AllMetanitLessons/Serializable/SerialLists.java - master - GermanezZ/JavaExercises

AllMetanitLessons/Serializable/SerialLists.java

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germa

Уроки по Metanit

04 дек 2024, 20:39

04 дек 2024, 20:3948d575a

package AllMetanitLessons.Serializable;

import java.io.*;
import java.util.ArrayList;

public class SerialLists {

    public static void main(String[] args) {

        String filename = "People.data";

        ArrayList <Persons> persons = new ArrayList<>();
        persons.add(new Persons("Tom",18,190,false));
        persons.add(new Persons("Gorge",40,170,true));

        try( ObjectOutputStream ous = new ObjectOutputStream(new FileOutputStream(filename))){
            ous.writeObject(persons);

        }catch (IOException exc){
            exc.getMessage();
        }


        ArrayList<Persons> newPersons = new ArrayList<>();

        try(ObjectInputStream ois = new ObjectInputStream(new FileInputStream(filename))) {

            newPersons = (ArrayList<Persons>) ois.readObject();


        }catch (IOException | ClassNotFoundException exc){
            exc.getMessage();
        }

        for(Persons p:newPersons){
            System.out.printf("Name: %s, age: %d, height: %d, isMarred? %b\n",p.getName(),p.getAge(),p.getHeight(),p.isMarred());
        }

    }

}


class Persons implements Serializable{

    private String name;
    private int age;
    private int height;
    private boolean marred;

    Persons(String name, int age, int height, boolean marred){

        this.name = name;
        this.age = age;
        this.height = height;
        this.marred = marred;

    }

    public String getName() {
        return name;
    }

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

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public int getHeight() {
        return height;
    }

    public void setHeight(int height) {
        this.height = height;
    }

    public boolean isMarred() {
        return marred;
    }

    public void setMarred(boolean marred) {
        this.marred = marred;
    }
}