chore: create invokers in order to delegate to the infrastructure the behavior invocations

Author: AndreaGiulianelli

src/env/entity/actuator/invoker/DimmableInvoker.java

@@ -0,0 +1,20 @@
+/*
+ * Copyright (c) 2023. Smart Operating Block
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package entity.actuator.invoker;
+
+/**
+ * Interface that models an actuator invoker that ca be turned on with an intensity.
+ */
+public interface DimmableInvoker {
+    /**
+     * Set the intensity of the actuator.
+     * @param intensity the intensity to set in the actuator.
+     */
+    void setIntensity(int intensity);
+}

src/env/entity/actuator/invoker/SwitchableInvoker.java

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+/*
+ * Copyright (c) 2023. Smart Operating Block
+ *
+ * Use of this source code is governed by an MIT-style
+ * license that can be found in the LICENSE file or at
+ * https://opensource.org/licenses/MIT.
+ */
+
+package entity.actuator.invoker;
+
+/**
+ * Interface that models an actuator invoker that can be turned on and off.
+ */
+public interface SwitchableInvoker {
+    /**
+     * Turn the actuator on.
+     */
+    void turnOn();
+
+    /**
+     * Turn the actuator off.
+     */
+    void turnOff();
+}