Jakarta > Tapestry
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InvokeListener

Invoke a listener during the render of the page. Parameters may be passed to the listener.

See also: org.apache.tapestry.components.InvokeListener, Delegator

Parameters

Name Type Direction Required Default Default Binding Description
listener IActionListener in yes   listener The listener to invoke.
parameters Object in no   ognl Parameter(s) gathered at the time the listener is invoked, supplied as listener parameters in the IRequestCycle available to the listener.

If the parameter is a Collection, it will be converted to an Object array (to match the IRequestCycle getListenerParameters() signature).

Body: removed

Informal parameters: forbidden

Reserved parameters: none

This component does not render any output at all. The component is a placeholder within the page or component template that marks a point where logic within the Java class should be executed. A typical use of this is to setup properties needed by comopnents within the template.