Implementation impl = null;
ExtendedAttribute attribute = null;
for (int j = 0; j < activitySize; ++j)
{
activity = (WorkflowActivity) activies.get(j);
attribute = (ExtendedAttribute) activity.findExtendedAttribute(XPDLGlobals.LISTENER_QUALIFIED_CLASS_NAME);
if (attribute != null)
{
activity.setListenerClassName(attribute.getValue());
activity.removeExtendedAttribute(XPDLGlobals.LISTENER_QUALIFIED_CLASS_NAME);
}