Java - урок 26.3 (Упаковка объектов при помощи Externalizable)
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import java.io.*;
public class User extends Person implements Externalizable{
private int userId;
private double userPhone;
public User(){}
public User(String userFirstName, String userLastName, int userId, double userPhone) {
super(userFirstName, userLastName);
this.userId = userId;
this.userPhone = userPhone;
}
public void setUserId(int userId) {
this.userId = userId;
}
public void setUserPhone(double userPhone) {
this.userPhone = userPhone;
}
public int getUserId() {
return userId;
}
public double getUserPhone() {
return userPhone;
}
@Override
public void writeExternal(ObjectOutput out) throws IOException {
out.writeInt(this.getUserId());
out.writeDouble(this.getUserPhone());
out.writeUTF(this.getUserFirstName());
out.writeUTF(this.getUserLastName());
}
@Override
public void readExternal(ObjectInput in) throws IOException, ClassNotFoundException {
this.setUserId(in.readInt());
this.setUserPhone(in.readDouble());
this.setUserFirstName(in.readUTF());
this.setUserLastName(in.readUTF());
}
}
public class Person {
private String userFirstName;
private String userLastName;
public Person(){}
public Person(String userFirstName, String userLastName) {
this.userFirstName = userFirstName;
this.userLastName = userLastName;
}
public void setUserFirstName(String userFirstName) {
this.userFirstName = userFirstName;
}
public void setUserLastName(String userLastName) {
this.userLastName = userLastName;
}
public String getUserFirstName() {
return userFirstName;
}
public String getUserLastName() {
return userLastName;
}
}
