public void setSaslMechanism(final String saslMechanism) {
            this.saslMechanism = saslMechanism;
        }
set kafka saslMechanism.

@param saslMechanism saslMechanism
shenyu-plugin/shenyu-plugin-logging/shenyu-plugin-logging-kafka/src/main/java/org/apache/shenyu/plugin/logging/kafka/config/KafkaLogCollectConfig.java