2018-01-19 06:07:55 -05:00

87 lines
2.9 KiB
C++

/*
* Copyright (c) 2017, Intel Corporation
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Intel Corporation nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLDB_H_
#define SQLDB_H_
#include "ue2common.h"
#include "common.h"
#include "sqldb_bind.h"
#include <iostream>
#include <string>
#include <sqlite3.h>
class SqlDB {
public:
SqlDB() : db(nullptr) {};
~SqlDB();
void open(const std::string &filename);
void exec(const std::string &query);
u64a lastRowId();
template <typename... Args>
void insert_all(const std::string &query, Args&&... args) {
sqlite3_stmt *stmt;
const char *tail;
int rc = sqlite3_prepare(db, query.c_str(), query.size(), &stmt, &tail);
if (rc != SQLITE_OK) {
std::ostringstream oss;
oss << "Unable to prepare query: " << sqlite3_errmsg(db);
throw SqlFailure(oss.str());
}
// only one statement per function call
assert(strlen(tail) == 0);
// perform templated binds to this statement
ue2_sqlite::bind_args(stmt, 1, args...);
rc = sqlite3_step(stmt);
if (rc != SQLITE_DONE) {
std::ostringstream oss;
oss << "Unable to run insert: " << sqlite3_errmsg(db);
throw SqlFailure(oss.str());
}
rc = sqlite3_finalize(stmt);
if (rc != SQLITE_OK) {
std::ostringstream oss;
oss << "Unable to finalize statement: " << sqlite3_errmsg(db);
throw SqlFailure(oss.str());
}
}
private:
sqlite3 *db;
};
#endif /* SQLDB_H_ */