我正在尝试学习geofire我尝试实现SFVehicle应用程序,但它显示错误,请你帮助这是我的项目的关键部分
public class MapsActivity extends FragmentActivity implements OnMapReadyCallback {
private GoogleMap mMap;
private static final GeoLocation INITIAL_CENTER = new GeoLocation(37.7789, -122.4017);
private static final int INITIAL_ZOOM_LEVEL = 14;
private static String GEO_FIRE_DB = "https://learngoef.firebaseio.com";
private static String GEO_FIRE_REF = GEO_FIRE_DB+ "/_geofire";
private Circle searchCircle;
private GeoFire geoFire;
private GeoQuery mGeoQuery;
private Map<String,Marker> markers;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_maps);
// Obtain the SupportMapFragment and get notified when the map is ready to be used.
SupportMapFragment mapFragment = (SupportMapFragment) getSupportFragmentManager()
.findFragmentById(R.id.map);
mapFragment.getMapAsync(this);
FirebaseDatabase database = FirebaseDatabase.getInstance();
geoFire = new GeoFire(database.getReference().child("geofire_location"));
String key = geoFire.getDatabaseReference().push().getKey();
geoFire.setLocation(key,new GeoLocation(37.7789, -122.4017));
}
这是我得到的错误:
java.lang.NoSuchMethodError:没有虚方法setValue(Ljava / lang / Object; Ljava / lang / Object;)Lcom / google / firebase / tasks / Task;在Lcom / google / firebase / database / DatabaseReference中;或其超级类('com.google.firebase.database.DatabaseReference'的声明出现在/data/app/com.myapps.learninggeofire-2/split_lib_dependencies_apk.apk)
如果在其参数中添加侦听器,它将正常工作
geoFire = new GeoFire(database.getReference().child("geofire_location"));
String key = geoFire.getDatabaseReference().push().getKey();
geoFire.setLocation(key,new GeoLocation(37.7789, -122.4017)),new
GeoFire.CompletionListener(){
@Override
public void onComplete(String key, DatabaseError error) {
//Do some stuff if you want to
}
});
我想这可能会对你有所帮助。
我花了4个小时来处理这个错误
geoFire.setLocation(userId, new GeoLocation(37.7789, -122.4017)),new
GeoFire.CompletionListener(){
@Override
public void onComplete(String key, DatabaseError error) {
Log.e(TAG, "GeoFire Complete");
}
});
在我将firebase依赖关系更改为16.0.4而不是16.0.1之前,它仍然无法工作
将您的地理位置依赖关系从最新版本降级为
实现'com.firebase:geofire-android:2.1.1'