com.github.benmanes.caffeine.cache.Cache<TokenExchangeGrantRequest,OAuth2AccessTokenResponse>
getExchangeGrantCache()
protected Map<String,String>
formParameters(TokenExchangeGrantRequest grantRequest)
void
setExchangeGrantCache(com.github.benmanes.caffeine.cache.Cache<TokenExchangeGrantRequest,OAuth2AccessTokenResponse> exchangeGrantCache)