private int getSize(UIComponent component) {
int size = UIComponentUtil.getPrimitiveIntAttribute(component, JsfConstants.SIZE_ATTR);
if (0 < size) {
return size;
}
size = 0;
for (Iterator it = new SelectItemsIterator(component); it.hasNext(); ) {
SelectItem item = (SelectItem) it.next();
if (item instanceof SelectItemGroup) {
SelectItemGroup itemGroup = (SelectItemGroup) item;
size += itemGroup.getSelectItems().length;
}
size++;
}
return size;
}
protected void renderSelectItems(
FacesContext context,
UIComponent component,
ResponseWriter writer,
Iterator it,
String[] selectedValues)
throws IOException {
while (it.hasNext()) {
final SelectItem selectItem = (SelectItem) it.next();
if (selectItem instanceof SelectItemGroup) {
SelectItemGroup selectItemGroup = (SelectItemGroup) selectItem;
SelectItem[] selectItems = selectItemGroup.getSelectItems();
Iterator selectItemsIt = new ArrayIterator(selectItems);
writer.startElement(JsfConstants.OPTGROUP_ELEM, component);
RendererUtil.renderAttribute(writer, JsfConstants.LABEL_ATTR, selectItemGroup.getLabel());
// TODO case: optgroup is disabled
renderSelectItems(context, component, writer, selectItemsIt, selectedValues);
writer.endElement(JsfConstants.OPTGROUP_ELEM);
} else {
writer.startElement(JsfConstants.OPTION_ELEM, component);
final Object value = selectItem.getValue();
RendererUtil.renderAttribute(writer, JsfConstants.VALUE_ATTR, value);
final boolean disabled = UIComponentUtil.isDisabled(component) || selectItem.isDisabled();
final String labelClass = getLabelStyleClass(component, disabled);
if (labelClass != null) {
RendererUtil.renderAttribute(writer, JsfConstants.CLASS_ATTR, labelClass);
}
if (value != null && isSelected(selectedValues, value.toString())) {
renderSelectedAttribute(writer);
}
if (selectItem.isDisabled()) {
renderDisabledAttribute(writer);
}
writer.writeText(selectItem.getLabel(), null);
writer.endElement(JsfConstants.OPTION_ELEM);
}
}
}
public static Object getConvertedValue(
final FacesContext context, final UIInput component, final Object submittedValue) {
try {
final Renderer renderer = getRenderer(context, component);
if (renderer != null) {
return renderer.getConvertedValue(context, component, submittedValue);
} else if (submittedValue instanceof String) {
return getConvertedUIOutputValue(context, component, submittedValue);
}
} catch (final ConverterException e) {
final FacesMessage facesMessage = e.getFacesMessage();
if (facesMessage != null) {
context.addMessage(component.getClientId(context), facesMessage);
} else {
final Object[] args = new Object[] {UIComponentUtil.getLabel(component)};
context.addMessage(
component.getClientId(context),
FacesMessageUtil.getMessage(context, UIInput.CONVERSION_MESSAGE_ID, args));
}
component.setValid(false);
}
return submittedValue;
}