| // Copyright (C) 2023 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 {colorForState} from '../../core/colorizer'; |
| import {LegacySelection} from '../../common/state'; |
| import {translateState} from '../../common/thread_state'; |
| import { |
| BASE_ROW, |
| BaseSliceTrack, |
| BaseSliceTrackTypes, |
| OnSliceClickArgs, |
| } from '../../frontend/base_slice_track'; |
| import {globals} from '../../frontend/globals'; |
| import { |
| SLICE_LAYOUT_FLAT_DEFAULTS, |
| SliceLayout, |
| } from '../../frontend/slice_layout'; |
| import {NewTrackArgs} from '../../frontend/track'; |
| import {NUM_NULL, STR} from '../../trace_processor/query_result'; |
| |
| export const THREAD_STATE_ROW = { |
| ...BASE_ROW, |
| state: STR, |
| ioWait: NUM_NULL, |
| }; |
| |
| export type ThreadStateRow = typeof THREAD_STATE_ROW; |
| |
| export interface ThreadStateTrackTypes extends BaseSliceTrackTypes { |
| row: ThreadStateRow; |
| } |
| |
| export class ThreadStateTrack extends BaseSliceTrack<ThreadStateTrackTypes> { |
| protected sliceLayout: SliceLayout = {...SLICE_LAYOUT_FLAT_DEFAULTS}; |
| |
| constructor(args: NewTrackArgs, private utid: number) { |
| super(args); |
| } |
| |
| // This is used by the base class to call iter(). |
| getRowSpec(): ThreadStateTrackTypes['row'] { |
| return THREAD_STATE_ROW; |
| } |
| |
| getSqlSource(): string { |
| // Do not display states: 'S' (sleeping), 'I' (idle kernel thread). |
| return ` |
| select |
| id, |
| ts, |
| dur, |
| cpu, |
| state, |
| io_wait as ioWait, |
| 0 as depth |
| from thread_state |
| where |
| utid = ${this.utid} and |
| state not in ('S', 'I') |
| `; |
| } |
| |
| rowToSlice( |
| row: ThreadStateTrackTypes['row'], |
| ): ThreadStateTrackTypes['slice'] { |
| const baseSlice = super.rowToSlice(row); |
| const ioWait = row.ioWait === null ? undefined : !!row.ioWait; |
| const title = translateState(row.state, ioWait); |
| const color = colorForState(title); |
| return {...baseSlice, title, colorScheme: color}; |
| } |
| |
| onUpdatedSlices(slices: ThreadStateTrackTypes['slice'][]) { |
| for (const slice of slices) { |
| slice.isHighlighted = slice === this.hoveredSlice; |
| } |
| } |
| |
| onSliceClick(args: OnSliceClickArgs<ThreadStateTrackTypes['slice']>) { |
| globals.makeSelection( |
| Actions.selectThreadState({ |
| id: args.slice.id, |
| trackKey: this.trackKey, |
| }), |
| ); |
| } |
| |
| protected isSelectionHandled(selection: LegacySelection): boolean { |
| return selection.kind === 'THREAD_STATE'; |
| } |
| } |