src/main/java/com/primefactorsolutions/views/HoursWorkedView.java

@@ -45,9 +45,36 @@ public class HoursWorkedView extends VerticalLayout {
         grid.addColumn(Actividad::getDomingo).setHeader("Domingo");
 
         grid.setItems(
-                new Actividad("Actividad 1", 3, 3, 3, 3, 3, 1, 2),
-                new Actividad("Actividad 2", 2, 2, 2, 2, 2, 0, 1),
-                new Actividad("Meeting 1", 0, 0.5, 0.5, 0, 0, 0.5, 0)
+                new Actividad.Builder()
+                        .nombre("Actividad 1")
+                        .lunes(3)
+                        .martes(3)
+                        .miercoles(3)
+                        .jueves(3)
+                        .viernes(3)
+                        .sabado(1)
+                        .domingo(2)
+                        .build(),
+                new Actividad.Builder()
+                        .nombre("Actividad 2")
+                        .lunes(2)
+                        .martes(2)
+                        .miercoles(2)
+                        .jueves(2)
+                        .viernes(2)
+                        .sabado(0)
+                        .domingo(1)
+                        .build(),
+                new Actividad.Builder()
+                        .nombre("Meeting 1")
+                        .lunes(0)
+                        .martes(0.5)
+                        .miercoles(0.5)
+                        .jueves(0)
+                        .viernes(0)
+                        .sabado(0.5)
+                        .domingo(0)
+                        .build()
         );
 
         Button actualizarButton = new Button("Actualizar");
@@ -59,30 +86,80 @@ public class HoursWorkedView extends VerticalLayout {
         add(title, datePicker, filtersLayout, grid, buttonsLayout);
     }
 
-    public static class Actividad {
-        final private String nombre;
-        final private double lunes;
-        final private double martes;
-        final private double miercoles;
-        final private double jueves;
-        final private double viernes;
-        final private double sabado;
-        final private double domingo;
+    public static final class Actividad {
+        private final String nombre;
+        private final double lunes;
+        private final double martes;
+        private final double miercoles;
+        private final double jueves;
+        private final double viernes;
+        private final double sabado;
+        private final double domingo;
 
-        public Actividad(
-                final String nombre, final double lunes,
-                final double martes, final double miercoles,
-                final double jueves, final double viernes,
-                final double sabado, final double domingo)
-        {
-            this.nombre = nombre;
-            this.lunes = lunes;
-            this.martes = martes;
-            this.miercoles = miercoles;
-            this.jueves = jueves;
-            this.viernes = viernes;
-            this.sabado = sabado;
-            this.domingo = domingo;
+        private Actividad(final Builder builder) {
+            this.nombre = builder.nombre;
+            this.lunes = builder.lunes;
+            this.martes = builder.martes;
+            this.miercoles = builder.miercoles;
+            this.jueves = builder.jueves;
+            this.viernes = builder.viernes;
+            this.sabado = builder.sabado;
+            this.domingo = builder.domingo;
+        }
+
+        public static class Builder {
+            private String nombre;
+            private double lunes;
+            private double martes;
+            private double miercoles;
+            private double jueves;
+            private double viernes;
+            private double sabado;
+            private double domingo;
+
+            public Builder nombre(final String nombre) {
+                this.nombre = nombre;
+                return this;
+            }
+
+            public Builder lunes(final double lunes) {
+                this.lunes = lunes;
+                return this;
+            }
+
+            public Builder martes(final double martes) {
+                this.martes = martes;
+                return this;
+            }
+
+            public Builder miercoles(final double miercoles) {
+                this.miercoles = miercoles;
+                return this;
+            }
+
+            public Builder jueves(final double jueves) {
+                this.jueves = jueves;
+                return this;
+            }
+
+            public Builder viernes(final double viernes) {
+                this.viernes = viernes;
+                return this;
+            }
+
+            public Builder sabado(final double sabado) {
+                this.sabado = sabado;
+                return this;
+            }
+
+            public Builder domingo(final double domingo) {
+                this.domingo = domingo;
+                return this;
+            }
+
+            public Actividad build() {
+                return new Actividad(this);
+            }
         }
 
         public String getNombre() {