/** @ejb.interface-method */
 public void setAttributes(Dataset ds) {
   setPpsStartDateTime(ds.getDateTime(Tags.PPSStartDate, Tags.PPSStartTime));
   setPpsStatus(ds.getString(Tags.GPPPSStatus));
   AttributeFilter filter = AttributeFilter.getExcludePatientAttributeFilter();
   byte[] b = DatasetUtils.toByteArray(filter.filter(ds), filter.getTransferSyntaxUID());
   if (log.isDebugEnabled()) {
     log.debug("setEncodedAttributes(byte[" + b.length + "])");
   }
   setEncodedAttributes(b);
 }