if (info1_it == infos1.end()) continue;
    auto& info = result[entry.getFirst()];
    info = entry.getSecond();
    if (info.updated) continue;
    if (info1_it->getSecond().used) {
      info.used = true;
      info.updated = info1_it->getSecond().updated;
      info.data_type = info1_it->getSecond().data_type;
    }
  }
  return result;
}

                            || stream(user.getGroups()).get(stream -> stream.anyMatch(s -> (GROUP_VALUE_PREFIX + s).equals(key))))
                    .orElse(false)) {
                return p.getSecond();
            }
            return null;
        }).filter(StringUtil::isNotBlank).toArray(n -> new String[n]);
    }

    default void setDefaultSortValue(final String value) {

    }

    @Override
    protected void writeHeaders(final HttpServletResponse response) {
        ComponentUtil.getFessConfig().getApiJsonResponseHeaderList().forEach(e -> response.setHeader(e.getFirst(), e.getSecond()));
    }

    protected void writeJsonResponse(final int status, final Throwable t) {
        final Supplier<String> stacktraceString = () -> {
            final StringBuilder buf = new StringBuilder(100);

		if p == 0 {
			break
		}
		obj := state.findObject(p)
		if obj == nil {
			continue
		}
		r := obj.r
		if r == nil {
			// We've already scanned this object.
			continue
		}
		obj.setRecord(nil) // Don't scan it again.
		if stackTraceDebug {
			printlock()
			print("  live stkobj at", hex(state.stack.lo+uintptr(obj.off)), "of size", obj.size)
			if conservative {
				print(" (conservative)")
			}