小编Amy*_*ler的帖子

com.google.firebase.database.DatabaseException:无法将java.lang.Long类型的值转换为String

是在尝试将数据检索到对象以供使用时遵循文档时遇到的错误.

这是我的对象模型

public class User {

    private String tour_director_key;
    private String last_name;
    private String location_latitude;
    private String tour_id;
    private String photo;
    private String tour_director_name;
    private String middle_name;
    private String location_longitude;
    private String passenger_id;
    private long location_updated;
    private String tour_director;
    private String email;
    private String first_name;
    private String mobile_phone;
    private String td_id;

    public User() {
        // empty default constructor, necessary for Firebase to be able to deserialize users
    }

    public String getTour_director_key() {
        return tour_director_key;
    }
    public String getLast_name() { …