| /* |
| * Copyright 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. |
| */ |
| |
| package androidx.benchmark.macro |
| |
| import android.os.Build |
| import android.util.Log |
| import androidx.benchmark.perfetto.PerfettoCapture |
| import androidx.benchmark.perfetto.destinationPath |
| import androidx.benchmark.perfetto.reportAdditionalFileToCopy |
| |
| /** |
| * Wrapper for PerfettoCapture, which does nothing on API < Q |
| */ |
| class PerfettoCaptureWrapper { |
| private var capture: PerfettoCapture? = null |
| |
| init { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { |
| capture = PerfettoCapture() |
| } |
| } |
| |
| fun start(): Boolean { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { |
| Log.d(TAG, "Recording perfetto trace") |
| capture?.start() |
| } |
| return true |
| } |
| |
| fun stop(traceName: String): Boolean { |
| if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) { |
| val destination = destinationPath(traceName).absolutePath |
| capture?.stop(destination) |
| reportAdditionalFileToCopy("perfetto_trace", destination) |
| } |
| return true |
| } |
| |
| companion object { |
| private const val TAG = "PerfettoCollector" |
| } |
| } |