1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
// Copyright 2025 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/data_sharing/internal/logger_impl.h"
#include "base/command_line.h"
#include "components/data_sharing/public/switches.h"
namespace data_sharing {
LoggerImpl::LoggerImpl()
: always_log_(base::CommandLine::ForCurrentProcess()->HasSwitch(
data_sharing::kDataSharingDebugLoggingEnabled)) {}
LoggerImpl::~LoggerImpl() = default;
void LoggerImpl::AddObserver(Observer* observer) {
if (observers_.HasObserver(observer)) {
return;
}
observers_.AddObserver(observer);
for (const auto& entry : logs_) {
observer->OnNewLog(entry);
}
}
void LoggerImpl::RemoveObserver(Observer* observer) {
if (!observers_.HasObserver(observer)) {
return;
}
observers_.RemoveObserver(observer);
if (!ShouldEnableDebugLogs()) {
logs_.clear();
}
}
bool LoggerImpl::ShouldEnableDebugLogs() {
return always_log_ || !observers_.empty();
}
void LoggerImpl::Log(base::Time event_time,
logger_common::mojom::LogSource log_source,
const std::string& source_file,
int source_line,
const std::string& message) {
VLOG(1) << log_source << ": " << message;
if (!ShouldEnableDebugLogs()) {
return;
}
Entry entry(event_time, log_source, source_file, source_line, message);
logs_.push_back(entry);
for (auto& observer : observers_) {
observer.OnNewLog(entry);
}
}
} // namespace data_sharing
|
