{
PortletApplication20MetaData md = (PortletApplication20MetaData)parent;
// add public-render-parameter
if (child instanceof PublicRenderParameterMetaData)
{
md.addPublicRenderParameter((PublicRenderParameterMetaData)child);
}
// add event-defintion
else if (child instanceof EventDefinitionMetaData)
{
md.addEventDefinition((EventDefinitionMetaData)child);