Lab 1 Exercises completed

src/Employee.java

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+public class Employee {
+
+    //Creando los atributos de la clase employee
+    private String name;
+    private int age;
+    private String gender;
+    private double salary;
+    private String id;
+
+    //Creando el constructor
+    public Employee(String name, int age, String gender, double salary, String id) {
+        this.name = name;
+        this.age = age;
+        this.gender = gender;
+        this.salary = salary;
+        this.id = id;
+    }
+
+    //Creando getters y setters
+
+    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 String getGender() {
+        return gender;
+    }
+
+    public void setGender(String gender) {
+        this.gender = gender;
+    }
+
+    public double getSalary() {
+        return salary;
+    }
+
+    public void setSalary(double salary) {
+        this.salary = salary;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    //generando toString
+
+    @Override
+    public String toString() {
+        return "Employee{" +
+                "name='" + name + '\'' +
+                ", age=" + age +
+                ", gender='" + gender + '\'' +
+                ", salary=" + salary +
+                ", id='" + id + '\'' +
+                '}';
+    }
+}

src/EmployeesApp.java

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+import java.util.ArrayList;
+
+public class EmployeesApp {
+    public static void main (String[] args) {
+        System.out.println("Lab1_Ironhack");
+
+       /* ==================EXERCISE #1=================== */
+
+        //Declarando el array de numeros
+        int[] numbers = {2, 5, 12, 24, 81};
+
+        //Ejercicio 1: Obteniendo la diferencia
+        int result = Exercises.diferenceMinMax(numbers);
+        System.out.println("The diference betwen the max and min is: " + result);
+
+        //Ejercicio 2: Saber el primer y segundo num. más pequeño
+        Exercises.FindSmallSeconsSmall(numbers);
+
+        //Pruebas
+
+        Intern intern1 = new Intern("Ana", 22, "female", 18000, "EI0123");
+        Intern intern2 = new Intern("Max", 22, "male", 24000, "EI0113");
+
+        System.out.println("============== INTERNS CREATED ==============");
+        System.out.println(intern1);
+        System.out.println(intern2);
+
+        intern1.setSalary(19000);
+        intern2.setSalary(30000);
+
+        System.out.println("============== INTERNS UPDATED ==============");
+        System.out.println(intern1);
+        System.out.println(intern2);
+
+        System.out.println("intern1 updated salary: " + intern1.getSalary());
+        System.out.println("intern2 updated salary: " + intern2.getSalary());
+
+        //Ejercicio 5: App que lista empleados
+        ArrayList<Employee> employees = new ArrayList<>();
+        employees.add(new Employee("Marc", 24, "male", 23000, "EI124"));
+        employees.add(new Employee("Ana", 32, "female", 28000, "EI111"));
+        employees.add(new Employee("David", 43, "male", 30000, "EI456"));
+        employees.add(new Employee("Jonny", 21, "male", 20001, "EI213"));
+        employees.add(new Employee("Diana", 30, "female", 29000, "EI101"));
+        employees.add(new Employee("Mariona", 56, "female", 33000, "EI983"));
+        employees.add(new Employee("Luis", 42, "male", 34000, "EI233"));
+        employees.add(new Employee("Marcos", 36, "male", 31020, "EI244"));
+        employees.add(new Employee("Uriol", 31, "male", 30800, "EI412"));
+        employees.add(new Employee("Hanna", 44, "female", 33000, "EI164"));
+
+        System.out.println("============== EMPLOYEE LIST ==============");
+        for(Employee emp : employees){
+            System.out.println(emp);
+        }
+        }
+
+    }
+

src/Exercises.java

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+public class Exercises {
+
+    //Ejercicio1: Metodo para calcular diferencia min max
+
+    public static int diferenceMinMax(int[] numbers){
+     //Declarando variables para almacenar el min y max
+        int max = numbers[0];
+        int min = numbers[0];
+        //Bucle for
+        for(int i = 0; i < numbers.length; i++){
+            if(numbers[i] > max) {
+                max = numbers[i];
+            }
+            if(numbers[i] < min){
+                min = numbers[i];
+            }
+        }
+        return  max - min;
+    }
+
+    //Ejercicio 2: Metodo para calcular el 1er y 2do numero menor
+    public static void FindSmallSeconsSmall(int [] numbers){
+        //variables iniciadas en el máximo posible
+        int min = Integer.MAX_VALUE;
+        int seconMin = Integer.MAX_VALUE;
+
+        //Lop para interar y saber el menor y segundo m.
+        for(int num : numbers){
+            if(num < min){
+                seconMin = min;
+                min = num;
+            } else if (num < seconMin && num != min) {
+                seconMin = num;
+
+            }
+        }
+        System.out.println("The smallest num is: " + min +  " and the second smallest is : " + seconMin);
+    }
+}

src/Intern.java

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+public class Intern extends Employee {
+
+    //Constante de salario max
+    private static final double MAX_SALARY = 20000;
+
+    //Constructor
+    //Se puede usar un ternario: condicion? valor cierto : valor falso
+    /* super(name, age, gender, salary > MAX_SALARY ? MAX_SALARY : salary, id)
+     * mas limpio
+     * ya que el if no se usa dentro del super y hay que crear un metodo entonces
+     * */
+    public Intern(String name, int age, String gender, double salary, String id) {
+        super(name, age, gender, validateSalary(salary), id);
+    }
+
+    //metodo para validad el maximo del salario
+    private static double validateSalary(double salary){
+        if(salary > MAX_SALARY){
+            return MAX_SALARY;
+        }else {
+            return salary;
+        }
+    }
+
+    @Override
+    public void setSalary(double salary) {
+        super.setSalary(validateSalary(salary));
+    }
+}