带有嵌套pojos的Firebase Java setter和getter

public class User {
    private String name;
    private Address address;

    public User() {
        // Default constructor required for Firebase
    }

    public User(String name, Address address) {
        this.name = name;
        this.address = address;
    }

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Address getAddress() {
        return address;
    }

    public void setAddress(Address address) {
        this.address = address;
    }
}

public class Address {
    private String street;
    private String city;

    public Address() {
        // Default constructor required for Firebase
    }

    public Address(String street, String city) {
        this.street = street;
        this.city = city;
    }

    public String getStreet() {
        return street;
    }

    public void setStreet(String street) {
        this.street = street;
    }

    public String getCity() {
        return city;
    }

    public void setCity(String city) {
        this.city = city;
    }
}