1 /*
2 * Copyright (C) 2020 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include "src/trace_processor/iterator_impl.h"
18
19 #include "perfetto/base/time.h"
20 #include "perfetto/trace_processor/trace_processor_storage.h"
21 #include "src/trace_processor/perfetto_sql/engine/perfetto_sql_engine.h"
22 #include "src/trace_processor/sqlite/scoped_db.h"
23 #include "src/trace_processor/storage/trace_storage.h"
24 #include "src/trace_processor/trace_processor_impl.h"
25
26 namespace perfetto {
27 namespace trace_processor {
28
IteratorImpl(TraceProcessorImpl * trace_processor,base::StatusOr<PerfettoSqlEngine::ExecutionResult> result,uint32_t sql_stats_row)29 IteratorImpl::IteratorImpl(
30 TraceProcessorImpl* trace_processor,
31 base::StatusOr<PerfettoSqlEngine::ExecutionResult> result,
32 uint32_t sql_stats_row)
33 : trace_processor_(trace_processor),
34 result_(std::move(result)),
35 sql_stats_row_(sql_stats_row) {}
36
~IteratorImpl()37 IteratorImpl::~IteratorImpl() {
38 if (trace_processor_) {
39 base::TimeNanos t_end = base::GetWallTimeNs();
40 auto* sql_stats =
41 trace_processor_.get()->context_.storage->mutable_sql_stats();
42 sql_stats->RecordQueryEnd(sql_stats_row_, t_end.count());
43 }
44 }
45
RecordFirstNextInSqlStats()46 void IteratorImpl::RecordFirstNextInSqlStats() {
47 base::TimeNanos t_first_next = base::GetWallTimeNs();
48 auto* sql_stats =
49 trace_processor_.get()->context_.storage->mutable_sql_stats();
50 sql_stats->RecordQueryFirstNext(sql_stats_row_, t_first_next.count());
51 }
52
Iterator(std::unique_ptr<IteratorImpl> iterator)53 Iterator::Iterator(std::unique_ptr<IteratorImpl> iterator)
54 : iterator_(std::move(iterator)) {}
55 Iterator::~Iterator() = default;
56
57 Iterator::Iterator(Iterator&&) noexcept = default;
58 Iterator& Iterator::operator=(Iterator&&) noexcept = default;
59
Next()60 bool Iterator::Next() {
61 return iterator_->Next();
62 }
63
Get(uint32_t col)64 SqlValue Iterator::Get(uint32_t col) {
65 return iterator_->Get(col);
66 }
67
GetColumnName(uint32_t col)68 std::string Iterator::GetColumnName(uint32_t col) {
69 return iterator_->GetColumnName(col);
70 }
71
ColumnCount()72 uint32_t Iterator::ColumnCount() {
73 return iterator_->ColumnCount();
74 }
75
Status()76 base::Status Iterator::Status() {
77 return iterator_->Status();
78 }
79
StatementCount()80 uint32_t Iterator::StatementCount() {
81 return iterator_->StatementCount();
82 }
83
StatementWithOutputCount()84 uint32_t Iterator::StatementWithOutputCount() {
85 return iterator_->StatementCountWithOutput();
86 }
87
LastStatementSql()88 std::string Iterator::LastStatementSql() {
89 return iterator_->LastStatementSql();
90 }
91
92 } // namespace trace_processor
93 } // namespace perfetto
94