1 files changed, 51 insertions, 0 deletions
diff --git a/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/drm/DefaultDrmSessionEventListener.java b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/drm/DefaultDrmSessionEventListener.java
new file mode 100644
index 0000000000..35bc7faf28
--- /dev/null
+++ b/mobile/android/exoplayer2/src/main/java/org/mozilla/thirdparty/com/google/android/exoplayer2/drm/DefaultDrmSessionEventListener.java
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2018 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 org.mozilla.thirdparty.com.google.android.exoplayer2.drm;
+
+import org.mozilla.thirdparty.com.google.android.exoplayer2.Player;
+
+/** Listener of {@link DefaultDrmSessionManager} events. */
+public interface DefaultDrmSessionEventListener {
+
+  /** Called each time a drm session is acquired. */
+  default void onDrmSessionAcquired() {}
+
+  /** Called each time keys are loaded. */
+  default void onDrmKeysLoaded() {}
+
+  /**
+   * Called when a drm error occurs.
+   *
+   * <p>This method being called does not indicate that playback has failed, or that it will fail.
+   * The player may be able to recover from the error and continue. Hence applications should
+   * <em>not</em> implement this method to display a user visible error or initiate an application
+   * level retry ({@link Player.EventListener#onPlayerError} is the appropriate place to implement
+   * such behavior). This method is called to provide the application with an opportunity to log the
+   * error if it wishes to do so.
+   *
+   * @param error The corresponding exception.
+   */
+  default void onDrmSessionManagerError(Exception error) {}
+
+  /** Called each time offline keys are restored. */
+  default void onDrmKeysRestored() {}
+
+  /** Called each time offline keys are removed. */
+  default void onDrmKeysRemoved() {}
+
+  /** Called each time a drm session is released. */
+  default void onDrmSessionReleased() {}
+}