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Commit c0e32f12 authored by Jaikumar Ganesh's avatar Jaikumar Ganesh
Browse files

Add a callback for the ConnectSink Call. 

This takes care of the conditions where the bluez audio drivers
are not up and we try to make the call to connect the sink.
This would get rid of the hack in Settings app.
parent 07ab85b3

core/java/android/server/BluetoothA2dpService.java

+23 −3
Original line number Diff line number Diff line
@@ -305,7 +305,11 @@ public class BluetoothA2dpService extends IBluetoothA2dp.Stub { 
            return false;



        // State is DISCONNECTED

        handleSinkStateChange(device, state, BluetoothA2dp.STATE_CONNECTING);



        if (!connectSinkNative(path)) {

            // Restore previous state

            handleSinkStateChange(device, mAudioDevices.get(device), state);

            return false;

        }

        return true;
@@ -321,7 +325,8 @@ public class BluetoothA2dpService extends IBluetoothA2dp.Stub { 
            return false;

        }



        switch (getSinkState(device)) {

        int state = getSinkState(device);

        switch (state) {

        case BluetoothA2dp.STATE_DISCONNECTED:

            return false;

        case BluetoothA2dp.STATE_DISCONNECTING:
@@ -329,11 +334,13 @@ public class BluetoothA2dpService extends IBluetoothA2dp.Stub { 
        }



        // State is CONNECTING or CONNECTED or PLAYING

        handleSinkStateChange(device, state, BluetoothA2dp.STATE_DISCONNECTING);

        if (!disconnectSinkNative(path)) {

            // Restore previous state

            handleSinkStateChange(device, mAudioDevices.get(device), state);

            return false;

        } else {

            return true;

        }

        return true;

    }



    public synchronized boolean suspendSink(BluetoothDevice device) {
@@ -512,6 +519,19 @@ public class BluetoothA2dpService extends IBluetoothA2dp.Stub { 
        return result;

    }



    private void onConnectSinkResult(String deviceObjectPath, boolean result) {

        // If the call was a success, ignore we will update the state

        // when we a Sink Property Change

        if (!result) {

            if (deviceObjectPath != null) {

                String address = mBluetoothService.getAddressFromObjectPath(deviceObjectPath);

                BluetoothDevice device = mAdapter.getRemoteDevice(address);

                int state = getSinkState(device);

                handleSinkStateChange(device, state, BluetoothA2dp.STATE_DISCONNECTED);

            }

        }

    }



    @Override

    protected synchronized void dump(FileDescriptor fd, PrintWriter pw, String[] args) {

        if (mAudioDevices.isEmpty()) return;

core/jni/android_server_BluetoothA2dpService.cpp

+35 −3
Original line number Diff line number Diff line
@@ -38,6 +38,7 @@ namespace android { 


#ifdef HAVE_BLUETOOTH

static jmethodID method_onSinkPropertyChanged;

static jmethodID method_onConnectSinkResult;



typedef struct {

    JavaVM *vm;
@@ -47,6 +48,7 @@ typedef struct { 
} native_data_t;



static native_data_t *nat = NULL;  // global native data

static void onConnectSinkResult(DBusMessage *msg, void *user, void *n);



static Properties sink_properties[] = {

        {"State", DBUS_TYPE_STRING},
@@ -133,9 +135,12 @@ static jboolean connectSinkNative(JNIEnv *env, jobject object, jstring path) { 
    LOGV(__FUNCTION__);

    if (nat) {

        const char *c_path = env->GetStringUTFChars(path, NULL);

        int len = env->GetStringLength(path) + 1;

        char *context_path = (char *)calloc(len, sizeof(char));

        strlcpy(context_path, c_path, len);  // for callback



        bool ret = dbus_func_args_async(env, nat->conn, -1, NULL, NULL, nat,

                                    c_path, "org.bluez.AudioSink", "Connect",

        bool ret = dbus_func_args_async(env, nat->conn, -1, onConnectSinkResult, context_path,

                                    nat, c_path, "org.bluez.AudioSink", "Connect",

                                    DBUS_TYPE_INVALID);



        env->ReleaseStringUTFChars(path, c_path);
@@ -237,6 +242,31 @@ DBusHandlerResult a2dp_event_filter(DBusMessage *msg, JNIEnv *env) { 


    return result;

}



void onConnectSinkResult(DBusMessage *msg, void *user, void *n) {

    LOGV(__FUNCTION__);



    native_data_t *nat = (native_data_t *)n;

    const char *path = (const char *)user;

    DBusError err;

    dbus_error_init(&err);

    JNIEnv *env;

    nat->vm->GetEnv((void**)&env, nat->envVer);





    bool result = JNI_TRUE;

    if (dbus_set_error_from_message(&err, msg)) {

        LOG_AND_FREE_DBUS_ERROR(&err);

        result = JNI_FALSE;

    }

    LOGV("... Device Path = %s, result = %d", path, result);

    env->CallVoidMethod(nat->me,

                        method_onConnectSinkResult,

                        env->NewStringUTF(path),

                        result);

    free(user);

}



#endif
@@ -244,7 +274,7 @@ static JNINativeMethod sMethods[] = { 
    {"initNative", "()Z", (void *)initNative},

    {"cleanupNative", "()V", (void *)cleanupNative},



    /* Bluez audio 4.40 API */

    /* Bluez audio 4.47 API */

    {"connectSinkNative", "(Ljava/lang/String;)Z", (void *)connectSinkNative},

    {"disconnectSinkNative", "(Ljava/lang/String;)Z", (void *)disconnectSinkNative},

    {"suspendSinkNative", "(Ljava/lang/String;)Z", (void*)suspendSinkNative},
@@ -263,6 +293,8 @@ int register_android_server_BluetoothA2dpService(JNIEnv *env) { 
#ifdef HAVE_BLUETOOTH

    method_onSinkPropertyChanged = env->GetMethodID(clazz, "onSinkPropertyChanged",

                                          "(Ljava/lang/String;[Ljava/lang/String;)V");

    method_onConnectSinkResult = env->GetMethodID(clazz, "onConnectSinkResult",

                                                         "(Ljava/lang/String;Z)V");

#endif



    return AndroidRuntime::registerNativeMethods(env,