| /* |
| * 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. |
| */ |
| package com.android.tv.perf; |
| |
| import android.app.Activity; |
| import android.app.Application; |
| |
| /** |
| * Measures App startup. This interface is lightweight to help measure both cold and warm startup |
| * latency. Implementations must not throw any Exception. |
| */ |
| public interface StartupMeasure { |
| |
| /** To be be placed as the first static block in the app's Application class. */ |
| void onAppClassLoaded(); |
| |
| /** |
| * To be placed in your {@link Application#onCreate} to let Performance Monitoring know when |
| * this happen. |
| */ |
| void onAppCreate(Application application); |
| |
| /** |
| * To be placed in an initialization block of your {@link Activity} to let Performance |
| * Monitoring know when this activity is instantiated. Please note that this initialization |
| * block should be before other initialization blocks (if any) in your activity class. |
| */ |
| void onActivityInit(); |
| } |