resilience-6-client.java

private SyncFallbackCache<Collection<SupplierUserPermission>> permissions;

private Collection<SupplierUserPermission> getPermissions(
    int userId, 
    int supplierId) {
  return permissions.get(
      () -> String.format("id:%s;suId:%s", userId, supplierId),
      () -> client.getUserPermissions(userId, supplierId)
          .getData()
          .getSupplierUserMyInformation()
          .getPermissions()
  );
}