gistfile1.java

//First, in your settings.gradle add the following lines - path: gradle/setting.gradel

include ':react-native-wheel-picker-android'
project(':react-native-wheel-picker-android').projectDir = new File(rootProject.projectDir, '../node_modules/react-native-wheel-picker-android/android')

// Then in your build.gradle - path: app/build.gradel

implementation project(':react-native-wheel-picker-android')

// Then in your MainApplication.java file, in your getPackages() method, add the following line: new  WheelPickerPackage()
// so your method should look like this

@Override protected List<ReactPackage> getPackages() { 
// Returning the Packages this way is better than calling the getPackages that was here 
//by default which overridden my FbModule 
return new ArrayList<>(
Arrays.<ReactPackage>asList(
new MainReactPackage(), new WheelPickerPackage() 
)); 
}