From 01ad1c1a84ab8761736705a2c16940146daeb133 Mon Sep 17 00:00:00 2001
From: eguven <eguven@google.com>
Date: Fri, 26 Apr 2019 12:05:09 +0100
Subject: [PATCH] Add simpler DownloadManager constructor

PiperOrigin-RevId: 245397736
---
 .../exoplayer2/offline/DownloadManager.java   | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadManager.java b/library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadManager.java
index 74332c08f3..bfcb5174cc 100644
--- a/library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadManager.java
+++ b/library/core/src/main/java/com/google/android/exoplayer2/offline/DownloadManager.java
@@ -34,8 +34,14 @@ import android.os.Message;
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
 import com.google.android.exoplayer2.C;
+import com.google.android.exoplayer2.database.DatabaseProvider;
 import com.google.android.exoplayer2.scheduler.Requirements;
 import com.google.android.exoplayer2.scheduler.RequirementsWatcher;
+import com.google.android.exoplayer2.upstream.DataSource;
+import com.google.android.exoplayer2.upstream.DataSource.Factory;
+import com.google.android.exoplayer2.upstream.cache.Cache;
+import com.google.android.exoplayer2.upstream.cache.CacheEvictor;
+import com.google.android.exoplayer2.upstream.cache.NoOpCacheEvictor;
 import com.google.android.exoplayer2.util.Assertions;
 import com.google.android.exoplayer2.util.Log;
 import com.google.android.exoplayer2.util.Util;
@@ -183,6 +189,24 @@ public final class DownloadManager {
   private volatile int maxParallelDownloads;
   private volatile int minRetryCount;
 
+  /**
+   * Constructs a {@link DownloadManager}.
+   *
+   * @param context Any context.
+   * @param databaseProvider Provides the SQLite database in which downloads are persisted.
+   * @param cache A cache to be used to store downloaded data. The cache should be configured with
+   *     an {@link CacheEvictor} that will not evict downloaded content, for example {@link
+   *     NoOpCacheEvictor}.
+   * @param upstreamFactory A {@link Factory} for creating {@link DataSource}s for downloading data.
+   */
+  public DownloadManager(
+      Context context, DatabaseProvider databaseProvider, Cache cache, Factory upstreamFactory) {
+    this(
+        context,
+        new DefaultDownloadIndex(databaseProvider),
+        new DefaultDownloaderFactory(new DownloaderConstructorHelper(cache, upstreamFactory)));
+  }
+
   /**
    * Constructs a {@link DownloadManager}.
    *