| /* |
| * Copyright (C) 2017 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 android.net.metrics; |
| |
| import android.os.Process; |
| import android.os.SystemClock; |
| |
| /** |
| * An event logged per interface and that aggregates WakeupEvents for that interface. |
| * {@hide} |
| */ |
| public class WakeupStats { |
| |
| private static final int NO_UID = -1; |
| |
| public final long creationTimeMs = SystemClock.elapsedRealtime(); |
| public final String iface; |
| |
| public long totalWakeups = 0; |
| public long rootWakeups = 0; |
| public long systemWakeups = 0; |
| public long nonApplicationWakeups = 0; |
| public long applicationWakeups = 0; |
| public long noUidWakeups = 0; |
| public long durationSec = 0; |
| |
| public WakeupStats(String iface) { |
| this.iface = iface; |
| } |
| |
| /** Update durationSec with current time. */ |
| public void updateDuration() { |
| durationSec = (SystemClock.elapsedRealtime() - creationTimeMs) / 1000; |
| } |
| |
| /** Update wakeup counters for the given WakeupEvent. */ |
| public void countEvent(WakeupEvent ev) { |
| totalWakeups++; |
| switch (ev.uid) { |
| case Process.ROOT_UID: |
| rootWakeups++; |
| break; |
| case Process.SYSTEM_UID: |
| systemWakeups++; |
| break; |
| case NO_UID: |
| noUidWakeups++; |
| break; |
| default: |
| if (ev.uid >= Process.FIRST_APPLICATION_UID) { |
| applicationWakeups++; |
| } else { |
| nonApplicationWakeups++; |
| } |
| break; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| updateDuration(); |
| return new StringBuilder() |
| .append("WakeupStats(").append(iface) |
| .append(", total: ").append(totalWakeups) |
| .append(", root: ").append(rootWakeups) |
| .append(", system: ").append(systemWakeups) |
| .append(", apps: ").append(applicationWakeups) |
| .append(", non-apps: ").append(nonApplicationWakeups) |
| .append(", no uid: ").append(noUidWakeups) |
| .append(", ").append(durationSec).append("s)") |
| .toString(); |
| } |
| } |