RemoteControlTest.java

package CommandPattern.LambdaRemote;

public class RemoteControlTest {
    public static void main(String[] args){

        RemoteControl remote = new RemoteControl();

        Light livingRoomLight = new Light("Living Room");
        Light kitchenLight = new Light("Kitchen");
        CeilingFan ceilingFan = new CeilingFan("Living Room");
        Stereo stereo = new Stereo("Living Room");


        remote.setCommand(0, () -> { livingRoomLight.on(); }, () -> { livingRoomLight.off(); });
        // method reference example
        remote.setCommand(1, kitchenLight::on, kitchenLight::off);
        remote.setCommand(2, ceilingFan::high, ceilingFan::off);

        // Setting multiple commands to a lambda
        Command stereoOnWithCD = () ->  { stereo.on(); stereo.setCD(); stereo.setVolume(11);};
        remote.setCommand(3,stereoOnWithCD, stereo::off );

        System.out.println(remote);

        System.out.println("------Living Room light-------");
        remote.onButtonWasPushed(0);
        remote.offButtonWasPushed(0);


        System.out.println("------Kitchen Light-------");
        remote.onButtonWasPushed(1);
        remote.offButtonWasPushed(1);

        System.out.println("------Ceiling fan-------");
        remote.onButtonWasPushed(2);
        remote.offButtonWasPushed(2);

        System.out.println("------Stereo-------");
        remote.onButtonWasPushed(3);
        remote.offButtonWasPushed(3);


    }
}