Extends the "sticky session" behavior of {@link FirstAvailable} by caching the favored target in the {@link FamilyClusterInfo}, thus allowing different proxies for the same family to use the same favored target.
See {@link FirstAvailable} for the basic behavior.
@see org.jboss.ha.framework.interfaces.FamilyClusterInfo#getObject()
@author Brian Stansberry
@version $Revision: 57642 $