@Override
    public int getInflightMsgCnt() {
        return httpClientMgr.getInflightMsgCnt();
    }
HTTP(s) Message Sender class

Used to define the HTTP(s) sender common methods
inlong-sdk/dataproxy-sdk/src/main/java/org/apache/inlong/sdk/dataproxy/sender/http/InLongHttpMsgSender.java