org.apache.tapestry.enhance
Class InjectStateFlagWorker

java.lang.Object
  org.apache.tapestry.enhance.InjectStateFlagWorker

All Implemented Interfaces:

InjectEnhancementWorker

public class InjectStateFlagWorker
extends Object
implements InjectEnhancementWorker

Injects a boolean property that indicates if a particular application state object already exists. This is useful in situations where you are trying to prevent the creation of the ASO (and thus, prevent the creation of the HttpSession).

Since:

4.0

Author:

Howard M. Lewis Ship

Constructor Summary

InjectStateFlagWorker()

Method Summary

void	performEnhancement(EnhancementOperation op, InjectSpecification spec) Perform the enhancement defined by the InjectSpecification.
void	setApplicationStateManager(ApplicationStateManager applicationStateManager)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

InjectStateFlagWorker

public InjectStateFlagWorker()

Method Detail

performEnhancement

public void performEnhancement(EnhancementOperation op,
                               InjectSpecification spec)

Description copied from interface: InjectEnhancementWorker

Perform the enhancement defined by the InjectSpecification. Thrown runtime exceptions are caught and reported by the invoker.

Specified by:

performEnhancement in interface InjectEnhancementWorker

Parameters:

op - Current enhancement context.

spec - The injection specificiation configuration.

setApplicationStateManager

public void setApplicationStateManager(ApplicationStateManager applicationStateManager)