private void buildStrInfo() {
        StringBuilder sBuilder = new StringBuilder(512);
        this.addr = sBuilder.append(this.host)
                .append(TokenConstants.ATTR_SEP)
                .append(this.port).toString();
        sBuilder.delete(0, sBuilder.length());
        this.simpleInfo = sBuilder.append(this.brokerId)
                .append(TokenConstants.ATTR_SEP).append(host)
                .append(TokenConstants.ATTR_SEP).append(" ").toString();
        sBuilder.delete(0, sBuilder.length());
        this.fullInfo = sBuilder.append(this.brokerId)
                .append(TokenConstants.ATTR_SEP).append(host)
                .append(TokenConstants.ATTR_SEP).append(this.port).toString();
        sBuilder.delete(0, sBuilder.length());
        this.fullTLSInfo = sBuilder.append(this.brokerId)
                .append(TokenConstants.ATTR_SEP).append(host)
                .append(TokenConstants.ATTR_SEP).append(this.tlsPort).toString();
    }
The BrokerInfo hold basic info of an tube broker the brokerId, the broker host
and the port and so on.
inlong-tubemq/tubemq-core/src/main/java/org/apache/inlong/tubemq/corebase/cluster/BrokerInfo.java