7()=0
Delete all existing tables for V7 databases.
virtual std::unique_ptr< v7::Station > create_station()=0
Precompiled queries to manipulate the station table.
static std::unique_ptr< Driver > create(dballe::sql::Connection &conn)
Create a Driver for this connection.
void delete_tables(db::Format format)
Delete all existing tables for a DB with the given format.
Definition: v7/driver.h:26
Definition: v7/qbuilder.h:91