public void encodeBeginInternal()

in tobago-core/src/main/java/org/apache/myfaces/tobago/internal/renderkit/renderer/CommandRendererBase.java [70:180]
94 lines of code
30 McCabe index (conditional complexity)

  public void encodeBeginInternal(final FacesContext facesContext, final T component) throws IOException {

    final String clientId = component.getClientId(facesContext);
    final boolean disabled = component.isDisabled();
    final LabelWithAccessKey label = new LabelWithAccessKey(component);
    final String image = component.getImage();
    final UIComponent labelFacet = ComponentUtils.getFacet(component, Facets.label);
    final UIComponent popoverFacet = ComponentUtils.getFacet(component, Facets.popover);
    final boolean anchor = (component.getLink() != null || component.getOutcome() != null) && !disabled;
    final String target = component.getTarget();
    final boolean autoSpacing = component.getAutoSpacing(facesContext);
    final boolean parentOfCommands = component.isParentOfCommands();
    final boolean dropdownSubmenu = isInside(facesContext, HtmlElements.COMMAND);
    final Markup markup = component.getMarkup() != null ? component.getMarkup() : Markup.NULL;

    final TobagoResponseWriter writer = getResponseWriter(facesContext);

    encodeBeginOuter(facesContext, component);

    if (anchor) {
      writer.startElement(HtmlElements.A, component);
    } else {
      writer.startElement(HtmlElements.BUTTON, component);
      writer.writeAttribute(HtmlAttributes.TYPE, HtmlButtonTypes.BUTTON);
    }
    writer.writeIdAttribute(component.getFieldId(facesContext));
    writer.writeNameAttribute(clientId);
    writer.writeAttribute(HtmlAttributes.DISABLED, disabled);

    if (!disabled) {
      if (anchor) {
        final String href = RenderUtils.generateUrl(facesContext, component);
        writer.writeAttribute(HtmlAttributes.HREF, href, true);
        writer.writeAttribute(HtmlAttributes.TARGET, target, true);

        component.setOmit(true);
      }

      if (label.getAccessKey() != null) {
        writer.writeAttribute(HtmlAttributes.ACCESSKEY, Character.toString(label.getAccessKey()), false);
        AccessKeyLogger.addAccessKey(facesContext, label.getAccessKey(), clientId);
      }

      final int tabIndex = ComponentUtils.getIntAttribute(component, Attributes.tabIndex);
      if (tabIndex != 0) {
        writer.writeAttribute(HtmlAttributes.TABINDEX, tabIndex);
      }
    }

    HtmlRendererUtils.writeDataAttributes(facesContext, writer, component);

    if (parentOfCommands) {
      writer.writeAttribute(Arias.EXPANDED, Boolean.FALSE.toString(), false);
    }
    final String title = HtmlRendererUtils.getTitleFromTipAndMessages(facesContext, component);
    writer.writeAttribute(HtmlAttributes.TITLE, title, true);

    writer.writeClassAttribute(
        getRendererCssClass(),
        getCssItems(facesContext, component),
        autoSpacing && !dropdownSubmenu ? TobagoClass.AUTO__SPACING : null,
        dropdownSubmenu ? BootstrapClass.DROPDOWN_ITEM : null,
        parentOfCommands && !dropdownSubmenu ? BootstrapClass.DROPDOWN_TOGGLE : null,
        markup.contains(Markup.HIDE_TOGGLE_ICON) ? TobagoClass.HIDE_TOGGLE_ICON : null,
        label.getLabel() == null && image == null && labelFacet == null ? BootstrapClass.DROPDOWN_TOGGLE_SPLIT : null,
        component.getCustomClass(),
        isInside(facesContext, HtmlElements.TOBAGO_LINKS) && !dropdownSubmenu ? BootstrapClass.NAV_LINK : null);

    final boolean defaultCommand = ComponentUtils.getBooleanAttribute(component, Attributes.defaultCommand);
    if (defaultCommand) {
      final AbstractUIFormBase form = ComponentUtils.findAncestor(component, AbstractUIFormBase.class);
      if (form != null) {
        writer.writeAttribute(DataAttributes.DEFAULT, form.getClientId(facesContext), false);
      } else {
        LOG.warn("No form found for {}", clientId);
      }
    }

    if (!disabled) {
      encodeBehavior(writer, facesContext, component);
    }

    if (popoverFacet != null) {
      insideBegin(facesContext, Facets.popover);
      for (final UIComponent child : RenderUtils.getFacetChildren(popoverFacet)) {
        child.encodeAll(facesContext);
      }
      insideEnd(facesContext, Facets.popover);
    }

    HtmlRendererUtils.encodeIconOrImage(writer, image);

    if (labelFacet != null) {
      insideBegin(facesContext, Facets.label);
      for (final UIComponent child : RenderUtils.getFacetChildren(labelFacet)) {
        child.encodeAll(facesContext);
      }
      insideEnd(facesContext, Facets.label);
    } else if (label.getLabel() != null) {
      writer.startElement(HtmlElements.SPAN);
      HtmlRendererUtils.writeLabelWithAccessKey(writer, label);
      writer.endElement(HtmlElements.SPAN);
      encodeBadge(facesContext, component);
    }

    if (anchor) {
      writer.endElement(HtmlElements.A);
    } else {
      writer.endElement(HtmlElements.BUTTON);
    }
  }