rocksdb/logging/event_logger.cc

64 lines
1.7 KiB
C++

// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
// This source code is licensed under both the GPLv2 (found in the
// COPYING file in the root directory) and Apache 2.0 License
// (found in the LICENSE.Apache file in the root directory).
#include "logging/event_logger.h"
#include <cassert>
#include <cinttypes>
#include <sstream>
#include <string>
#include "logging/logging.h"
#include "util/string_util.h"
namespace rocksdb {
EventLoggerStream::EventLoggerStream(Logger* logger)
: logger_(logger), log_buffer_(nullptr), json_writer_(nullptr) {}
EventLoggerStream::EventLoggerStream(LogBuffer* log_buffer)
: logger_(nullptr), log_buffer_(log_buffer), json_writer_(nullptr) {}
EventLoggerStream::~EventLoggerStream() {
if (json_writer_) {
json_writer_->EndObject();
#ifdef ROCKSDB_PRINT_EVENTS_TO_STDOUT
printf("%s\n", json_writer_->Get().c_str());
#else
if (logger_) {
EventLogger::Log(logger_, *json_writer_);
} else if (log_buffer_) {
EventLogger::LogToBuffer(log_buffer_, *json_writer_);
}
#endif
delete json_writer_;
}
}
void EventLogger::Log(const JSONWriter& jwriter) {
Log(logger_, jwriter);
}
void EventLogger::Log(Logger* logger, const JSONWriter& jwriter) {
#ifdef ROCKSDB_PRINT_EVENTS_TO_STDOUT
printf("%s\n", jwriter.Get().c_str());
#else
rocksdb::Log(logger, "%s %s", Prefix(), jwriter.Get().c_str());
#endif
}
void EventLogger::LogToBuffer(
LogBuffer* log_buffer, const JSONWriter& jwriter) {
#ifdef ROCKSDB_PRINT_EVENTS_TO_STDOUT
printf("%s\n", jwriter.Get().c_str());
#else
assert(log_buffer);
rocksdb::LogToBuffer(log_buffer, "%s %s", Prefix(), jwriter.Get().c_str());
#endif
}
} // namespace rocksdb