public void renderPendingFields() throws Exception {
    WysiwygFormEditor wysiwygFormEditor = WysiwygFormEditor.lookup();
    Form form = wysiwygFormEditor.getCurrentForm();
    Set<DataHolder> holders = form.getHolders();

    renderFragment("outputStart");

    for (DataHolder dataHolder : holders) {
      Set<DataFieldHolder> dataFieldHolders = getUnBindedFields(form, dataHolder);

      if (dataFieldHolders != null && !dataFieldHolders.isEmpty()) {
        if (dataHolder.canHaveChildren()) {
          setAttribute("id", dataHolder.getUniqeId());
          setAttribute("type", dataHolder.getTypeCode());
          setAttribute("renderColor", dataHolder.getRenderColor());

          if (dataHolder.getUniqeId() != null
              && dataHolder.getUniqeId().equals(wysiwygFormEditor.getLastDataHolderUsedId())) {
            setAttribute("open", Boolean.TRUE);
          } else {
            setAttribute("open", Boolean.FALSE);
          }
          String holderName = "";

          holderName = dataHolder.getUniqeId();
          if (holderName.length() > 20) holderName = holderName.substring(0, 19) + "...";

          setAttribute("showHolderName", holderName);
          renderFragment("outputBinding");
        }

        for (DataFieldHolder dataFieldHolder : dataFieldHolders) {
          String fieldName = dataFieldHolder.getId();
          if (fieldName != null && !form.isFieldBinded(dataHolder, fieldName)) {
            renderAddField(fieldName, dataFieldHolder, dataHolder);
          }
        }

        if (dataHolder.canHaveChildren()) {
          renderFragment("outputEndBinding");
        }
      }
    }

    renderFragment("outputEnd");
  }
  public void renderDataHolders() {
    try {
      renderFragment("outputStartHeader");
      for (DataHolderBuilder builder : dataHolderManager.getHolderBuilders()) {

        if (builder instanceof RangedDataHolderBuilder)
          notifyHolderBuilder(
              (RangedDataHolderBuilder) builder,
              wysiwygFormEditor.getCurrentEditionContext().getPath());
        else notifyHolderBuilder(builder);
      }
      renderFragment("outputEndHeader");

      renderFragment("outputStart");

      Form form = wysiwygFormEditor.getCurrentForm();
      Set<DataHolder> holders = form.getHolders();
      String existingIds = "\"\"";
      String existingInputIds = "\"\"";
      String existingOutputIds = "\"\"";
      for (DataHolder holder : holders) {
        if (!StringUtils.isEmpty(holder.getInputId()))
          existingInputIds += ", \"" + holder.getInputId() + "\" ";
        if (!StringUtils.isEmpty(holder.getOuputId()))
          existingOutputIds += ", \"" + holder.getOuputId() + "\" ";
        if (!StringUtils.isEmpty(holder.getUniqeId()))
          existingIds += ", \"" + holder.getUniqeId() + "\" ";
      }

      setAttribute("existingIds", existingIds);
      setAttribute("existingInputIds", existingInputIds);
      setAttribute("existingOutputIds", existingOutputIds);
      renderFragment("outputFormAddHolderStart");

      Map<String, String> colors = dataHolderManager.getHolderColors();

      for (Iterator it = colors.keySet().iterator(); it.hasNext(); ) {
        String color = (String) it.next();
        String name = colors.get(color);
        setAttribute("color", color);
        setAttribute("name", name);
        renderFragment("color");
      }

      Map<String, String> builderNames = new HashMap<String, String>();

      // Render source types sorted by value.
      renderFragment("outputFormHolderTypes");

      for (DataHolderBuilder builder : dataHolderManager.getHolderBuilders()) {
        String holderName = builder.getDataHolderName(getLocale());
        builderNames.put(builder.getId(), holderName);
        setAttribute("holderType", builder.getId());
        setAttribute("holderName", holderName);
        renderFragment("outputHolderType");
      }

      renderFragment("outputEndHolderTypes");

      renderFragment("outputStartBindings");

      int i = 0;
      for (DataHolder holder : holders) {
        setAttribute("id", StringUtils.defaultString(holder.getUniqeId()));
        setAttribute("input_id", StringUtils.defaultString(holder.getInputId()));
        setAttribute("outId", StringUtils.defaultString(holder.getOuputId()));
        setAttribute("deleteId", StringUtils.defaultString(holder.getUniqeId()));
        setAttribute(
            "type",
            builderNames.get(
                StringUtils.defaultIfEmpty(holder.getSupportedType(), holder.getTypeCode())));
        setAttribute("renderColor", holder.getRenderColor());
        setAttribute("value", holder.getInfo());
        setAttribute("rowStyle", i % 2 == 1 ? "skn-even_row" : "skn-odd_row");
        i++;
        renderFragment("outputBindings");
      }
      renderFragment("outputEndBindings");

      renderFragment("outputEnd");
    } catch (Exception e) {
      log.error("Error:", e);
    }
  }