org.apache.tapestry5.services
Interface ComponentEventResultProcessor<T>

Type Parameters:

T -

All Known Implementing Classes:

AjaxComponentInstanceEventResultProcessor, AjaxLinkComponentEventResultProcessor, AjaxPageClassComponentEventResultProcessor, AjaxPageNameComponentEventResultProcessor, ClassResultProcessor, ComponentInstanceResultProcessor, HttpErrorComponentEventResultProcessor, JSONArrayEventResultProcessor, JSONObjectEventResultProcessor, MultiZoneUpdateEventResultProcessor, ObjectComponentEventResultProcessor, PageNameComponentEventResultProcessor, RenderCommandComponentEventResultProcessor, StreamPageContentResultProcessor, StreamResponseResultProcessor

@UsesMappedConfiguration(key=java.lang.Class.class,
                         value=ComponentEventResultProcessor.class)
public interface ComponentEventResultProcessor<T>

Responsible for handling the return value provided by a component event handler method.

There are two services built into Tapestry that implement this interface: ComponentEventResultProcessor (used for ordinary page-oriented requests, and distinguished by the @Traditional and/or @Primary marker annotations) and AjaxComponentEventResultProcessor, used for Ajax requests (which typically return a partially rendered page), distinguished by the @Ajax marker annotation.

Method Summary

void	processResultValue(T value) For a given, non-null return value from a component event method, construct and send a response.

Method Detail

processResultValue

void processResultValue(T value)
                        throws IOException

For a given, non-null return value from a component event method, construct and send a response.

Parameters:

value - the value returned from a method

Throws:

RuntimeException - if the value can not handled

IOException