private void getAttrsFromDecoder(QueryStringDecoder decoder, Map<String, String> reqAttrs) {
        for (Map.Entry<String, List<String>> attr : decoder.parameters().entrySet()) {
            if (attr == null
                    || attr.getKey() == null
                    || attr.getValue() == null
                    || attr.getValue().isEmpty()) {
                continue;
            }
            reqAttrs.put(attr.getKey(), attr.getValue().get(0));
        }
    }
Get attributes from decoder

@param decoder the decode object
@param reqAttrs the attributes
inlong-dataproxy/dataproxy-source/src/main/java/org/apache/inlong/dataproxy/source/httpMsg/HttpMessageHandler.java