public void parseGroup(Group g) throws Hdf5Exception, EndOfSequenceException {
    startGroup(g);

    java.util.List members = g.getMemberList();

    // NOTE: parsing contents twice to ensure subgroups are handled before datasets
    // This is mainly because synapse_props groups will need to be parsed before dataset of
    // connections

    for (int j = 0; j < members.size(); j++) {
      HObject obj = (HObject) members.get(j);

      if (obj instanceof Group) {
        Group subGroup = (Group) obj;

        logger.logComment("---------    Found a sub group: " + subGroup.getName());

        parseGroup(subGroup);
      }
    }

    for (int j = 0; j < members.size(); j++) {
      HObject obj = (HObject) members.get(j);

      if (obj instanceof Dataset) {
        Dataset ds = (Dataset) obj;

        logger.logComment("Found a dataset: " + ds.getName());

        dataSet(ds);
      }
    }

    endGroup(g);
  }
  public void dataSet(Dataset d) throws Hdf5Exception {
    logger.logComment("-----   Looking through dataset: " + d);

    ArrayList<Attribute> attrs = Hdf5Utils.parseDatasetForAttributes(d);

    for (Attribute attribute : attrs) {
      logger.logComment(
          "Dataset: "
              + d.getName()
              + " has attribute: "
              + attribute.getName()
              + " = "
              + Hdf5Utils.getFirstStringValAttr(attrs, attribute.getName()));
    }

    float[][] data = Hdf5Utils.parse2Ddataset(d);

    logger.logComment("Data has size: (" + data.length + ", " + data[0].length + ")");

    if (inPopulations && currentCellGroup != null) {
      for (int i = 0; i < data.length; i++) {
        int id = (int) data[i][0];
        float x = data[i][1];
        float y = data[i][2];
        float z = data[i][3];

        PositionRecord posRec = new PositionRecord(id, x, y, z);

        if (data[0].length == 5) {
          posRec.setNodeId((int) data[i][4]);
        }

        this.project.generatedCellPositions.addPosition(currentCellGroup, posRec);
      }
    }
    if (inProjections && currentNetConn != null) {
      logger.logComment("Adding info for NetConn: " + currentNetConn);

      int id_col = -1;

      int pre_cell_id_col = -1;
      int pre_segment_id_col = -1;
      int pre_fraction_along_col = -1;

      int post_cell_id_col = -1;
      int post_segment_id_col = -1;
      int post_fraction_along_col = -1;

      int prop_delay_col = -1;

      for (Attribute attribute : attrs) {
        String storedInColumn = Hdf5Utils.getFirstStringValAttr(attrs, attribute.getName());

        if (storedInColumn.equals(NetworkMLConstants.CONNECTION_ID_ATTR)) {
          id_col = Integer.parseInt(attribute.getName().substring("column_".length()));
          logger.logComment("id col: " + id_col);
        } else if (storedInColumn.equals(NetworkMLConstants.PRE_CELL_ID_ATTR)) {
          pre_cell_id_col = Integer.parseInt(attribute.getName().substring("column_".length()));
        } else if (storedInColumn.equals(NetworkMLConstants.PRE_SEGMENT_ID_ATTR)) {
          pre_segment_id_col = Integer.parseInt(attribute.getName().substring("column_".length()));
          logger.logComment("pre_segment_id_col: " + pre_segment_id_col);
        } else if (storedInColumn.equals(NetworkMLConstants.PRE_FRACT_ALONG_ATTR)) {
          pre_fraction_along_col =
              Integer.parseInt(attribute.getName().substring("column_".length()));
          logger.logComment("pre_fraction_along_col: " + pre_fraction_along_col);
        } else if (storedInColumn.equals(NetworkMLConstants.POST_CELL_ID_ATTR)) {
          post_cell_id_col = Integer.parseInt(attribute.getName().substring("column_".length()));
        } else if (storedInColumn.equals(NetworkMLConstants.POST_SEGMENT_ID_ATTR)) {
          post_segment_id_col = Integer.parseInt(attribute.getName().substring("column_".length()));
        } else if (storedInColumn.equals(NetworkMLConstants.POST_FRACT_ALONG_ATTR)) {
          post_fraction_along_col =
              Integer.parseInt(attribute.getName().substring("column_".length()));
        } else if (storedInColumn.startsWith(NetworkMLConstants.PROP_DELAY_ATTR)) {
          prop_delay_col = Integer.parseInt(attribute.getName().substring("column_".length()));
        }

        for (String synType : getConnectionSynTypes()) {
          if (storedInColumn.endsWith(synType)) {
            ConnSpecificProps cp = null;

            for (ConnSpecificProps currCp : localConnProps) {
              if (currCp.synapseType.equals(synType)) cp = currCp;
            }
            if (cp == null) {
              cp = new ConnSpecificProps(synType);
              cp.internalDelay = -1;
              cp.weight = -1;
              localConnProps.add(cp);
            }

            if (storedInColumn.startsWith(NetworkMLConstants.INTERNAL_DELAY_ATTR)) {
              cp.internalDelay =
                  Integer.parseInt(
                      attribute
                          .getName()
                          .substring("column_".length())); // store the col num temporarily..
            }
            if (storedInColumn.startsWith(NetworkMLConstants.WEIGHT_ATTR)) {
              cp.weight =
                  Integer.parseInt(
                      attribute
                          .getName()
                          .substring("column_".length())); // store the col num temporarily..
            }
          }
        }
      }

      for (int i = 0; i < data.length; i++) {
        int pre_seg_id = 0;
        float pre_fract_along = 0.5f;
        int post_seg_id = 0;
        float post_fract_along = 0.5f;

        int id = (int) data[i][id_col];
        int pre_cell_id = (int) data[i][pre_cell_id_col];
        int post_cell_id = (int) data[i][post_cell_id_col];

        float prop_delay = 0;

        if (pre_segment_id_col >= 0) pre_seg_id = (int) data[i][pre_segment_id_col];
        if (pre_fraction_along_col >= 0) pre_fract_along = data[i][pre_fraction_along_col];
        if (post_segment_id_col >= 0) post_seg_id = (int) data[i][post_segment_id_col];
        if (post_fraction_along_col >= 0) post_fract_along = data[i][post_fraction_along_col];

        // (float)UnitConverter.getTime(XXXXXXXXX, UnitConverter.NEUROCONSTRUCT_UNITS,
        // unitSystem)+"";
        if (prop_delay_col >= 0)
          prop_delay =
              (float)
                  UnitConverter.getTime(
                      data[i][prop_delay_col], projUnitSystem, UnitConverter.NEUROCONSTRUCT_UNITS);

        ArrayList<ConnSpecificProps> props = new ArrayList<ConnSpecificProps>();

        if (localConnProps.size() > 0) {
          for (ConnSpecificProps currCp : localConnProps) {
            logger.logComment("Pre cp: " + currCp);
            ConnSpecificProps cp2 = new ConnSpecificProps(currCp.synapseType);

            if (currCp.internalDelay > 0) // index was stored in this val...
            cp2.internalDelay =
                  (float)
                      UnitConverter.getTime(
                          data[i][(int) currCp.internalDelay],
                          projUnitSystem,
                          UnitConverter.NEUROCONSTRUCT_UNITS);
            if (currCp.weight > 0) // index was stored in this val...
            cp2.weight = data[i][(int) currCp.weight];

            logger.logComment("Filled cp: " + cp2);

            props.add(cp2);
          }
        }

        this.project.generatedNetworkConnections.addSynapticConnection(
            currentNetConn,
            GeneratedNetworkConnections.MORPH_NETWORK_CONNECTION,
            pre_cell_id,
            pre_seg_id,
            pre_fract_along,
            post_cell_id,
            post_seg_id,
            post_fract_along,
            prop_delay,
            props);
      }
    }
    if (inInputs && currentInput != null) {
      logger.logComment("Adding info for: " + currentInput);
      StimulationSettings nextStim = project.elecInputInfo.getStim(currentInput);
      ElectricalInput myElectricalInput = nextStim.getElectricalInput();
      String electricalInputType = myElectricalInput.getType();
      String cellGroup = nextStim.getCellGroup();

      for (int i = 0; i < data.length; i++) {
        Float fileCellId = data[i][0];
        Float fileSegmentId = data[i][1];
        Float fractionAlong = data[i][2];
        int cellId = fileCellId.intValue();
        int segmentId = fileSegmentId.intValue();

        SingleElectricalInput singleElectricalInputFromFile =
            new SingleElectricalInput(
                electricalInputType, cellGroup, cellId, segmentId, fractionAlong, null);

        this.project.generatedElecInputs.addSingleInput(
            currentInput, singleElectricalInputFromFile);
      }
    }
  }