52 lines
1.3 KiB
C++
52 lines
1.3 KiB
C++
//
|
|
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2023
|
|
//
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
#pragma once
|
|
|
|
#include "td/db/binlog/BinlogEvent.h"
|
|
|
|
#include "td/utils/common.h"
|
|
|
|
namespace td {
|
|
namespace detail {
|
|
|
|
class BinlogEventsBuffer {
|
|
public:
|
|
void add_event(BinlogEvent &&event);
|
|
|
|
bool need_flush() const;
|
|
|
|
template <class CallbackT>
|
|
void flush(CallbackT &&callback) {
|
|
for (size_t i = 0; i < ids_.size(); i++) {
|
|
auto &event = events_[i];
|
|
if (i + 1 != ids_.size() && (event.flags_ & BinlogEvent::Flags::Partial) == 0) {
|
|
callback(BinlogEvent(BinlogEvent::create_raw(event.id_, event.type_, event.flags_ | BinlogEvent::Flags::Partial,
|
|
create_storer(event.data_)),
|
|
BinlogDebugInfo{__FILE__, __LINE__}));
|
|
} else {
|
|
callback(std::move(event));
|
|
}
|
|
}
|
|
clear();
|
|
}
|
|
size_t size() const {
|
|
return size_;
|
|
}
|
|
|
|
private:
|
|
vector<uint64> ids_;
|
|
vector<BinlogEvent> events_;
|
|
size_t total_events_{0};
|
|
size_t size_{0};
|
|
|
|
void do_event(BinlogEvent &&event);
|
|
void clear();
|
|
};
|
|
|
|
} // namespace detail
|
|
} // namespace td
|