| /* |
| * 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.server.am; |
| |
| import android.app.WaitResult; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.util.SparseArray; |
| |
| /** |
| * Tracks launch time of apps to be reported by {@link WaitResult}. Note that this is slightly |
| * different from {@link ActivityMetricsLogger}, but should eventually merged with it. |
| */ |
| class LaunchTimeTracker { |
| |
| private final SparseArray<Entry> mWindowingModeLaunchTime = new SparseArray<>(); |
| |
| void setLaunchTime(ActivityRecord r) { |
| Entry entry = mWindowingModeLaunchTime.get(r.getWindowingMode()); |
| if (entry == null){ |
| entry = new Entry(); |
| mWindowingModeLaunchTime.append(r.getWindowingMode(), entry); |
| } |
| entry.setLaunchTime(r); |
| } |
| |
| void stopFullyDrawnTraceIfNeeded(int windowingMode) { |
| final Entry entry = mWindowingModeLaunchTime.get(windowingMode); |
| if (entry == null) { |
| return; |
| } |
| entry.stopFullyDrawnTraceIfNeeded(); |
| } |
| |
| Entry getEntry(int windowingMode) { |
| return mWindowingModeLaunchTime.get(windowingMode); |
| } |
| |
| static class Entry { |
| |
| long mLaunchStartTime; |
| long mFullyDrawnStartTime; |
| |
| void setLaunchTime(ActivityRecord r) { |
| if (r.displayStartTime == 0) { |
| r.fullyDrawnStartTime = r.displayStartTime = SystemClock.uptimeMillis(); |
| if (mLaunchStartTime == 0) { |
| startLaunchTraces(r.packageName); |
| mLaunchStartTime = mFullyDrawnStartTime = r.displayStartTime; |
| } |
| } else if (mLaunchStartTime == 0) { |
| startLaunchTraces(r.packageName); |
| mLaunchStartTime = mFullyDrawnStartTime = SystemClock.uptimeMillis(); |
| } |
| } |
| |
| private void startLaunchTraces(String packageName) { |
| if (mFullyDrawnStartTime != 0) { |
| Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "drawing", 0); |
| } |
| Trace.asyncTraceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "launching: " + packageName, 0); |
| Trace.asyncTraceBegin(Trace.TRACE_TAG_ACTIVITY_MANAGER, "drawing", 0); |
| } |
| |
| private void stopFullyDrawnTraceIfNeeded() { |
| if (mFullyDrawnStartTime != 0 && mLaunchStartTime == 0) { |
| Trace.asyncTraceEnd(Trace.TRACE_TAG_ACTIVITY_MANAGER, "drawing", 0); |
| mFullyDrawnStartTime = 0; |
| } |
| } |
| } |
| } |