Refactor BluetoothPbap APIs used by Settings (7feb0b43) · Commits · e / os / android_packages_modules_Bluetooth

framework/java/android/bluetooth/BluetoothPbap.java

+51 −44

Original line number	Diff line number	Diff line
		@@ -16,7 +16,10 @@

		package android.bluetooth;

		import android.annotation.Nullable;
		import android.annotation.SdkConstant;
		import android.annotation.SuppressLint;
		import android.annotation.SystemApi;
		import android.annotation.UnsupportedAppUsage;
		import android.content.ComponentName;
		import android.content.Context;
		@@ -54,6 +57,7 @@ import java.util.List;
		*
		* @hide
		*/
		@SystemApi
		public class BluetoothPbap implements BluetoothProfile {

		private static final String TAG = "BluetoothPbap";
		@@ -75,7 +79,11 @@ public class BluetoothPbap implements BluetoothProfile {
		* {@link BluetoothProfile#STATE_DISCONNECTING}.
		* <p>Requires {@link android.Manifest.permission#BLUETOOTH} permission to
		* receive.
		*
		* @hide
		*/
		@SuppressLint("ActionValue")
		@SystemApi
		@SdkConstant(SdkConstant.SdkConstantType.BROADCAST_INTENT_ACTION)
		public static final String ACTION_CONNECTION_STATE_CHANGED =
		"android.bluetooth.pbap.profile.action.CONNECTION_STATE_CHANGED";
		@@ -85,33 +93,16 @@ public class BluetoothPbap implements BluetoothProfile {
		private ServiceListener mServiceListener;
		private BluetoothAdapter mAdapter;

		/** @hide */
		public static final int RESULT_FAILURE = 0;
		/** @hide */
		public static final int RESULT_SUCCESS = 1;
		/** Connection canceled before completion. */
		public static final int RESULT_CANCELED = 2;

		/**
		* An interface for notifying Bluetooth PCE IPC clients when they have
		* been connected to the BluetoothPbap service.
		*/
		public interface ServiceListener {
		/**
		* Called to notify the client when this proxy object has been
		* connected to the BluetoothPbap service. Clients must wait for
		* this callback before making IPC calls on the BluetoothPbap
		* service.
		*/
		public void onServiceConnected(BluetoothPbap proxy);

		/**
		* Called to notify the client that this proxy object has been
		* disconnected from the BluetoothPbap service. Clients must not
		* make IPC calls on the BluetoothPbap service after this callback.
		* This callback will currently only occur if the application hosting
		* the BluetoothPbap service, but may be called more often in future.
		* Connection canceled before completion.
		*
		* @hide
		*/
		public void onServiceDisconnected();
		}
		public static final int RESULT_CANCELED = 2;

		private final IBluetoothStateChangeCallback mBluetoothStateChangeCallback =
		new IBluetoothStateChangeCallback.Stub() {
		@@ -127,6 +118,8 @@ public class BluetoothPbap implements BluetoothProfile {

		/**
		* Create a BluetoothPbap proxy object.
		*
		* @hide
		*/
		public BluetoothPbap(Context context, ServiceListener l) {
		mContext = context;
		@@ -181,6 +174,7 @@ public class BluetoothPbap implements BluetoothProfile {
		}
		}

		/** @hide */
		protected void finalize() throws Throwable {
		try {
		close();
		@@ -194,6 +188,8 @@ public class BluetoothPbap implements BluetoothProfile {
		* Other public functions of BluetoothPbap will return default error
		* results once close() has been called. Multiple invocations of close()
		* are ok.
		*
		* @hide
		*/
		public synchronized void close() {
		IBluetoothManager mgr = mAdapter.getBluetoothManager();
		@@ -210,6 +206,8 @@ public class BluetoothPbap implements BluetoothProfile {

		/**
		* {@inheritDoc}
		*
		* @hide
		*/
		@Override
		public List<BluetoothDevice> getConnectedDevices() {
		@@ -229,17 +227,22 @@ public class BluetoothPbap implements BluetoothProfile {

		/**
		* {@inheritDoc}
		*
		* @hide
		*/
		@SystemApi
		@Override
		public int getConnectionState(BluetoothDevice device) {
		public int getConnectionState(@Nullable BluetoothDevice device) {
		log("getConnectionState: device=" + device);
		try {
		final IBluetoothPbap service = mService;
		if (service != null && isEnabled() && isValidDevice(device)) {
		return service.getConnectionState(device);
		}
		if (service == null) {
		Log.w(TAG, "Proxy not attached to service");
		return BluetoothProfile.STATE_DISCONNECTED;
		}
		try {
		return service.getConnectionState(device);
		return BluetoothProfile.STATE_DISCONNECTED;
		} catch (RemoteException e) {
		Log.e(TAG, e.toString());
		}
		@@ -248,6 +251,8 @@ public class BluetoothPbap implements BluetoothProfile {

		/**
		* {@inheritDoc}
		*
		* @hide
		*/
		@Override
		public List<BluetoothDevice> getDevicesMatchingConnectionStates(int[] states) {
		@@ -265,23 +270,13 @@ public class BluetoothPbap implements BluetoothProfile {
		return new ArrayList<BluetoothDevice>();
		}

		/**
		* Returns true if the specified Bluetooth device is connected (does not
		* include connecting). Returns false if not connected, or if this proxy
		* object is not currently connected to the Pbap service.
		*/
		// TODO: This is currently being used by SettingsLib and internal app.
		public boolean isConnected(BluetoothDevice device) {
		return getConnectionState(device) == BluetoothAdapter.STATE_CONNECTED;
		}

		/**
		* Disconnects the current Pbap client (PCE). Currently this call blocks,
		* it may soon be made asynchronous. Returns false if this proxy object is
		* not currently connected to the Pbap service.
		*
		* @hide
		*/
		// TODO: This is currently being used by SettingsLib and will be used in the future.
		// TODO: Must specify target device. Implement this in the service.
		@UnsupportedAppUsage
		public boolean disconnect(BluetoothDevice device) {
		log("disconnect()");
		@@ -304,7 +299,7 @@ public class BluetoothPbap implements BluetoothProfile {
		log("Proxy object connected");
		mService = IBluetoothPbap.Stub.asInterface(service);
		if (mServiceListener != null) {
		mServiceListener.onServiceConnected(BluetoothPbap.this);
		mServiceListener.onServiceConnected(BluetoothProfile.PBAP, BluetoothPbap.this);
		}
		}

		@@ -312,11 +307,23 @@ public class BluetoothPbap implements BluetoothProfile {
		log("Proxy object disconnected");
		doUnbind();
		if (mServiceListener != null) {
		mServiceListener.onServiceDisconnected();
		mServiceListener.onServiceDisconnected(BluetoothProfile.PBAP);
		}
		}
		};

		private boolean isEnabled() {
		if (mAdapter.getState() == BluetoothAdapter.STATE_ON) return true;
		return false;
		}

		private boolean isValidDevice(BluetoothDevice device) {
		if (device == null) return false;

		if (BluetoothAdapter.checkBluetoothAddress(device.getAddress())) return true;
		return false;
		}

		private static void log(String msg) {
		if (DBG) {
		Log.d(TAG, msg);