package basic.c05_structures;

/*
Clase 43 - Maps
Vdeo: https://youtu.be/JOAqpdM36wI?t=14574
*/

import java.util.HashMap;

public class Maps {

    public static void main(String[] args) {

        // Declaracin y creacin
        HashMap names = new HashMap();
        var numbers = new HashMap();

        // Tamao

        System.out.println(names.size());

        // Insercin

        names.put("Brais", "brais@gmail.com");
        names.put("Moure", "moure@gmail.com");
        names.put("MoureDev", "mouredev@gmail.com");
        System.out.println(names.size());
        System.out.println(names);

        // Acceso

        System.out.println(names.get("Moure"));
        System.out.println(names.get("Dev"));

        // Verificacin

        System.out.println(names.containsKey("Moure"));
        System.out.println(names.containsKey("Dev"));

        System.out.println(names.containsValue("moure@gmail.com"));

        // Eliminacin

        System.out.println(names.remove("Moure"));
        System.out.println(names.remove("MoureDev"));
        System.out.println(names);

        // Limpieza

        names.clear();
        System.out.println(names);

        // Modificacin

        names.put("Brais", "brais@gmail.com");
        System.out.println(names);

        names.put("Brais", "braismouredev@gmail.com");
        System.out.println(names);

        names.replace("Moure", "mouredev@gmail.com"); // Reemplaza el valor si existe
        System.out.println(names);

        names.putIfAbsent("Moure", "mouredev@gmail.com"); // Solo lo aade si no existe
        System.out.println(names);

        // Otras operaciones

        System.out.println(names.isEmpty());
        var values = names.values();
        System.out.println(values);
     }
}