private void displayGattServices(List<BluetoothGattService> gattServices) {
if (gattServices == null || gattServices.isEmpty()) {
LogTool.e(TAG, "No Gatt Services Found!");
return;
}
for (BluetoothGattService gattService : gattServices) {
List<BluetoothGattCharacteristic> gattCharacteristics = gattService.getCharacteristics();
LogTool.d(
TAG,
"Service UUID = 【"
+ gattService.getUuid()
+ "】, Characteristics Size = 【"
+ (gattCharacteristics == null ? 0 : gattCharacteristics.size())
+ "】");
if (gattCharacteristics != null) {
for (BluetoothGattCharacteristic gattCharacteristic : gattCharacteristics) {
LogTool.i(TAG, " Characteristic UUID = 【" + gattCharacteristic.getUuid() + "】");
}
}
}
}
private boolean checkCloudWatchServiceSupported(BluetoothGatt gatt) {
BluetoothGattService cloudWatchGattService =
gatt.getService(UUID.fromString(BleUuid.SERVICE_DEVICE_INFORMATION));
if (cloudWatchGattService == null) {
LogTool.e(TAG, "Cloud Watch Service不支持");
} else {
BluetoothGattCharacteristic rfcommCharacteristic =
cloudWatchGattService.getCharacteristic(
UUID.fromString(BleUuid.CHAR_MANUFACTURER_NAME_STRING));
if (rfcommCharacteristic == null) {
LogTool.e(TAG, "RFCOMM BLUETOOTH COMMAND不支持");
} else {
gatt.setCharacteristicNotification(rfcommCharacteristic, true);
}
BluetoothGattCharacteristic heartbeatCharacteristic =
cloudWatchGattService.getCharacteristic(
UUID.fromString(BleUuid.CHAR_MODEL_NUMBER_STRING));
if (heartbeatCharacteristic == null) {
LogTool.e(TAG, "HEARTBEAT OR DISCONNECT COMMAND不支持");
} else {
gatt.setCharacteristicNotification(heartbeatCharacteristic, true);
}
}
BluetoothGattService currentTimeGattService =
gatt.getService(UUID.fromString(BleUuid.SERVICE_CURRENT_TIME));
if (currentTimeGattService == null) {
LogTool.e(TAG, "Current Time Service不支持");
} else {
BluetoothGattCharacteristic syncTimeCharacteristic =
currentTimeGattService.getCharacteristic(UUID.fromString(BleUuid.CHAR_CURRENT_TIME));
if (syncTimeCharacteristic == null) {
LogTool.e(TAG, "SYNCTIME COMMAND不支持");
} else {
gatt.setCharacteristicNotification(syncTimeCharacteristic, true);
}
}
return true;
}
@Override
public void onServicesDiscovered(BluetoothGatt gatt, int status) {
super.onServicesDiscovered(gatt, status);
LogTool.d(TAG, "on services discovered success ? " + (status == BluetoothGatt.GATT_SUCCESS));
if (status == BluetoothGatt.GATT_SUCCESS) {
displayGattServices(gatt.getServices());
if (gatt.getServices() == null || gatt.getServices().isEmpty()) {
LogTool.e(TAG, "No gatt service found!");
onServicesDiscoveredFailed(gatt);
return;
}
if (!checkCloudWatchServiceSupported(gatt)) {
LogTool.e(TAG, "Clouder watch services does not support！");
onServicesDiscoveredFailed(gatt);
gatt.disconnect();
return;
}
onServicesDiscoveredSuccess(gatt);
} else {
LogTool.e(TAG, "Can not found gatt services!");
onServicesDiscoveredFailed(gatt);
}
}