import com.digitalpetri.opcua.stack.core.types.structured.ActivateSessionRequest; //导入依赖的package包/类
@Override
public void onActivateSession(ServiceRequest<ActivateSessionRequest, ActivateSessionResponse> req) throws UaException {
    throw new UaException(StatusCodes.Bad_InternalError);
}
 

import com.digitalpetri.opcua.stack.core.types.structured.ActivateSessionRequest; //导入依赖的package包/类
default void onActivateSession(ServiceRequest<ActivateSessionRequest, ActivateSessionResponse> serviceRequest) throws UaException {
    serviceRequest.setServiceFault(Bad_ServiceUnsupported);
}
 

import com.digitalpetri.opcua.stack.core.types.structured.ActivateSessionRequest; //导入依赖的package包/类
default void addServiceSet(SessionServiceSet serviceSet) {
    addRequestHandler(CreateSessionRequest.class, serviceSet::onCreateSession);
    addRequestHandler(ActivateSessionRequest.class, serviceSet::onActivateSession);
    addRequestHandler(CloseSessionRequest.class, serviceSet::onCloseSession);
    addRequestHandler(CancelRequest.class, serviceSet::onCancel);
}