AllMetanitLessons/InputOutoutStreamsFolder/Data/InOutClass.java - master - GermanezZ/JavaExercises

AllMetanitLessons/InputOutoutStreamsFolder/Data/InOutClass.java

67 строк2 KB

germa

Уроки по Metanit

04 дек 2024, 20:39

04 дек 2024, 20:3948d575a

package AllMetanitLessons.InputOutoutStreamsFolder.Data;

import java.io.*;
// D://Files//data.bin
public class InOutClass {

    public static void main(String[] args) {

        Person Tom = new Person("Tom",20, 1.70,false);

        try(DataOutputStream dos = new DataOutputStream(new FileOutputStream("D://Files//data.bin"))){
            //  ЕСЛИ В РАЗНЫХ ПАКЕТАХ, ТО ИСПОЛЬЗОВАТЬ ГЕТЫ, ЕСЛИ В ОДНОМ, ТО МОЖНО И ПО ИМЕНИ
            dos.writeUTF(Tom.getName());
            dos.writeInt(Tom.getAge());
            dos.writeDouble(Tom.getHeight());
            dos.writeBoolean(Tom.isMarried());

        }catch (IOException exc){
            System.out.println(exc.getMessage());
        }

        try(DataInputStream dis = new DataInputStream(new FileInputStream("D://Files//data.bin"))) {

            String name = dis.readUTF();
            int age = dis.readInt();
            double height = dis.readDouble();
            boolean isMarried = dis.readBoolean();

            System.out.printf("Name: %s, age: %d, height: %.2f, isMarried: %b", name, age, height, isMarried);

        }catch (IOException exc){
            System.out.println(exc.getMessage());
        }

    }
}

class Person{

    private String name;
    private int age;
    private double height;
    private boolean isMarried;

    public String getName() {
        return name;
    }

    public int getAge() {
        return age;
    }

    public double getHeight() {
        return height;
    }

    public boolean isMarried() {
        return isMarried;
    }

    public Person(String name, int age, double height, boolean isMarried) {
        this.name = name;
        this.age = age;
        this.height = height;
        this.isMarried = isMarried;
    }
}