| /* |
| * 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 com.android.tv.common.util; |
| |
| import android.net.TrafficStats; |
| import android.support.annotation.NonNull; |
| import java.util.concurrent.Executor; |
| |
| /** Constants for tagging network traffic in the Live channels app. */ |
| public final class NetworkTrafficTags { |
| |
| public static final int DEFAULT_LIVE_CHANNELS = 1; |
| public static final int LOGO_FETCHER = 2; |
| public static final int HDHOMERUN = 3; |
| public static final int EPG_FETCH = 4; |
| |
| /** |
| * An executor which simply wraps a provided delegate executor, but calls {@link |
| * TrafficStats#setThreadStatsTag(int)} before executing any task. |
| */ |
| public static class TrafficStatsTaggingExecutor implements Executor { |
| private final Executor delegateExecutor; |
| private final int tag; |
| |
| public TrafficStatsTaggingExecutor(Executor delegateExecutor, int tag) { |
| this.delegateExecutor = delegateExecutor; |
| this.tag = tag; |
| } |
| |
| @Override |
| public void execute(final @NonNull Runnable command) { |
| // TODO(b/62038127): robolectric does not support lamdas in unbundled apps |
| delegateExecutor.execute( |
| () -> { |
| TrafficStats.setThreadStatsTag(tag); |
| try { |
| command.run(); |
| } finally { |
| TrafficStats.clearThreadStatsTag(); |
| } |
| }); |
| } |
| } |
| |
| private NetworkTrafficTags() {} |
| } |