code: public GetDomainCacheTTLResponse getDomainCacheTTL(String domain) {
          GetDomainCacheTTLRequest request = new GetDomainCacheTTLRequest().withDomain(domain);
          return getDomainCacheTTL(request);
      }
docs: Get cache policies of specified domain acceleration.
  
  @param domain Name of the domain.
  @return Detailed information about cache policies.