1 /*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2023. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "stat_table.h"
17
18 namespace SysTuning {
19 namespace TraceStreamer {
20 enum class Index : int32_t { EVENT_NAME = 0, STAT_EVENT_TYPE = 1, COUNT = 2, SEVERITY = 3, SOURCE = 4 };
StatTable(const TraceDataCache * dataCache)21 StatTable::StatTable(const TraceDataCache *dataCache) : TableBase(dataCache)
22 {
23 tableColumn_.push_back(TableBase::ColumnInfo("event_name", "TEXT"));
24 tableColumn_.push_back(TableBase::ColumnInfo("stat_type", "TEXT"));
25 tableColumn_.push_back(TableBase::ColumnInfo("count", "INTEGER"));
26 tableColumn_.push_back(TableBase::ColumnInfo("serverity", "TEXT"));
27 tableColumn_.push_back(TableBase::ColumnInfo("source", "TEXT"));
28 tablePriKey_.push_back("event_name");
29 tablePriKey_.push_back("stat_type");
30 }
31
~StatTable()32 StatTable::~StatTable() {}
33
CreateCursor()34 std::unique_ptr<TableBase::Cursor> StatTable::CreateCursor()
35 {
36 return std::make_unique<Cursor>(dataCache_, this);
37 }
38
Cursor(const TraceDataCache * dataCache,TableBase * table)39 StatTable::Cursor::Cursor(const TraceDataCache *dataCache, TableBase *table)
40 : TableBase::Cursor(dataCache, table, STAT_EVENT_MAX * TRACE_EVENT_MAX)
41 {
42 }
43
~Cursor()44 StatTable::Cursor::~Cursor() {}
45
Column(int32_t column) const46 int32_t StatTable::Cursor::Column(int32_t column) const
47 {
48 SupportedTraceEventType eventType = static_cast<SupportedTraceEventType>(CurrentRow() / STAT_EVENT_MAX);
49 StatType statType = static_cast<StatType>(CurrentRow() % STAT_EVENT_MAX);
50 switch (static_cast<Index>(column)) {
51 case Index::EVENT_NAME:
52 sqlite3_result_text(context_, dataCache_->GetConstStatAndInfo().GetEvent(eventType).c_str(),
53 STR_DEFAULT_LEN, nullptr);
54 break;
55 case Index::STAT_EVENT_TYPE:
56 sqlite3_result_text(context_, dataCache_->GetConstStatAndInfo().GetStat(statType).c_str(), STR_DEFAULT_LEN,
57 nullptr);
58 break;
59 case Index::COUNT:
60 sqlite3_result_int64(context_,
61 static_cast<int64_t>(dataCache_->GetConstStatAndInfo().GetValue(eventType, statType)));
62 break;
63 case Index::SEVERITY:
64 sqlite3_result_text(context_,
65 dataCache_->GetConstStatAndInfo().GetSeverityDesc(eventType, statType).c_str(),
66 STR_DEFAULT_LEN, nullptr);
67 break;
68 case Index::SOURCE:
69 sqlite3_result_text(context_, "trace", STR_DEFAULT_LEN, nullptr);
70 break;
71 default:
72 TS_LOGF("Unregistered column : %d", column);
73 break;
74 }
75 return SQLITE_OK;
76 }
77 } // namespace TraceStreamer
78 } // namespace SysTuning
79