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/*-
* Public Domain 2014-present MongoDB, Inc.
* Public Domain 2008-2014 WiredTiger, Inc.
*
* This is free and unencumbered software released into the public domain.
*
* Anyone is free to copy, modify, publish, use, compile, sell, or
* distribute this software, either in source code form or as a compiled
* binary, for any purpose, commercial or non-commercial, and by any
* means.
*
* In jurisdictions that recognize copyright laws, the author or authors
* of this software dedicate any and all copyright interest in the
* software to the public domain. We make this dedication for the benefit
* of the public at large and to the detriment of our heirs and
* successors. We intend this dedication to be an overt act of
* relinquishment in perpetuity of all present and future rights to this
* software under copyright law.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#ifndef CONN_API_H
#define CONN_API_H
/* Following definitions are required in order to use printing format specifiers in C++. */
#define __STDC_LIMIT_MACROS
#define __STDC_FORMAT_MACROS
#include <mutex>
extern "C" {
#include "test_util.h"
#include "wiredtiger.h"
}
#include "util/scoped_types.h"
namespace test_harness {
/*
* Singleton class owning the database connection, provides access to sessions and any other
* required connection API calls.
*/
class connection_manager {
public:
static connection_manager &instance();
public:
/* No copies of the singleton allowed. */
connection_manager(connection_manager const &) = delete;
connection_manager &operator=(connection_manager const &) = delete;
void close();
void create(const std::string &config, const std::string &home = DEFAULT_DIR);
scoped_session create_session();
/*
* set_timestamp calls into the connection API in a thread safe manner to set global timestamps.
*/
void set_timestamp(const std::string &config);
private:
connection_manager();
private:
WT_CONNECTION *_conn = nullptr;
std::mutex _conn_mutex;
};
} // namespace test_harness
#endif
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