import java.util.concurrent.locks.*;

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

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

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

    public String getCode() {
        return code;
    }
}