add more examples

Author: mgoulao

Company.java

@@ -26,6 +26,13 @@ boolean fireEmployee(int id) {
         return false;
     }
 
+    void listAttendances() {
+        for (int i = 0; i < this.employees.size(); i++) {
+            Employee e = this.employees.get(i);
+            e.listAttendances();
+        }
+    }
+
     void listActiveEmployees() {
         for (int i = 0; i < this.employees.size(); i++) {
             Employee e = this.employees.get(i);

Employee.java

@@ -1,10 +1,11 @@
 import java.util.Date;
+import java.util.ArrayList;
 
 public class Employee {
     private int id;
     private String name;
     private boolean active;
-    private long[] attendance;
+    private ArrayList<Date> attendance = new ArrayList<>();
 
     Employee(String name) {
         this.name = name;
@@ -35,13 +36,13 @@ public void setActive(boolean active) {
     }
 
     public void addAttendance() {
-        this.attendance[this.attendance.length] = new Date().getTime();
+        this.attendance.add(new Date());
     }
 
     public void listAttendances() {
-        System.out.println("==== " + this.name + "Attendance ===");
-        for (int i = 0; i < this.attendance.length; i++) {
-            System.out.println();
+        System.out.println("==== " + this.name + "'s Attendance ===");
+        for (int i = 0; i < this.attendance.size(); i++) {
+            System.out.println(this.attendance.get(i));
         }
     }
 

Main.java

@@ -1,7 +1,17 @@
+import java.util.Date;
+
+
 public class Main {
   public static void main(String[] args) {
     if (args.length > 0) {
       if (args[0].equals("ex1")) {
+        Company company = new Company();
+        Employee e1 = new Employee("Joao");
+        Employee e2 = new Employee("Manel");
+        company.hireEmployee(e1);
+        company.hireEmployee(e2);
+        company.listActiveEmployees();
+      } else if (args[0].equals("ex2")) {
         Company company = new Company();
         Employee e1 = new Employee("Joao");
         Employee e2 = new Employee("Manel");
@@ -10,16 +20,35 @@ public static void main(String[] args) {
         Chief c1 = new Chief("Antonio", Position.CEO);
         company.hireEmployee(c1);
         company.listActiveEmployees();
-      } else if (args[0].equals("ex2")) {
-        System.out.println("ex2");
+      } else if (args[0].equals("ex3")) {
+        Company company = new Company();
+        Employee e1 = new Employee("Joao");
+        Employee e2 = new Employee("Manel");
+        company.hireEmployee(e1);
+        company.hireEmployee(e2);
+        Chief c1 = new Chief("Antonio", Position.CEO);
+        company.hireEmployee(c1);
+        
+        e1.addAttendance();
+        e1.addAttendance();
+        e1.addAttendance();
+        e2.addAttendance();
+        e2.addAttendance();
+        e2.addAttendance();
+        c1.addAttendance();
+        e1.addAttendance();
+
+        company.listAttendances();
       } else {
-        System.out.println("default");
+        System.out.println("Invalid example");
       }  
     } else {
-      int a = 1;
-      float b = (float) 1.1;
-      boolean c = true;
+      String a = "Hello World";
+      int b = 1;
+      float c = (float) 1.1;
       char d = '\n';
+      boolean e = true;
+      System.out.println(a);
     }
   }
 }