47 lines
1.3 KiB
C++
47 lines
1.3 KiB
C++
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// Copyright 2019 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "base/trace_event/log_message.h"
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#include <stdint.h>
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#include <string>
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#include "base/json/string_escape.h"
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#include "base/strings/stringprintf.h"
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namespace base {
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namespace trace_event {
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LogMessage::LogMessage(const char* file, base::StringPiece message, int line)
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: file_(file), message_(message), line_number_(line) {}
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LogMessage::~LogMessage() = default;
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void LogMessage::AppendAsTraceFormat(std::string* out) const {
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out->append("{");
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out->append(base::StringPrintf("\"line\":\"%d\",", line_number_));
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out->append("\"message\":");
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base::EscapeJSONString(message_, true, out);
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out->append(",");
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out->append(base::StringPrintf("\"file\":\"%s\"", file_));
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out->append("}");
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}
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void LogMessage::EstimateTraceMemoryOverhead(
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TraceEventMemoryOverhead* overhead) {
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overhead->Add(TraceEventMemoryOverhead::kOther, sizeof(this));
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overhead->AddString(message_);
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}
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bool LogMessage::AppendToProto(ProtoAppender* appender) {
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// LogMessage is handled in a special way in
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// track_event_thread_local_event_sink.cc in the function |AddTraceEvent|, so
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// this call should never happen.
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NOTREACHED();
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return false;
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}
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} // namespace trace_event
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} // namespace base
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