Adding system API to set the BindeCallsStats Consumer.

Tag: #feature
Bug: 195146428
Test: build
Change-Id: Id7a27eaedfaebfa0748a948ee04d1227ddb9f979

1 files changed, 32 insertions, 1 deletions

diff --git a/framework/java/android/bluetooth/BluetoothFrameworkInitializer.java b/framework/java/android/bluetooth/BluetoothFrameworkInitializer.java
index 3faf2ce3f6..dc8b862539 100644
--- a/framework/java/android/bluetooth/BluetoothFrameworkInitializer.java
+++ b/framework/java/android/bluetooth/BluetoothFrameworkInitializer.java
@@ -22,6 +22,8 @@ import android.app.SystemServiceRegistry;
 import android.content.Context;
 import android.os.BluetoothServiceManager;
 
+import java.util.function.Consumer;
+
 /**
  * Class for performing registration for Bluetooth service.
  *
@@ -32,6 +34,7 @@ public class BluetoothFrameworkInitializer {
   private BluetoothFrameworkInitializer() {}
 
   private static volatile BluetoothServiceManager sBluetoothServiceManager;
+  private static volatile Consumer<Context> sBinderCallsStatsInitializer;
 
   /**
    * Sets an instance of {@link BluetoothServiceManager} that allows
@@ -48,7 +51,7 @@ public class BluetoothFrameworkInitializer {
     }
 
     if (bluetoothServiceManager == null) {
-      throw new NullPointerException("bluetoothServiceManager is null");
+      throw new IllegalArgumentException("bluetoothServiceManager must not be null");
     }
 
     sBluetoothServiceManager = bluetoothServiceManager;
@@ -60,6 +63,34 @@ public class BluetoothFrameworkInitializer {
   }
 
   /**
+   * Called by {@link ActivityThread}'s static initializer to set the callback enabling Bluetooth
+   * {@link BinderCallsStats} registeration.
+   *
+   * @param binderCallsStatsConsumer called by bluetooth service to create a new binder calls
+   *        stats observer
+   */
+  public static void setBinderCallsStatsInitializer(
+      @NonNull Consumer<Context> binderCallsStatsConsumer) {
+    if (sBinderCallsStatsInitializer != null) {
+      throw new IllegalStateException("setBinderCallsStatsInitializer called twice!");
+    }
+
+    if (binderCallsStatsConsumer == null) {
+      throw new IllegalArgumentException("binderCallsStatsConsumer must not be null");
+    }
+
+    sBinderCallsStatsInitializer = binderCallsStatsConsumer;
+  }
+
+  /** @hide */
+  public static void initializeBinderCallsStats(Context context) {
+    if (sBinderCallsStatsInitializer == null) {
+      throw new IllegalStateException("sBinderCallsStatsInitializer has not been set");
+    }
+    sBinderCallsStatsInitializer.accept(context);
+  }
+
+  /**
    * Called by {@link SystemServiceRegistry}'s static initializer and registers BT service
    * to {@link Context}, so that {@link Context#getSystemService} can return them.
    *