libdballe 9.6
Public Member Functions | Public Attributes | Protected Member Functions | Protected Attributes | Friends | List of all members
dballe::db::v7::cursor::Data Struct Reference

CursorData implementation. More...

#include <cursor.h>

Inheritance diagram for dballe::db::v7::cursor::Data:
dballe::db::v7::cursor::LevTrBase< Data > dballe::db::v7::cursor::Base< Impl >

Public Member Functions

 Data (DataQueryBuilder &qb, bool with_attributes)
 
std::shared_ptr< dballe::db::Transactionget_transaction () const override
 
Datetime get_datetime () const override
 
wreport::Varcode get_varcode () const override
 
wreport::Var get_var () const override
 
int attr_reference_id () const override
 
Level get_level () const override
 
Trange get_trange () const override
 
void query_attrs (std::function< void(std::unique_ptr< wreport::Var >)> dest, bool force_read) override
 
void remove () override
 
void enq (impl::Enq &enq) const override
 
- Public Member Functions inherited from dballe::db::v7::cursor::LevTrBase< Data >
bool next () override
 
void discard () override
 
- Public Member Functions inherited from dballe::db::v7::cursor::Base< Impl >
 Base (std::shared_ptr< v7::Transaction > tr)
 
int remaining () const override
 
bool has_value () const
 
bool next () override
 
void discard () override
 
dballe::DBStation get_station () const override
 
unsigned test_iterate (FILE *dump=0) override
 Iterate the cursor until the end, returning the number of items.
 
const Row & row () const
 

Public Attributes

bool with_attributes
 
- Public Attributes inherited from dballe::db::v7::cursor::Base< Impl >
std::shared_ptr< v7::Transactiontr
 Database to operate on.
 
std::deque< Row > results
 Storage for the raw database results.
 
bool at_start = true
 True if we are at the start of the iteration.
 

Protected Member Functions

bool add_to_best_results (const dballe::DBStation &station, int id_levtr, const Datetime &datetime, int id_data, std::unique_ptr< wreport::Var > var)
 Append or replace the last result according to priority. Returns false if the value has been ignored.
 
bool add_to_last_results (const dballe::DBStation &station, int id_levtr, const Datetime &datetime, int id_data, std::unique_ptr< wreport::Var > var)
 Append or replace the last result according to datetime. Returns false if the value has been ignored.
 
void load (Tracer<> &trc, const DataQueryBuilder &qb)
 
void load_best (Tracer<> &trc, const DataQueryBuilder &qb)
 
void load_last (Tracer<> &trc, const DataQueryBuilder &qb)
 
- Protected Member Functions inherited from dballe::db::v7::cursor::LevTrBase< Data >
const LevTrEntryget_levtr () const
 
- Protected Member Functions inherited from dballe::db::v7::cursor::Base< Impl >
int get_priority () const
 

Protected Attributes

int insert_cur_prio
 
- Protected Attributes inherited from dballe::db::v7::cursor::LevTrBase< Data >
const LevTrEntrylevtr
 

Friends

std::shared_ptr< dballe::CursorDatarun_data_query (Tracer<> &trc, std::shared_ptr< v7::Transaction > tr, const core::Query &query, bool explain)
 

Additional Inherited Members

- Public Types inherited from dballe::db::v7::cursor::Base< Impl >
typedef ImplTraits< Impl >::Row Row
 
typedef ImplTraits< Impl >::Interface Interface
 
- Static Public Member Functions inherited from dballe::db::v7::cursor::Base< Impl >
static std::shared_ptr< Impl > downcast (std::shared_ptr< Interface > c)
 

Detailed Description

CursorData implementation.


The documentation for this struct was generated from the following file: