code: private void storeInitialDefaultTenantDef() {
          TenantDefinition tenantDef = getTenantDef(m_defaultTenantName);
          if (tenantDef == null) {
              tenantDef = createDefaultTenantDefinition();
              storeTenantDefinition(tenantDef);
          }
      }
docs: Store a tenant definition for the default tenant if one doesn't already exist.