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
67
68
69
70
|
/*
* Copyright (C) 2021 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef ART_LIBARTBASE_BASE_STATS_INL_H_
#define ART_LIBARTBASE_BASE_STATS_INL_H_
#include <iomanip>
#include <map>
#include "base/stats.h"
#include "base/indenter.h"
namespace art {
void Stats::DumpSizes(VariableIndentationOutputStream& os, std::string_view name) const {
Dump(os, name, Value(), 1000.0, "KB");
}
void Stats::Dump(VariableIndentationOutputStream& os,
std::string_view name,
double total,
double unit_size,
const char* unit) const {
double percent = total > 0 ? 100.0 * Value() / total : 0;
const size_t name_width = 52 - os.GetIndentation();
if (name.length() > name_width) {
// Handle very long names by printing them on their own line.
os.Stream() << name << " \\\n";
name = "";
}
os.Stream()
<< std::setw(name_width) << std::left << name << " "
<< std::setw(6) << std::right << Count() << " "
<< std::setw(10) << std::fixed << std::setprecision(3) << Value() / unit_size << unit << " "
<< std::setw(6) << std::fixed << std::setprecision(1) << percent << "%\n";
// Sort all children by largest value first, then by name.
std::map<std::pair<double, std::string_view>, const Stats&> sorted_children;
for (const auto& it : Children()) {
sorted_children.emplace(std::make_pair(-it.second.Value(), it.first), it.second);
}
// Add "other" row to represent any amount not account for by the children.
Stats other;
other.AddBytes(Value() - SumChildrenValues(), Count());
if (other.Value() != 0.0 && !Children().empty()) {
sorted_children.emplace(std::make_pair(-other.Value(), "(other)"), other);
}
// Print the data.
ScopedIndentation indent1(&os);
for (const auto& it : sorted_children) {
it.second.Dump(os, it.first.second, total, unit_size, unit);
}
}
} // namespace art
#endif // ART_LIBARTBASE_BASE_STATS_INL_H_
|
