1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
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 "datasource_clockid_table.h"
17 #include <cmath>
18
19 namespace SysTuning {
20 namespace TraceStreamer {
21 namespace {
22 enum Index { ID = 0, NAME, CLOCK_ID };
23 }
DataSourceClockIdTableTable(const TraceDataCache * dataCache)24 DataSourceClockIdTableTable::DataSourceClockIdTableTable(const TraceDataCache* dataCache) : TableBase(dataCache)
25 {
26 tableColumn_.push_back(TableBase::ColumnInfo("id", "INTEGER"));
27 tableColumn_.push_back(TableBase::ColumnInfo("data_source_name", "TEXT"));
28 tableColumn_.push_back(TableBase::ColumnInfo("clock_id", "INTEGER"));
29 tablePriKey_.push_back("id");
30 }
31
~DataSourceClockIdTableTable()32 DataSourceClockIdTableTable::~DataSourceClockIdTableTable() {}
33
CreateCursor()34 std::unique_ptr<TableBase::Cursor> DataSourceClockIdTableTable::CreateCursor()
35 {
36 return std::make_unique<Cursor>(dataCache_, this);
37 }
38
Cursor(const TraceDataCache * dataCache,TableBase * table)39 DataSourceClockIdTableTable::Cursor::Cursor(const TraceDataCache* dataCache, TableBase* table)
40 : TableBase::Cursor(dataCache, table, static_cast<uint32_t>(dataCache->GetConstDataSourceClockIdData().Size())),
41 dataSourceClockIdData_(dataCache->GetConstDataSourceClockIdData())
42 {
43 }
44
~Cursor()45 DataSourceClockIdTableTable::Cursor::~Cursor() {}
46
Column(int column) const47 int DataSourceClockIdTableTable::Cursor::Column(int column) const
48 {
49 switch (column) {
50 case ID:
51 sqlite3_result_int64(context_, CurrentRow());
52 break;
53 case NAME:
54 sqlite3_result_text(context_, dataSourceClockIdData_.Names()[CurrentRow()].c_str(), STR_DEFAULT_LEN,
55 nullptr);
56 break;
57 case CLOCK_ID:
58 sqlite3_result_int(context_, static_cast<int64_t>(dataSourceClockIdData_.ClockIds()[CurrentRow()]));
59 break;
60 default:
61 TS_LOGF("Unregistered column : %d", column);
62 break;
63 }
64 return SQLITE_OK;
65 }
66 } // namespace TraceStreamer
67 } // namespace SysTuning
68