package typeinfo;

import java.util.*;

import net.mindview.util.*;

/**

* RUN:

* javac typeinfo/Robot.java

* OUTPUT:

*

*/

public interface Robot {

String name();

String model();

List<Operation> operations();

class Test {

public static void test(Robot r) {

if (r instanceof Null) {

System.out.println("[Null Robot]");

}

System.out.println("Name: " + r.name());

System.out.println("Model: " + r.model());

for (Operation operation : r.operations()) {

System.out.println(operation.description());

operation.command();

}

}

}

}