1 files changed, 115 insertions, 0 deletions
diff --git a/media/java/android/media/metrics/MediaMetricsManager.java b/media/java/android/media/metrics/MediaMetricsManager.java
new file mode 100644
index 000000000000..f2eae5fad3c3
--- /dev/null
+++ b/media/java/android/media/metrics/MediaMetricsManager.java
@@ -0,0 +1,115 @@
+/*
+ * Copyright (C) 2020 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 android.media.metrics;
+
+import android.annotation.NonNull;
+import android.annotation.SystemService;
+import android.content.Context;
+import android.os.RemoteException;
+
+/**
+ * This class gives information about, and interacts with media metrics.
+ */
+@SystemService(Context.MEDIA_METRICS_SERVICE)
+public class MediaMetricsManager {
+    // TODO: unhide APIs.
+    private static final String TAG = "MediaMetricsManager";
+
+    private IMediaMetricsManager mService;
+    private int mUserId;
+
+    /**
+     * @hide
+     */
+    public MediaMetricsManager(IMediaMetricsManager service, int userId) {
+        mService = service;
+        mUserId = userId;
+    }
+
+    /**
+     * Reports playback metrics.
+     * @hide
+     */
+    public void reportPlaybackMetrics(@NonNull String sessionId, PlaybackMetrics metrics) {
+        try {
+            mService.reportPlaybackMetrics(sessionId, metrics, mUserId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+    /**
+     * Reports network event.
+     * @hide
+     */
+    public void reportNetworkEvent(@NonNull String sessionId, NetworkEvent event) {
+        try {
+            mService.reportNetworkEvent(sessionId, event, mUserId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Reports playback state event.
+     * @hide
+     */
+    public void reportPlaybackStateEvent(@NonNull String sessionId, PlaybackStateEvent event) {
+        try {
+            mService.reportPlaybackStateEvent(sessionId, event, mUserId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Reports track change event.
+     * @hide
+     */
+    public void reportTrackChangeEvent(@NonNull String sessionId, TrackChangeEvent event) {
+        try {
+            mService.reportTrackChangeEvent(sessionId, event, mUserId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Creates a playback session.
+     */
+    @NonNull
+    public PlaybackSession createPlaybackSession() {
+        try {
+            String id = mService.getSessionId(mUserId);
+            PlaybackSession session = new PlaybackSession(id, this);
+            return session;
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    /**
+     * Reports error event.
+     * @hide
+     */
+    public void reportPlaybackErrorEvent(@NonNull String sessionId, PlaybackErrorEvent event) {
+        try {
+            mService.reportPlaybackErrorEvent(sessionId, event, mUserId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+}