import java.util.concurrent.locks.Lock;
import java.util.concurrent.locks.ReentrantLock;

public class Kode { //monitor
    private Lock lock = new ReentrantLock();
    private String code;

    public String getCode(){
        return code;
    }

    public boolean compareCode(String input){
        return code.equals(input);
    }

    public void addCode(String code){
        lock.lock();
        try{
            this.code = code;
        }finally{
            lock.unlock();
        }
    }
}