1// Copyright (C) 2020 The Android Open Source Project 2// 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 15import {Engine} from '../common/engine'; 16import {NUM} from '../common/query_result'; 17import {publishTraceErrors} from '../frontend/publish'; 18 19import {Controller} from './controller'; 20 21export interface TraceErrorControllerArgs { 22 engine: Engine; 23} 24 25export class TraceErrorController extends Controller<'main'> { 26 private hasRun = false; 27 constructor(private args: TraceErrorControllerArgs) { 28 super('main'); 29 } 30 31 run() { 32 if (this.hasRun) { 33 return; 34 } 35 this.hasRun = true; 36 const engine = this.args.engine; 37 engine 38 .query( 39 `SELECT sum(value) as sumValue FROM stats WHERE severity != 'info'`) 40 .then((result) => { 41 const errors = result.firstRow({sumValue: NUM}).sumValue; 42 publishTraceErrors(errors); 43 }); 44 } 45} 46