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// Copyright (C) 2018 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 * as protos from '../gen/protos';
import {slowlyCountRows} from './query_iterator';
// Aliases protos to avoid the super nested namespaces.
// See https://www.typescriptlang.org/docs/handbook/namespaces.html#aliases
import AndroidLogConfig = protos.perfetto.protos.AndroidLogConfig;
import AndroidPowerConfig = protos.perfetto.protos.AndroidPowerConfig;
import AndroidLogId = protos.perfetto.protos.AndroidLogId;
import BatteryCounters =
protos.perfetto.protos.AndroidPowerConfig.BatteryCounters;
import BufferConfig = protos.perfetto.protos.TraceConfig.BufferConfig;
import ChromeConfig = protos.perfetto.protos.ChromeConfig;
import ConsumerPort = protos.perfetto.protos.ConsumerPort;
import NativeContinuousDumpConfig =
protos.perfetto.protos.HeapprofdConfig.ContinuousDumpConfig;
import JavaContinuousDumpConfig =
protos.perfetto.protos.JavaHprofConfig.ContinuousDumpConfig;
import DataSourceConfig = protos.perfetto.protos.DataSourceConfig;
import FtraceConfig = protos.perfetto.protos.FtraceConfig;
import HeapprofdConfig = protos.perfetto.protos.HeapprofdConfig;
import JavaHprofConfig = protos.perfetto.protos.JavaHprofConfig;
import IAndroidPowerConfig = protos.perfetto.protos.IAndroidPowerConfig;
import IBufferConfig = protos.perfetto.protos.TraceConfig.IBufferConfig;
import IProcessStatsConfig = protos.perfetto.protos.IProcessStatsConfig;
import ISysStatsConfig = protos.perfetto.protos.ISysStatsConfig;
import ITraceConfig = protos.perfetto.protos.ITraceConfig;
import MeminfoCounters = protos.perfetto.protos.MeminfoCounters;
import ProcessStatsConfig = protos.perfetto.protos.ProcessStatsConfig;
import StatCounters = protos.perfetto.protos.SysStatsConfig.StatCounters;
import SysStatsConfig = protos.perfetto.protos.SysStatsConfig;
import TraceConfig = protos.perfetto.protos.TraceConfig;
import VmstatCounters = protos.perfetto.protos.VmstatCounters;
// Trace Processor protos.
import IRawQueryArgs = protos.perfetto.protos.IRawQueryArgs;
import RawQueryArgs = protos.perfetto.protos.RawQueryArgs;
import RawQueryResult = protos.perfetto.protos.RawQueryResult;
import StatusResult = protos.perfetto.protos.StatusResult;
import ComputeMetricArgs = protos.perfetto.protos.ComputeMetricArgs;
import ComputeMetricResult = protos.perfetto.protos.ComputeMetricResult;
// TODO(hjd): Maybe these should go in their own file.
export interface Row { [key: string]: number|string; }
const COLUMN_TYPE_STR = RawQueryResult.ColumnDesc.Type.STRING;
const COLUMN_TYPE_DOUBLE = RawQueryResult.ColumnDesc.Type.DOUBLE;
const COLUMN_TYPE_LONG = RawQueryResult.ColumnDesc.Type.LONG;
function getCell(result: RawQueryResult, column: number, row: number): number|
string|null {
const values = result.columns[column];
if (values.isNulls![row]) return null;
switch (result.columnDescriptors[column].type) {
case COLUMN_TYPE_LONG:
return +values.longValues![row];
case COLUMN_TYPE_DOUBLE:
return +values.doubleValues![row];
case COLUMN_TYPE_STR:
return values.stringValues![row];
default:
throw new Error('Unhandled type!');
}
}
export function rawQueryResultColumns(result: RawQueryResult): string[] {
// Two columns can conflict on the same name, e.g.
// select x.foo, y.foo from x join y. In that case store them using the
// full table.column notation.
const res = [] as string[];
const uniqColNames = new Set<string>();
const colNamesToDedupe = new Set<string>();
for (const col of result.columnDescriptors) {
const colName = col.name || '';
if (uniqColNames.has(colName)) {
colNamesToDedupe.add(colName);
}
uniqColNames.add(colName);
}
for (let i = 0; i < result.columnDescriptors.length; i++) {
const colName = result.columnDescriptors[i].name || '';
if (colNamesToDedupe.has(colName)) {
res.push(`${colName}.${i + 1}`);
} else {
res.push(colName);
}
}
return res;
}
export function* rawQueryResultIter(result: RawQueryResult) {
const columns: Array<[string, number]> = rawQueryResultColumns(result).map(
(name, i): [string, number] => [name, i]);
for (let rowNum = 0; rowNum < slowlyCountRows(result); rowNum++) {
const row: Row = {};
for (const [name, colNum] of columns) {
const cell = getCell(result, colNum, rowNum);
row[name] = cell === null ? '[NULL]' : cell;
}
yield row;
}
}
export {
AndroidLogConfig,
AndroidLogId,
AndroidPowerConfig,
BatteryCounters,
BufferConfig,
ChromeConfig,
ConsumerPort,
ComputeMetricArgs,
ComputeMetricResult,
DataSourceConfig,
FtraceConfig,
HeapprofdConfig,
IAndroidPowerConfig,
IBufferConfig,
IProcessStatsConfig,
IRawQueryArgs,
ISysStatsConfig,
ITraceConfig,
JavaContinuousDumpConfig,
JavaHprofConfig,
MeminfoCounters,
NativeContinuousDumpConfig,
ProcessStatsConfig,
RawQueryArgs,
RawQueryResult,
StatCounters,
StatusResult,
SysStatsConfig,
TraceConfig,
VmstatCounters,
};
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