69 lines
2.2 KiB
C++
69 lines
2.2 KiB
C++
// Copyright 2019 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef MEDIAPIPE_PORT_LOGGING_H_
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#define MEDIAPIPE_PORT_LOGGING_H_
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#include "absl/time/time.h"
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#ifdef _WIN32
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#define GLOG_NO_ABBREVIATED_SEVERITIES
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#endif
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#include "glog/logging.h"
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namespace mediapipe {
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using LogSeverity = google::LogSeverity;
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const auto SetVLOGLevel = google::SetVLOGLevel;
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class LogEntry {
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public:
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LogEntry(LogSeverity severity, const struct ::tm* tm_time,
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absl::string_view message)
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: severity_(severity),
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timestamp_(absl::FromTM(*tm_time, absl::LocalTimeZone())),
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text_message_(message) {}
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LogSeverity log_severity() const { return severity_; }
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absl::Time timestamp() const { return timestamp_; }
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absl::string_view text_message() const { return text_message_; }
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private:
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LogSeverity severity_;
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absl::Time timestamp_;
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absl::string_view text_message_;
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};
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class LogSink : public google::LogSink {
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public:
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virtual ~LogSink() = default;
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virtual void Send(const LogEntry& entry) = 0;
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virtual void WaitTillSent() {}
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private:
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virtual void send(LogSeverity severity, const char* full_filename,
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const char* base_filename, int line,
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const struct ::tm* tm_time, const char* message,
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size_t message_len) {
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LogEntry log_entry(severity, tm_time,
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absl::string_view(message, message_len));
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Send(log_entry);
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}
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};
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inline void AddLogSink(LogSink* destination) {
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google::AddLogSink(destination);
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}
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inline void RemoveLogSink(LogSink* destination) {
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google::RemoveLogSink(destination);
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}
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} // namespace mediapipe
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#endif // MEDIAPIPE_PORT_LOGGING_H_
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