protected Dataset doNSet(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Command cmd = rq.getCommand();
String iuid = cmd.getRequestedSOPInstanceUID();
Dataset ds = rq.getDataset();
checkStudyIuid(iuid, ds);
try {
StudyMgt stymgt = getStudyMgtHome().create();
try {
stymgt.updateStudy(iuid, ds, service.studyMovePatientMatching());
} finally {
try {
stymgt.remove();
} catch (Exception e) {
log.warn("Failed to remove StudyMgt Session Bean", e);
}
}
} catch (DcmServiceException e) {
throw e;
} catch (Exception e) {
throw new DcmServiceException(Status.ProcessingFailure, e);
}
service.sendStudyMgtNotification(assoc, Command.N_SET_RQ, 0, iuid, ds);
return null;
}
protected Dataset doNAction(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Command cmd = rq.getCommand();
int actionTypeID = cmd.getInt(Tags.ActionTypeID, -1);
String iuid = cmd.getRequestedSOPInstanceUID();
Dataset ds = rq.getDataset();
if (log.isDebugEnabled()) {
log.debug("Received N-Action cmd with ds:");
log.debug(ds);
}
checkStudyIuid(iuid, ds);
try {
switch (actionTypeID) {
case 1:
service.moveSeriesToTrash(toSeriesIuids(ds));
break;
case 2:
service.moveInstancesToTrash(toSopIuids(ds));
break;
}
} catch (Exception e) {
throw new DcmServiceException(Status.ProcessingFailure, e);
}
service.sendStudyMgtNotification(assoc, Command.N_ACTION_RQ, actionTypeID, iuid, ds);
return null;
}
protected Dataset doNCreate(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Command cmd = rq.getCommand();
String iuid = cmd.getAffectedSOPInstanceUID();
Dataset ds = rq.getDataset();
String suid = ds.getString(Tags.StudyInstanceUID);
if (suid == null) {
throw new DcmServiceException(Status.MissingAttribute, "Missing Study Instance UID");
}
if (iuid == null) {
rspCmd.putUI(Tags.AffectedSOPInstanceUID, iuid = suid);
} else {
checkStudyIuid(iuid, ds);
}
try {
StudyMgt stymgt = getStudyMgtHome().create();
try {
stymgt.createStudy(ds, service.patientMatching());
} finally {
try {
stymgt.remove();
} catch (Exception e) {
log.warn("Failed to remove StudyMgt Session Bean", e);
}
}
} catch (DcmServiceException e) {
throw e;
} catch (Exception e) {
throw new DcmServiceException(Status.ProcessingFailure, e);
}
service.sendStudyMgtNotification(assoc, Command.N_CREATE_RQ, 0, iuid, ds);
return null;
}
/**
* Implements the ECHO service. The C-ECHO service is invoked by a DIMSE-service-user to verify
* end-to-end communications with a peer DIMSE-service-user. See PS 3.7 - 9.1.5 C-ECHO SERVICE
*
* @exception ConnectException
* @exception InterruptedException
* @exception IOException
*/
public long cECHO() throws ConnectException, InterruptedException, IOException {
PresContext pc;
long t1 = System.currentTimeMillis();
// An association must be active
if (aassoc == null) {
throw new ConnectException("No Association established");
}
// Test, if Presentation Context for C-ECHO is supported
// API doc: Association.getAcceptedPresContext(String asuid, String tsuid)
if ((pc =
aassoc
.getAssociation()
.getAcceptedPresContext(UIDs.Verification, UIDs.ImplicitVRLittleEndian))
== null) {
throw new ConnectException(
"Association does not support presentation context: Verification SOP/ImplicitVRLittleEndian.");
}
// New Cammand Set, see: DICOM Part 7: Message Exchange, 6.3.1 Command Set Structure
Command cEchoRQ = oFact.newCommand();
// API doc: Command.initCEchoRQ(int msgID)
cEchoRQ.initCEchoRQ(1);
// API doc: AssociationFactorynewDimse(int pcid, Command cmd)
// DIMSE (DICOM Message Service Element) ist ein Nachrichtendienst in DICOM
Dimse echoRq = aFact.newDimse(pc.pcid(), cEchoRQ);
// PS 3.7 - 9.3.5 C-ECHO PROTOCOL, 9.3.5.2 C-ECHO-RSP
// Always returns SUCESS result code.
// Invoke active association with echo request Dimse
FutureRSP future = aassoc.invoke(echoRq);
// Response to the C-ECHO request.
// The result cannot be accessed until it has been set.
Dimse echoRsp = future.get();
Command rspCmd = echoRsp.getCommand();
// PS 3.7 - 9.3.5 C-MOVE PROTOCOL, 9.3.5.2 C-ECHO-RSP
int status = rspCmd.getStatus();
switch (status) {
case 0x0000:
// Success
break;
default:
log.error("C-ECHO failed: " + Integer.toHexString(status));
break;
}
return System.currentTimeMillis() - t1;
}
@Override
protected Dataset doNGet(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Command rqCmd = rq.getCommand();
Dataset rqData = rq.getDataset();
if (!abstractSyntaxEquals(
assoc, rq, UIDs.UnifiedProcedureStepPullSOPClass, UIDs.UnifiedProcedureStepWatchSOPClass))
throw new DcmServiceException(Status.UnrecognizedOperation);
if (rqData != null)
throw new DcmServiceException(Status.MistypedArgument, "N-GET-RQ includes Data Set");
return service.getUPS(
rspCmd.getAffectedSOPInstanceUID(), rqCmd.getTags(Tags.AttributeIdentifierList));
}
@Override
protected Dataset doNCreate(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
String calledAET = assoc.getAssociation().getCalledAET();
Command rqCmd = rq.getCommand();
Dataset rqData = rq.getDataset();
if (!abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepPushSOPClass))
throw new DcmServiceException(UNRECOGNIZE_OPERATION);
log.debug("Identifier:\n");
log.debug(rqData);
checkNCreateRQ(rqCmd, rqData);
coerceNCreateRQ(rspCmd, rqData);
service.createUPS(calledAET, rqData);
return null;
}
@Override
protected Dataset doNSet(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
String calledAET = assoc.getAssociation().getCalledAET();
Command rqCmd = rq.getCommand();
Dataset rqData = rq.getDataset();
if (!abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepPullSOPClass))
throw new DcmServiceException(UNRECOGNIZE_OPERATION);
log.debug("Identifier:\n");
log.debug(rqData);
checkNSetRQ(rqCmd, rqData);
initSPSModificationDateandTime(rqData);
service.updateUPS(calledAET, rspCmd.getAffectedSOPInstanceUID(), rqData);
return null;
}
protected Dataset doNDelete(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Command cmd = rq.getCommand();
String iuid = cmd.getRequestedSOPInstanceUID();
Dataset ds = rq.getDataset(); // should be null
try {
service.moveStudyToTrash(iuid);
} catch (ObjectNotFoundException e) {
if (!ignoreDeleteFailed) {
throw new DcmServiceException(Status.NoSuchObjectInstance);
}
} catch (Exception e) {
throw new DcmServiceException(Status.ProcessingFailure, e);
}
service.sendStudyMgtNotification(assoc, Command.N_DELETE_RQ, 0, iuid, null);
return null;
}
void sendPPS(boolean create, Dataset pps, String aet) throws Exception {
ActiveAssociation aa = openAssociation(aet, UIDs.GeneralPurposePerformedProcedureStepSOPClass);
try {
Association a = aa.getAssociation();
DcmObjectFactory dof = DcmObjectFactory.getInstance();
Command cmdRq = dof.newCommand();
final String iuid = pps.getString(Tags.SOPInstanceUID);
if (create) {
cmdRq.initNCreateRQ(a.nextMsgID(), UIDs.GeneralPurposePerformedProcedureStepSOPClass, iuid);
} else {
cmdRq.initNSetRQ(a.nextMsgID(), UIDs.GeneralPurposePerformedProcedureStepSOPClass, iuid);
}
Dimse dimseRq =
AssociationFactory.getInstance().newDimse(PCID_GPPPS, cmdRq, pps.exclude(SOP_IUID));
if (log.isDebugEnabled()) {
log.debug("GP-PPS Attributes:");
log.debug(pps);
}
final Dimse dimseRsp = aa.invoke(dimseRq).get();
final Command cmdRsp = dimseRsp.getCommand();
final int status = cmdRsp.getStatus();
switch (status) {
case 0x0000:
break;
case 0x0116:
log.warn(
"Received Warning Status 116H (=Attribute Value Out of Range) from remote AE " + aet);
break;
default:
throw new DcmServiceException(status, cmdRsp.getString(Tags.ErrorComment));
}
} finally {
try {
aa.release(true);
} catch (Exception e) {
log.warn("Failed to release " + aa.getAssociation());
}
}
}
protected void load(AttributeCoercions acs, String dn) throws NamingException {
NamingEnumeration<SearchResult> ne = search(dn, "(objectclass=dcmAttributeCoercion)");
try {
while (ne.hasMore()) {
SearchResult sr = ne.next();
Attributes attrs = sr.getAttributes();
acs.add(
new AttributeCoercion(
stringValue(attrs.get("dicomSOPClass"), null),
Dimse.valueOf(stringValue(attrs.get("dcmDIMSE"), null)),
TransferCapability.Role.valueOf(stringValue(attrs.get("dicomTransferRole"), null)),
stringValue(attrs.get("dicomAETitle"), null),
stringValue(attrs.get("labeledURI"), null)));
}
} finally {
safeClose(ne);
}
}
@Override
protected Dataset doNAction(ActiveAssociation assoc, Dimse rq, Command rspCmd)
throws IOException, DcmServiceException {
Association a = assoc.getAssociation();
String calledAET = a.getCalledAET();
String callingAET = a.getCallingAET();
String receivingAET;
Command rqCmd = rq.getCommand();
Dataset rqData = rq.getDataset();
int actionTypeID = rqCmd.getInt(Tags.ActionTypeID, 0);
rspCmd.putUS(Tags.ActionTypeID, actionTypeID);
String iuid = rqCmd.getRequestedSOPInstanceUID();
String tuid;
int state;
boolean dellock;
switch (actionTypeID) {
case 1:
if (abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepPullSOPClass)) {
type1(rqData, Tags.UPSState);
state = UPSScpService.upsStateAsInt(rqData.getString(Tags.UPSState));
if (state == UPSState.SCHEDULED)
throw new DcmServiceException(MAY_ONLY_BECOME_SCHEDULED_VIA_NCREATE);
tuid = rqData.getString(Tags.TransactionUID);
if (tuid == null) throw new DcmServiceException(CORRECT_TRANSACTION_UID_NOT_PROVIDED);
service.changeUPSState(calledAET, iuid, state, tuid);
return rqData;
}
break;
case 2:
if (abstractSyntaxEquals(
assoc,
rq,
UIDs.UnifiedProcedureStepPushSOPClass,
UIDs.UnifiedProcedureStepWatchSOPClass)) {
checkCodeItem(rqData, ItemCount.SINGLE, Tags.UPSDiscontinuationReasonCodeSeq);
service.requestUPSCancel(calledAET, iuid, callingAET, rqData);
return rqData;
}
break;
case 3:
if (abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepWatchSOPClass)) {
type1(rqData, Tags.ReceivingAE);
type1(rqData, Tags.DeletionLock);
receivingAET = rqData.getString(Tags.ReceivingAE);
dellock = deletionLockAsBoolean(rqData.getString(Tags.DeletionLock));
if (iuid.equals(UIDs.UnifiedWorklistandProcedureStepSOPInstance))
service.subscribeGlobally(calledAET, receivingAET, dellock);
else service.subscribeReceiveUPSEventReports(calledAET, iuid, receivingAET, dellock);
return rqData;
}
break;
case 4:
if (abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepWatchSOPClass)) {
type1(rqData, Tags.ReceivingAE);
receivingAET = rqData.getString(Tags.ReceivingAE);
if (iuid.equals(UIDs.UnifiedWorklistandProcedureStepSOPInstance))
service.unsubscribeGlobally(receivingAET);
else service.unsubscribeReceiveUPSEventReports(iuid, receivingAET);
return rqData;
}
break;
case 5:
if (abstractSyntaxEquals(assoc, rq, UIDs.UnifiedProcedureStepWatchSOPClass)
&& iuid.equals(UIDs.UnifiedWorklistandProcedureStepSOPInstance)) {
type1(rqData, Tags.ReceivingAE);
receivingAET = rqData.getString(Tags.ReceivingAE);
service.suspendGlobalSubscription(receivingAET);
return rqData;
}
break;
}
throw new DcmServiceException(Status.NoSuchActionType).setActionTypeID(actionTypeID);
}
private static boolean abstractSyntaxEquals(
ActiveAssociation assoc, Dimse rq, String uid1, String uid2) {
String asuid = assoc.getAssociation().getProposedPresContext(rq.pcid()).getAbstractSyntaxUID();
return asuid.equals(uid1) || asuid.equals(uid2);
}
public Vector cGET(Dataset ds) throws ConnectException, IOException, InterruptedException {
PresContext pc;
List dimseList;
Vector datasetVector;
// An association must be active
if (aassoc == null) {
throw new ConnectException("No Association established");
}
// Test, if Presentation Context for C-MOVE is supported
// API doc: Association.getAcceptedPresContext(String asuid, String tsuid)
if ((pc =
aassoc
.getAssociation()
.getAcceptedPresContext(
UIDs.StudyRootQueryRetrieveInformationModelGET,
UIDs.ExplicitVRLittleEndian))
== null
&& (pc =
aassoc
.getAssociation()
.getAcceptedPresContext(
UIDs.StudyRootQueryRetrieveInformationModelGET,
UIDs.ImplicitVRLittleEndian))
== null) {
throw new ConnectException(
"Association does not support presentation context for StudyRootQueryRetrieveInformationModelMOVE SOP.");
}
// Get the Study Instance UID of the study to mode
String suid = ds.getString(Tags.SOPInstanceUID);
// Prepare info for logging
String patName = ds.getString(Tags.PatientName);
String patID = ds.getString(Tags.PatientID);
String studyDate = ds.getString(Tags.StudyDate);
String prompt =
"Study[" + suid + "] from " + studyDate + " for Patient[" + patID + "]: " + patName;
// log.info("Moving: " + prompt);
// New Cammand Set, see: DICOM Part 7: Message Exchange, 6.3.1 Command Set Structure
Command rqCmd = dof.newCommand();
// API doc: Command.initCMoveRQ(int msgID, String sopClassUID, int priority, String moveDest)
rqCmd.initCGetRSP(assoc.nextMsgID(), UIDs.StudyRootQueryRetrieveInformationModelGET, priority);
Dataset rqDs = dof.newDataset();
rqDs.putCS(Tags.QueryRetrieveLevel, getQueryRetrieveLevel(STUDY_LEVEL));
// Only Unique Key allowed in C-MOVE. PS 3.4 -C.2.2.1 Attribute Types
rqDs.putUI(Tags.SOPInstanceUID, suid);
// API doc: AssociationFactorynewDimse(int pcid, Command cmd, Dataset ds)
// DIMSE (DICOM Message Service Element) ist ein Nachrichtendienst in DICOM
Dimse moveRq = aFact.newDimse(pc.pcid(), rqCmd, rqDs);
// Invoke active association with move request Dimse
FutureRSP future = aassoc.invoke(moveRq);
// Response to the C-MOVE request.
// The result cannot be accessed until it has been set.
Dimse moveRsp = future.get();
Command rspCmd = moveRsp.getCommand();
if (DEBUG) {
StringWriter w = new StringWriter();
w.write("C-FIND RQ Identifier:\n");
keys.dumpDataset(w, null);
log.debug(w.toString());
}
// Invoke active association with find request Dimse
// Response to the C-FIND request.
// The result cannot be accessed until it has been set.
// Get the list of found objects
dimseList = future.listPending();
// >>>> Extract Dataset from Dimse
datasetVector = new Vector();
// If no List of DIMSE objects was generated or it is empty return an empty Vector
if (dimseList == null || dimseList.isEmpty()) {
return datasetVector;
}
// Process all elements
for (int i = 0; i < dimseList.size(); i++) {
datasetVector.addElement(((Dimse) dimseList.get(i)).getDataset());
if (((Dimse) dimseList.get(i)).getDataset() == null)
System.out.println(" Dataset created succesffullyu ");
}
// PS 3.7 - 9.3.4 C-MOVE PROTOCOL, 9.3.4.2 C-MOVE-RSP
int status = rspCmd.getStatus();
switch (status) {
case 0x0000:
// log.info("Moved: " + prompt);
break;
case 0xB000:
log.error("One or more failures during move of " + prompt);
break;
default:
log.error("Failed to move " + prompt + "\n\terror tstatus: " + Integer.toHexString(status));
break;
}
System.out.println("The move sise is : " + datasetVector.size());
return datasetVector;
}
/**
* Stores a DICOM object in an archive (Storage SCP).
*
* <p>See PS 3.4 - Annex B STORAGE SERVICE CLASS.
*
* @param ds the Dataset to store.
* @throws ConnectException
* @throws ParseException
* @throws IOException
* @throws InterruptedException
* @throws IllegalStateException
*/
public void cSTORE(Dataset ds)
throws InterruptedException, IOException, ConnectException, ParseException {
String sopClassUID;
String sopInstUID;
PresContext pc = null;
// An association must be active
if (aassoc == null) {
throw new ConnectException("No Association established");
}
// SOP Class UID must be given
if ((sopClassUID = ds.getString(Tags.SOPClassUID)) == null) {
throw new ParseException("No SOP Class UID in Dataset", 0);
}
// SOP Instance UID must be given
if ((sopInstUID = ds.getString(Tags.SOPInstanceUID)) == null) {
throw new ParseException("No SOP Instance UID in Dataset", 0);
}
// Test, if applicable presentation context was found
if ((pc =
aassoc
.getAssociation()
.getAcceptedPresContext(sopClassUID, UIDs.ImplicitVRLittleEndian))
== null
&& (pc =
aassoc
.getAssociation()
.getAcceptedPresContext(sopClassUID, UIDs.ExplicitVRLittleEndian))
== null
&& (pc =
aassoc
.getAssociation()
.getAcceptedPresContext(sopClassUID, UIDs.ExplicitVRBigEndian))
== null) {
throw new ConnectException("No applicable presentation context found");
}
// New Cammand Set, see: DICOM Part 7: Message Exchange, 6.3.1 Command Set Structure
Command cStoreRQ = oFact.newCommand();
// API doc: Command.initCStoreRQ(int msgID, String sopClassUID, String sopInstUID, int priority)
cStoreRQ.initCStoreRQ(assoc.nextMsgID(), sopClassUID, sopInstUID, priority);
// API doc: AssociationFactorynewDimse(int pcid, Command cmd, Dataset ds)
// DIMSE (DICOM Message Service Element) ist ein Nachrichtendienst in DICOM
Dimse storeRq = aFact.newDimse(pc.pcid(), cStoreRQ, ds);
// PS 3.7 - 9.3.1 C-STORE PROTOCOL, 9.3.1.2 C-STORE-RSP
// Always returns SUCESS result code.
// Invoke active association with echo request Dimse
FutureRSP future = aassoc.invoke(storeRq);
System.out.println("store is going in this AE");
// Response to the C-ECHO request.
// The result cannot be accessed until it has been set.
Dimse storeRsp = future.get();
Command rspCmd = storeRsp.getCommand();
// PS 3.7 - 9.3.5 C-MOVE PROTOCOL, 9.3.5.2 C-ECHO-RSP
int status = rspCmd.getStatus();
switch (status) {
case 0x0000:
// Success
break;
default:
log.error("C-STORE failed: " + Integer.toHexString(status));
break;
}
}
