import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;</BUG>
import org.kie.api.KieBase;
import org.kie.api.marshalling.Marshaller;
<BUG>import org.kie.internal.marshalling.MarshallerFactory;</BUG>
import org.kie.api.marshalling.ObjectMarshallingStrategy;
import org.kie.api.runtime.Environment;
import org.kie.api.runtime.EnvironmentName;
import org.kie.api.runtime.KieSession;
<BUG>import org.kie.api.runtime.KieSessionConfiguration;
public class SessionMarshallingHelper {</BUG>
private KieBase kbase;

import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
public class SessionMarshallingHelper {
private KieBase kbase;
