Provides portlet-specific data binding functionality.


MissingPortletRequestParameterException PortletRequestBindingException subclass that indicates a missing parameter. 
PortletRequestBindingException Fatal binding exception, thrown when we want to treat binding exceptions as unrecoverable. 
PortletRequestDataBinder Special DataBinder to perform data binding from portlet request parameters to JavaBeans, including support for multipart files. 
PortletRequestParameterPropertyValues PropertyValues implementation created from parameters in a PortletRequest. 
PortletRequestUtils Parameter extraction methods, for an approach distinct from data binding, in which parameters of specific types are required.