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// Copyright (C) 2020 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.
import {Actions} from '../../common/actions';
import {ColumnDef} from '../../common/aggregation_data';
import {Engine} from '../../common/engine';
import {
SLICE_AGGREGATION_PIVOT_TABLE_ID
} from '../../common/pivot_table_common';
import {Area, Sorting} from '../../common/state';
import {toNs} from '../../common/time';
import {PIVOT_TABLE_FLAG} from '../../frontend/keyboard_event_handler';
import {
ASYNC_SLICE_TRACK_KIND,
Config as AsyncSliceConfig
} from '../../tracks/async_slices/common';
import {
Config as SliceConfig,
SLICE_TRACK_KIND
} from '../../tracks/chrome_slices/common';
import {globals} from '../globals';
import {AggregationController} from './aggregation_controller';
function addPivotTableOnAreaSelection(
selectedTrackIds: number[], startSec: number, endSec: number) {
const selectedPivots =
[{tableName: 'slice', columnName: 'name', isStackPivot: false}];
const selectedAggregations = [
{tableName: 'slice', columnName: 'dur', aggregation: 'SUM', order: 'DESC'},
{tableName: 'slice', columnName: 'dur', aggregation: 'AVG', order: 'DESC'},
{tableName: 'slice', columnName: 'id', aggregation: 'COUNT', order: 'DESC'}
];
globals.dispatch(Actions.addNewPivotTable({
name: 'Pivot Table - Slices',
pivotTableId: SLICE_AGGREGATION_PIVOT_TABLE_ID,
selectedPivots,
selectedAggregations,
traceTime: {startSec, endSec},
selectedTrackIds
}));
globals.dispatch(Actions.setPivotTableRequest(
{pivotTableId: SLICE_AGGREGATION_PIVOT_TABLE_ID, action: 'QUERY'}));
}
export function getSelectedTrackIds(area: Area): number[] {
const selectedTrackIds = [];
for (const trackId of area.tracks) {
const track = globals.state.tracks[trackId];
// Track will be undefined for track groups.
if (track !== undefined) {
if (track.kind === SLICE_TRACK_KIND) {
selectedTrackIds.push((track.config as SliceConfig).trackId);
}
if (track.kind === ASYNC_SLICE_TRACK_KIND) {
const config = track.config as AsyncSliceConfig;
for (const id of config.trackIds) {
selectedTrackIds.push(id);
}
}
}
}
return selectedTrackIds;
}
export class SliceAggregationController extends AggregationController {
async createAggregateView(engine: Engine, area: Area) {
await engine.query(`drop view if exists ${this.kind};`);
const selectedTrackIds = getSelectedTrackIds(area);
if (selectedTrackIds.length === 0) return false;
if (PIVOT_TABLE_FLAG.get()) {
addPivotTableOnAreaSelection(
selectedTrackIds, area.startSec, area.endSec);
}
const query = `create view ${this.kind} as
SELECT
name,
sum(dur) AS total_dur,
sum(dur)/count(1) as avg_dur,
count(1) as occurrences
FROM slices
WHERE track_id IN (${selectedTrackIds}) AND
ts + dur > ${toNs(area.startSec)} AND
ts < ${toNs(area.endSec)} group by name`;
await engine.query(query);
return true;
}
getTabName() {
return 'Slices';
}
async getExtra() {}
getDefaultSorting(): Sorting {
return {column: 'total_dur', direction: 'DESC'};
}
getColumnDefinitions(): ColumnDef[] {
return [
{
title: 'Name',
kind: 'STRING',
columnConstructor: Uint16Array,
columnId: 'name',
},
{
title: 'Wall duration (ms)',
kind: 'TIMESTAMP_NS',
columnConstructor: Float64Array,
columnId: 'total_dur',
sum: true
},
{
title: 'Avg Wall duration (ms)',
kind: 'TIMESTAMP_NS',
columnConstructor: Float64Array,
columnId: 'avg_dur'
},
{
title: 'Occurrences',
kind: 'NUMBER',
columnConstructor: Uint16Array,
columnId: 'occurrences',
sum: true
}
];
}
}