How to use

UIDUtils

in

org.dcm4che2.util

@Override
protected String getSOPInstanceUID() {
  return UIDUtils.createUID();
}

public static String createUID(String root) {
  verifyUIDRoot(root);
  return doCreateUID(root);
}

public static boolean isValidUID(String uid) {
  return isValidUID(uid, acceptLeadingZero);
}

public static void verifyUID(String uid) {
  verifyUID(uid, acceptLeadingZero);
}

public static void setRoot(String root) {
  verifyUIDRoot(root);
  UIDUtils.root = root;
}

public static String createUID() {
  return doCreateUID(root);
}

public static boolean isValidUID(String uid, boolean acceptLeadingZero) {
  int len = uid.length();
  if (len > 64)
    return false;
  int state = EXPECT_FIRST_DIGIT;
  for (int i = 0; i < len; i++) {
    state = nextState(state, uid.charAt(i), acceptLeadingZero);
    if (state == ILLEGAL_UID)
      return false;
  }
  return state != EXPECT_FIRST_DIGIT;
}

private static String doCreateUID(String root) {
  UUID uuid = UUID.randomUUID();
  byte[] b17 = new byte[17];
  fill(b17, 1, uuid.getMostSignificantBits());
  fill(b17, 9, uuid.getLeastSignificantBits());
  return new StringBuilder(64).append(root).append('.')
      .append(new BigInteger(b17)).toString();
}

private static void verifyUIDRoot(String root) {
  if (root.length() > 24)
    throw new IllegalArgumentException("root length > 24");
  verifyUID(root);
}

public boolean commit() {
  DicomObject actionInfo = new BasicDicomObject();
  actionInfo.putString(Tag.TransactionUID, VR.UI, UIDUtils.createUID());

public static void verifyUID(String uid, boolean acceptLeadingZero) {
  if (!isValidUID(uid, acceptLeadingZero))
    throw new IllegalArgumentException(uid);
}

public boolean commit() {
  DicomObject actionInfo = new BasicDicomObject();
  actionInfo.putString(Tag.TransactionUID, VR.UI, UIDUtils.createUID());

public void ncreate(Association as, int pcid, DicomObject rq,
    DicomObject data) throws DicomServiceException, IOException {
  DicomObject rsp = CommandUtils.mkRSP(rq, CommandUtils.SUCCESS);
  String iuid = rq.getString(Tag.AffectedSOPInstanceUID);
  if (iuid == null) {
    iuid = UIDUtils.createUID();
    rq.putString(Tag.AffectedSOPInstanceUID, VR.UI, iuid);
    rsp.putString(Tag.AffectedSOPInstanceUID, VR.UI, iuid);
  }
  as.writeDimseRSP(pcid, rsp, doNCreate(as, pcid, rq, data, rsp));
}

/**
 * Get a default set of DICOM data to use in the stream meta-data.
 */
@Override
public IIOMetadata getDefaultStreamMetadata(ImageWriteParam arg0) {
  DicomStreamMetaData ret = new DicomStreamMetaData();
  DicomObject dobj = new BasicDicomObject();
  ret.setDicomObject(dobj);
  Date now = new Date();
  dobj.putString(Tag.TransferSyntaxUID, VR.UI, UID.JPEGBaseline1);
  dobj.putString(Tag.ConversionType, VR.CS, "WSD");
  dobj.putString(Tag.Modality, VR.CS, "OT");
  dobj.putInt(Tag.InstanceNumber, VR.IS, 1);
  dobj.putDate(Tag.DateOfSecondaryCapture, VR.DA, now);
  dobj.putDate(Tag.TimeOfSecondaryCapture, VR.TM, now);
  dobj
      .putString(Tag.SOPClassUID, VR.UI,
          UID.SecondaryCaptureImageStorage);
  dobj.putString(Tag.SOPInstanceUID, VR.UI, UIDUtils.createUID());
  return ret;
}