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package com.sun.xml.ws.tx.webservice.member.at;
import com.sun.xml.ws.api.SOAPVersion;
import com.sun.xml.ws.api.addressing.AddressingVersion;
import com.sun.xml.ws.api.message.HeaderList;
import com.sun.xml.ws.api.tx.TXException;
import static com.sun.xml.ws.developer.JAXWSProperties.INBOUND_HEADER_LIST_PROPERTY;
import com.sun.xml.ws.developer.MemberSubmissionAddressing;
import com.sun.xml.ws.developer.MemberSubmissionEndpointReference;
import com.sun.xml.ws.developer.Stateful;
import com.sun.xml.ws.developer.StatefulWebServiceManager;
import com.sun.xml.ws.tx.at.ATCoordinator;
import com.sun.xml.ws.tx.at.ATParticipant;
import static com.sun.xml.ws.tx.common.Constants.UNKNOWN_ID;
import com.sun.xml.ws.tx.common.TxLogger;
import com.sun.xml.ws.tx.coordinator.CoordinationManager;
import javax.annotation.Resource;
import javax.jws.WebService;
import javax.xml.ws.EndpointReference;
import javax.xml.ws.WebServiceContext;
import javax.xml.ws.handler.MessageContext;
import java.util.logging.Level;
/**
* WS-Atomic Transaction participant protocol service
*
* @author Joe.Fialli@Sun.COM
* @version $Revision: 1.4.2.1 $
* @since 1.0
*/
@MemberSubmissionAddressing
@Stateful
@WebService(serviceName = ParticipantPortTypeImpl.serviceName,
portName = ParticipantPortTypeImpl.portName,
endpointInterface = "com.sun.xml.ws.tx.webservice.member.at.ParticipantPortType",
targetNamespace = "http://schemas.xmlsoap.org/ws/2004/10/wsat",
wsdlLocation = "WEB-INF/wsdl/wsat.wsdl")
public class ParticipantPortTypeImpl implements ParticipantPortType {
public static final String serviceName = "WSATCoordinator";
public static final String portName = "Participant";
private static final TxLogger logger = TxLogger.getLogger(ParticipantPortTypeImpl.class);
@Resource
private WebServiceContext wsContext;
// stateful web service
private static StatefulWebServiceManager<ParticipantPortTypeImpl> manager;
private String activityId;
private String participantId;
private EndpointReference fallbackEPR;
private ATParticipant participant;
public ParticipantPortTypeImpl() {
}
public ParticipantPortTypeImpl(String activityId, String participantId) {
this.activityId = activityId;
this.participantId = participantId;
}
private void initPerOperationData() {
participant = null;
fallbackEPR = null;
if (wsContext != null) {
MessageContext mc = wsContext.getMessageContext();
if (mc != null) {
HeaderList hdrLst = (HeaderList) mc.get(INBOUND_HEADER_LIST_PROPERTY);
if (hdrLst != null) {
fallbackEPR = hdrLst.getReplyTo(AddressingVersion.MEMBER, SOAPVersion.SOAP_11).
toSpec(MemberSubmissionEndpointReference.class);
} else {
if (logger.isLogging(Level.WARNING)) {
logger.warning("initOperationData", "INBOUND_HEADER_LIST_PROPERTY unexpectedly null");
}
}
} else {
if (logger.isLogging(Level.WARNING)) {
logger.warning("initOperationData", "WebServiceContext.getMessageContext() unexpectedly null");
}
}
} else {
if (logger.isLogging(Level.WARNING)) {
logger.warning("initContextFromIncomingMessage", "wsContext unexpectedly null");
}
}
ATCoordinator coordinator = null;
if (activityId == UNKNOWN_ID) {
if (logger.isLogging(Level.INFO)) {
logger.info("Two Phase Commit Participant", "handling notification for an unknown transaction");
}
return;
} else {
coordinator = (ATCoordinator) CoordinationManager.getInstance().getCoordinator(activityId);
if (coordinator != null) {
try {
participant = (ATParticipant) coordinator.getRegistrant(participantId);
} catch (ClassCastException ce) {
if (logger.isLogging(Level.WARNING)) {
logger.warning("getATPartcipant", ce.getLocalizedMessage());
}
}
}
}
}
public void prepareOperation
(Notification
parameters) {
final String METHOD_NAME = "prepareOperation";
initPerOperationData();
if (logger.isLogging(Level.FINER)) {
logger.entering(METHOD_NAME, getCoordIdPartId());
}
if (participant != null) {
try {
participant.prepare();
} catch (TXException ex) {
// TODO: should this be a fault
if (logger.isLogging(Level.WARNING)) {
logger. warning("prepareOperation", "caught TXException during prepare");
}
}
} else {
if (fallbackEPR != null) {
// 2004 WS-AT, Section 3.3: Participant unknown, must send abort back to wsa:ReplyTo
if (logger.isLogging(Level.WARNING)) {
logger.warning("prepareOperation", "Unknown participant " + getCoordIdPartId() +
" reply with aborted to " + fallbackEPR);
}
ATParticipant.getATCoordinatorWS(fallbackEPR, null, false).abortedOperation(null);
} else {
if (logger.isLogging(Level.SEVERE)) {
logger.severe("prepareOperation", "required wsa:ReplyTo property not found");
}
}
}
if (logger.isLogging(Level.FINER)) {
logger.exiting(METHOD_NAME, getCoordIdPartId());
}
}
public void commitOperation
(Notification
parameters) {
final String METHOD_NAME = "commitOperation";
initPerOperationData();
if (logger.isLogging(Level.FINER)) {
logger.entering(METHOD_NAME, getCoordIdPartId());
}
if (participant != null) {
try {
participant.commit();
} catch (TXException ex) {
if (logger.isLogging(Level.WARNING)) {
logger.warning("commitOperation", ex.getLocalizedMessage());
}
}
} else {
// Participant unknown.
// TODO: send committed to coordinator using wsa:replyTo of this message
// Specified in 2004 WS-AT, Section 3.3
// 2004 WS-AT, Section 3.3: Participant unknown, must send abort back to wsa:ReplyTo
if (fallbackEPR != null) {
if (logger.isLogging(Level.WARNING)) {
logger.warning("commitOperation", "Unknown participant " + getCoordIdPartId() +
" reply with committed to " + fallbackEPR);
}
ATParticipant.getATCoordinatorWS(fallbackEPR, null, false).committedOperation(null);
} else {
if (logger.isLogging(Level.SEVERE)) {
logger.severe("commitOperation", "required wsa:ReplyTo property not found");
}
}
}
if (logger.isLogging(Level.FINER)) {
logger.exiting(METHOD_NAME, getCoordIdPartId());
}
}
public void rollbackOperation
(Notification
parameters) {
final String METHOD_NAME = "rollbackOperation";
initPerOperationData();
if (logger.isLogging(Level.FINER)) {
logger.entering(METHOD_NAME, parameters);
}
if (participant != null) {
participant.abort();
} else {
if (fallbackEPR != null) {
// Particpant unknown. (no need to forget)
if (logger.isLogging(Level.WARNING)) {
logger.warning("rollbackOperation", "Unknown participant " + getCoordIdPartId() +
" reply with aborted to" + fallbackEPR);
}
ATParticipant.getATCoordinatorWS(fallbackEPR, null, false).abortedOperation(null);
} else {
if (logger.isLogging(Level.SEVERE)) {
logger.severe("rollbackOperation", "required wsa:ReplyTo property not found");
}
}
}
if (logger.isLogging(Level.FINER)) {
logger.exiting(METHOD_NAME, getCoordIdPartId());
}
}
private String getCoordIdPartId
() {
return "CoorId=" + activityId + " PartId=" + participantId + " ";
}
public static StatefulWebServiceManager<ParticipantPortTypeImpl> getManager() {
return manager;
}
public static void setManager(StatefulWebServiceManager<ParticipantPortTypeImpl> aManager) {
manager = aManager;
}
}
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