WS-AT without TXFramework

context-handlers.xml

<handler-chains 
    xsi:schemaLocation="http://java.sun.com/xml/ns/javaee javaee_web_services_1_2.xsd" 
...>
	<handler-chain>
		<protocol-bindings>##SOAP11_HTTP</protocol-bindings>
		<handler>
                    <handler-name>WebServicesTxContextHandler</handler-name>
                    <handler-class>
                            com.arjuna.mw.wst11.service.JaxWSHeaderContextProcessor
                    </handler-class>
		</handler>
	</handler-chain>
</handler-chains>

RestaurantParticipant.java

public class RestaurantParticipant implements Durable2PCParticipant  {
    
    Vote prepare() throws WrongStateException, SystemException;
    void commit() throws WrongStateException, SystemException;
    void rollback() throws WrongStateException, SystemException;
    void unknown() throws SystemException;
    void error() throws SystemException;
}

RestaurantServiceATImpl.java

@WebService
@HandlerChain(file="/context-handlers.xml", name="Context Handlers")
public class RestaurantServiceATImpl implements RestaurantServiceAT {

    @WebMethod
    public void makeBooking() throws RestaurantException {
        String transactionId;
        try {
            transactionId = UserTransactionFactory.userTransaction().toString();
            RestaurantParticipant restaurantParticipant = 
                              new RestaurantParticipant(transactionId);
            TransactionManager transactionManager = 
                              TransactionManagerFactory.transactionManager();
            transactionManager.enlistForDurableTwoPhase(restaurantParticipant, 
                               "restaurantServiceAT:" + UUID.randomUUID());
        } catch (Exception e) {
            throw new RestaurantException("Error when enlisting participant", e);
        }
        MockRestaurantManager.makeBooking(transactionId);
    }
}