private void echo(ActiveAssociation aa, int nrOfTests) throws Exception {
   AssociationFactory aFact = AssociationFactory.getInstance();
   DcmObjectFactory oFact = DcmObjectFactory.getInstance();
   for (int i = 0; i < nrOfTests; i++) {
     aa.invoke(aFact.newDimse(PCID_ECHO, oFact.newCommand().initCEchoRQ(i)), 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;
  }
Пример #3
0
 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());
     }
   }
 }
  /**
   * Queries the archive for DICOM objects matching Attribute Keys defined in the loacal field
   * "keys". This field is set by the constructor out of the configuration parameters or by the
   * methods setQueryKeys(Configuration) and setQueryKeys(Dataset). See PS 3.4 - Annex C
   * QUERY/RETRIEVE SERVICE CLASS.
   *
   * <p>The method returns, when the result is received from the communication partner.
   *
   * @return the result of the cFIND as a Vector of Dataset objects each specifying one matching
   *     DICOM object. If no matching objects are found an empty Vector is returned.
   * @throws ConnectException
   * @throws IOException
   */
  public Vector cFIND() throws ConnectException, IOException, InterruptedException {

    List dimseList;
    Vector datasetVector;

    // An association must be active
    if (aassoc == null) {
      throw new ConnectException("No Association established");
    }

    // Test, if Presentation Context for C-FIND is supported
    // API doc: Association.getAcceptedPresContext(String asuid, String tsuid)
    //        UIDs.StudyRootQueryRetrieveInformationModelGET
    if ((pc =
                aassoc
                    .getAssociation()
                    .getAcceptedPresContext(
                        UIDs.StudyRootQueryRetrieveInformationModelFIND,
                        UIDs.ExplicitVRLittleEndian))
            == null
        && (pc =
                aassoc
                    .getAssociation()
                    .getAcceptedPresContext(
                        UIDs.StudyRootQueryRetrieveInformationModelFIND,
                        UIDs.ImplicitVRLittleEndian))
            == null) {
      throw new ConnectException(
          "Association does not support presentation context for StudyRootQueryRetrieveInformationModelFIND SOP.");
    }

    // New Cammand Set, see: DICOM Part 7: Message Exchange, 6.3.1 Command Set Structure
    Command rqCmd = dof.newCommand();
    // API doc: Command.initCFindRQ(int msgID, String sopClassUID, int priority)
    rqCmd.initCFindRQ(assoc.nextMsgID(), UIDs.StudyRootQueryRetrieveInformationModelFIND, priority);

    // API doc: AssociationFactorynewDimse(int pcid, Command cmd, Dataset ds)
    // DIMSE (DICOM Message Service Element) ist ein Nachrichtendienst in DICOM
    Dimse findRq = aFact.newDimse(pc.pcid(), rqCmd, keys);

    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
    FutureRSP future = aassoc.invoke(findRq);
    // Response to the C-FIND request.
    // The result cannot be accessed until it has been set.
    Dimse findRsp = future.get();

    // 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());
    }

    return datasetVector;
  }
  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;
    }
  }