From b4746eddb3aa77f0357f36843b6a554cadd852a9 Mon Sep 17 00:00:00 2001
From: tasnimsunny <tasnimsunny@google.com>
Date: Wed, 8 Jun 2016 11:29:37 -0700
Subject: [PATCH] Add cache initializtion signal to CacheEvictor -------------
 Created by MOE: https://github.com/google/moe MOE_MIGRATED_REVID=124374161

---
 .../android/exoplayer/upstream/cache/CacheEvictor.java       | 3 +++
 .../upstream/cache/LeastRecentlyUsedCacheEvictor.java        | 5 +++++
 .../android/exoplayer/upstream/cache/NoOpCacheEvictor.java   | 5 +++++
 .../google/android/exoplayer/upstream/cache/SimpleCache.java | 1 +
 4 files changed, 14 insertions(+)

diff --git a/library/src/main/java/com/google/android/exoplayer/upstream/cache/CacheEvictor.java b/library/src/main/java/com/google/android/exoplayer/upstream/cache/CacheEvictor.java
index 5b4231ad71..5d3421899d 100644
--- a/library/src/main/java/com/google/android/exoplayer/upstream/cache/CacheEvictor.java
+++ b/library/src/main/java/com/google/android/exoplayer/upstream/cache/CacheEvictor.java
@@ -21,6 +21,9 @@ package com.google.android.exoplayer.upstream.cache;
  */
 public interface CacheEvictor extends Cache.Listener {
 
+  /** Invoked when cache has beeen initialized. */
+  void onCacheInitialized();
+
   /**
    * Invoked when a writer starts writing to the cache.
    *
diff --git a/library/src/main/java/com/google/android/exoplayer/upstream/cache/LeastRecentlyUsedCacheEvictor.java b/library/src/main/java/com/google/android/exoplayer/upstream/cache/LeastRecentlyUsedCacheEvictor.java
index 4998f09fc2..6e65df52b7 100644
--- a/library/src/main/java/com/google/android/exoplayer/upstream/cache/LeastRecentlyUsedCacheEvictor.java
+++ b/library/src/main/java/com/google/android/exoplayer/upstream/cache/LeastRecentlyUsedCacheEvictor.java
@@ -33,6 +33,11 @@ public final class LeastRecentlyUsedCacheEvictor implements CacheEvictor, Compar
     this.leastRecentlyUsed = new TreeSet<>(this);
   }
 
+  @Override
+  public void onCacheInitialized() {
+    // Do nothing.
+  }
+
   @Override
   public void onStartFile(Cache cache, String key, long position, long length) {
     evictCache(cache, length);
diff --git a/library/src/main/java/com/google/android/exoplayer/upstream/cache/NoOpCacheEvictor.java b/library/src/main/java/com/google/android/exoplayer/upstream/cache/NoOpCacheEvictor.java
index 56e4e33400..9fe9d5e49f 100644
--- a/library/src/main/java/com/google/android/exoplayer/upstream/cache/NoOpCacheEvictor.java
+++ b/library/src/main/java/com/google/android/exoplayer/upstream/cache/NoOpCacheEvictor.java
@@ -24,6 +24,11 @@ package com.google.android.exoplayer.upstream.cache;
  */
 public final class NoOpCacheEvictor implements CacheEvictor {
 
+  @Override
+  public void onCacheInitialized() {
+    // Do nothing.
+  }
+
   @Override
   public void onStartFile(Cache cache, String key, long position, long length) {
     // Do nothing.
diff --git a/library/src/main/java/com/google/android/exoplayer/upstream/cache/SimpleCache.java b/library/src/main/java/com/google/android/exoplayer/upstream/cache/SimpleCache.java
index a7e2ebdb6f..e5829085d2 100644
--- a/library/src/main/java/com/google/android/exoplayer/upstream/cache/SimpleCache.java
+++ b/library/src/main/java/com/google/android/exoplayer/upstream/cache/SimpleCache.java
@@ -253,6 +253,7 @@ public final class SimpleCache implements Cache {
         }
       }
     }
+    evictor.onCacheInitialized();
   }
 
   /**