public interface Command {
public void excute();
}
public class Light {
public void on() {
System.out.println("return on");
}
public void off() {
System.out.println("return off");
}
}
public class LightOnCommand implements Command{
private Light light;
public LightOnCommand(Light light) {
this.light = light;
}
@Override
public void excute() {
light.on();
}
}
public class SampleRemoteControl {
private Command command;
public void setComand(Command command) {
this.command = command;
}
public void buttonWarPressed() {
command.excute();
}
}
public class Test {
public static void main(String[] args) {
Light light = new Light();
Command command = new LightOnCommand(light);
SampleRemoteControl control = new SampleRemoteControl();
control.setComand(command);
control.buttonWarPressed();
}
}
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