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Manual Reference Pages  -  SERVLET::SERVLETCONTEXTATTRIBUTELISTENER (3)

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NAME

Servlet::ServletContextAttributeListener - context attribute listener interface

CONTENTS

SYNOPSIS



  $listener->attributeAdded($event);

  $listener->attributeReplaced($event)

  $listener->attributeRemoved($event)



DESCRIPTION

Implementations of this interface receive notifications of changes to the attribute list on the servlet context of a web application. To receive notification events, the implementation class must be configured in the deployment descriptor for the web application.

METHODS

For each of the following methods, the event passed to the method is of type <B>Servlet::ServletContextAttributeEventB>.
attributeAdded($event) Notification that a new attribute was added to the servlet context. Called after the attribute is added.

<B>Parameters:B>
$event an instance of <B>Servlet::ContextAttributeEventB>

attributeRemoved($event) Notification that an existing attribute was removed from the servlet context. Called after the attribute is removed.

<B>Parameters:B>
$event an instance of <B>Servlet::ContextAttributeEventB>

attributeReplaceded($event) Notification that an existing attribute on servlet context was replaced. Called after the attribute is replaced.

<B>Parameters:B>
$event an instance of <B>Servlet::ContextAttributeEventB>

SEE ALSO

Servlet::ServletContext, Servlet::ContextAttributeEvent

AUTHOR

Brian Moseley, bcm@maz.org
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perl v5.20.3 SERVLET::SERVLETCONTEXTATTRIBUTELISTENER (3) 2001-07-13

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