public static Company getCompanyByDomainName(String domainName) throws CompanyNotFoundException {
   CompanyManager companyManger = getCompanyManager();
   return companyManger.getCompanyByDomainName(domainName);
 }
 public static Company getDefaultCompany() throws CompanyNotFoundException {
   long companuId = getDefaultCompanyId();
   CompanyManager companyManger = getCompanyManager();
   Company company = companyManger.getCompany(companuId);
   return company;
 }
 public static Company getCompany(long companyId) throws CompanyNotFoundException {
   if (companyId <= 0) return NO_COMPANY;
   CompanyManager companyManger = getCompanyManager();
   return companyManger.getCompany(companyId);
 }