code: public static BulkheadMetrics ofBulkheadRegistry(String prefix, BulkheadRegistry bulkheadRegistry) {
          return new BulkheadMetrics(prefix, bulkheadRegistry.getAllBulkheads());
      }
docs: Creates a new instance BulkheadMetrics {@link BulkheadMetrics} with specified metrics names prefix and
  a {@link BulkheadRegistry} as a source.
  
  @param prefix           the prefix of metrics names
  @param bulkheadRegistry the registry of bulkheads