return referSponsorUseCache (sponsor, false);
}
public Sponsor referSponsorUseCache (Sponsor sponsor, boolean isAssign) {
String key = getCacheKey(null, sponsor, null, "assignSponsor");
Sponsor sponsorCache = (Sponsor)simpleCache.get(key);
if (sponsorCache==null) {
sponsorCache = referSponsor (sponsor, isAssign);
if (key!=null)
simpleCache.put(key, sponsorCache);
}