am af8275b4: am 04332256: Update UI properly in Connection race Conditions. (78e9325c) · Commits · e / os / android_packages_modules_Bluetooth

android/app/src/com/android/bluetooth/a2dp/A2dpStateMachine.java

+32 −6

Original line number	Diff line number	Diff line
		@@ -267,7 +267,7 @@ final class A2dpStateMachine extends StateMachine {
		}
		break;
		case CONNECTION_STATE_DISCONNECTING:
		logw("Ignore HF DISCONNECTING event, device: " + device);
		logw("Ignore A2dp DISCONNECTING event, device: " + device);
		break;
		default:
		loge("Incorrect state: " + state);
		@@ -359,6 +359,14 @@ final class A2dpStateMachine extends StateMachine {
		// outgoing connection failed
		broadcastConnectionState(mTargetDevice, BluetoothProfile.STATE_DISCONNECTED,
		BluetoothProfile.STATE_CONNECTING);
		// check if there is some incoming connection request
		if (mIncomingDevice != null) {
		logi("disconnect for outgoing in pending state");
		synchronized (A2dpStateMachine.this) {
		mTargetDevice = null;
		}
		break;
		}
		synchronized (A2dpStateMachine.this) {
		mTargetDevice = null;
		transitionTo(mDisconnected);
		@@ -399,11 +407,19 @@ final class A2dpStateMachine extends StateMachine {
		} else if (mIncomingDevice != null && mIncomingDevice.equals(device)) {
		broadcastConnectionState(mIncomingDevice, BluetoothProfile.STATE_CONNECTED,
		BluetoothProfile.STATE_CONNECTING);
		// check for a2dp connection allowed for this device in race condition
		if (okToConnect(mIncomingDevice)) {
		logi("Ready to connect incoming Connection from pending state");
		synchronized (A2dpStateMachine.this) {
		mCurrentDevice = mIncomingDevice;
		mIncomingDevice = null;
		transitionTo(mConnected);
		}
		} else {
		// A2dp connection unchecked for this device
		loge("Incoming A2DP rejected from pending state");
		disconnectA2dpNative(getByteAddress(device));
		}
		} else {
		loge("Unknown device Connected: " + device);
		// something is wrong here, but sync our state with stack
		@@ -432,7 +448,10 @@ final class A2dpStateMachine extends StateMachine {
		} else {
		// We get an incoming connecting request while Pending
		// TODO(BT) is stack handing this case? let's ignore it for now
		log("Incoming connection while pending, ignore");
		log("Incoming connection while pending, accept it");
		broadcastConnectionState(device, BluetoothProfile.STATE_CONNECTING,
		BluetoothProfile.STATE_DISCONNECTED);
		mIncomingDevice = device;
		}
		break;
		case CONNECTION_STATE_DISCONNECTING:
		@@ -544,6 +563,13 @@ final class A2dpStateMachine extends StateMachine {
		mCurrentDevice = null;
		transitionTo(mDisconnected);
		}
		} else if (mTargetDevice != null && mTargetDevice.equals(device)) {
		broadcastConnectionState(device, BluetoothProfile.STATE_DISCONNECTED,
		BluetoothProfile.STATE_CONNECTING);
		synchronized (A2dpStateMachine.this) {
		mTargetDevice = null;
		}
		logi("Disconnected from mTargetDevice in connected state device: " + device);
		} else {
		loge("Disconnected from unknown device: " + device);
		}