2 files changed, 7 insertions, 3 deletions
diff --git a/core/java/android/net/INetworkManagementEventObserver.aidl b/core/java/android/net/INetworkManagementEventObserver.aidl
index f0fe92eb8641..55ae2185c226 100644
--- a/core/java/android/net/INetworkManagementEventObserver.aidl
+++ b/core/java/android/net/INetworkManagementEventObserver.aidl
@@ -85,11 +85,14 @@ oneway interface INetworkManagementEventObserver {
     /**
      * Interface data activity status is changed.
      *
-     * @param iface The interface.
+     * @param label Unique identifier indicates the network type of the data activity change.
      * @param active  True if the interface is actively transmitting data, false if it is idle.
      * @param tsNanos Elapsed realtime in nanos when the state of the network interface changed.
+     * @param uid Uid of this event. It represents the uid that was responsible for waking the
+     *            radio. For those events that are reported by system itself, not from specific uid,
+     *            use -1 for the events which means no uid.
      */
-    void interfaceClassDataActivityChanged(String label, boolean active, long tsNanos);
+    void interfaceClassDataActivityChanged(String label, boolean active, long tsNanos, int uid);
 
     /**
      * Information about available DNS servers has been received.
diff --git a/core/java/com/android/server/net/BaseNetworkObserver.java b/core/java/com/android/server/net/BaseNetworkObserver.java
index 2a9c0b44b45e..0e8d61a04179 100644
--- a/core/java/com/android/server/net/BaseNetworkObserver.java
+++ b/core/java/com/android/server/net/BaseNetworkObserver.java
@@ -64,7 +64,8 @@ public class BaseNetworkObserver extends INetworkManagementEventObserver.Stub {
     }
 
     @Override
-    public void interfaceClassDataActivityChanged(String label, boolean active, long tsNanos) {
+    public void interfaceClassDataActivityChanged(String label, boolean active, long tsNanos,
+            int uid) {
         // default no-op
     }