| /* |
| * Copyright (C) 2019 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.google.android.exoplayer2.source; |
| |
| import android.net.Uri; |
| import android.os.SystemClock; |
| import com.google.android.exoplayer2.upstream.DataSpec; |
| import java.util.Collections; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.concurrent.atomic.AtomicLong; |
| |
| /** {@link MediaSource} load event information. */ |
| public final class LoadEventInfo { |
| |
| /** Used for the generation of unique ids. */ |
| private static final AtomicLong idSource = new AtomicLong(); |
| |
| /** Returns an non-negative identifier which is unique to the JVM instance. */ |
| public static long getNewId() { |
| return idSource.getAndIncrement(); |
| } |
| |
| /** Defines the requested data. */ |
| public final DataSpec dataSpec; |
| /** |
| * The {@link Uri} from which data is being read. The uri will be identical to the one in {@link |
| * #dataSpec}.uri unless redirection has occurred. If redirection has occurred, this is the uri |
| * after redirection. |
| */ |
| public final Uri uri; |
| /** The response headers associated with the load, or an empty map if unavailable. */ |
| public final Map<String, List<String>> responseHeaders; |
| /** The value of {@link SystemClock#elapsedRealtime} at the time of the load event. */ |
| public final long elapsedRealtimeMs; |
| /** The duration of the load up to the event time. */ |
| public final long loadDurationMs; |
| /** The number of bytes that were loaded up to the event time. */ |
| public final long bytesLoaded; |
| |
| /** |
| * Equivalent to {@link #LoadEventInfo(DataSpec, Uri, Map, long, long, long) |
| * LoadEventInfo(dataSpec, dataSpec.uri, Collections.emptyMap(), elapsedRealtimeMs, 0, 0)}. |
| */ |
| public LoadEventInfo(DataSpec dataSpec, long elapsedRealtimeMs) { |
| this( |
| dataSpec, |
| dataSpec.uri, |
| Collections.emptyMap(), |
| elapsedRealtimeMs, |
| /* loadDurationMs= */ 0, |
| /* bytesLoaded= */ 0); |
| } |
| |
| /** |
| * Creates load event info. |
| * |
| * @param dataSpec Defines the requested data. |
| * @param uri The {@link Uri} from which data is being read. The uri must be identical to the one |
| * in {@code dataSpec.uri} unless redirection has occurred. If redirection has occurred, this |
| * is the uri after redirection. |
| * @param responseHeaders The response headers associated with the load, or an empty map if |
| * unavailable. |
| * @param elapsedRealtimeMs The value of {@link SystemClock#elapsedRealtime} at the time of the |
| * load event. |
| * @param loadDurationMs The duration of the load up to the event time. |
| * @param bytesLoaded The number of bytes that were loaded up to the event time. For compressed |
| * network responses, this is the decompressed size. |
| */ |
| public LoadEventInfo( |
| DataSpec dataSpec, |
| Uri uri, |
| Map<String, List<String>> responseHeaders, |
| long elapsedRealtimeMs, |
| long loadDurationMs, |
| long bytesLoaded) { |
| this.dataSpec = dataSpec; |
| this.uri = uri; |
| this.responseHeaders = responseHeaders; |
| this.elapsedRealtimeMs = elapsedRealtimeMs; |
| this.loadDurationMs = loadDurationMs; |
| this.bytesLoaded = bytesLoaded; |
| } |
| } |