class MongoAutoConfiguration {

    @Bean
    @ConditionalOnMissingBean
    public SofaTracerCommandListenerCustomizer sofaTracerMongoClientSettingsBuilderCustomizer(Environment environment) {<FILL_FUNCTION_BODY>}
}

        String appName = environment.getProperty(SofaTracerConfiguration.TRACER_APPNAME_KEY);
        SofaTracerCommandListenerCustomizer sofaTracerCommandListenerCustomizer = new SofaTracerCommandListenerCustomizer();
        sofaTracerCommandListenerCustomizer.setAppName(appName);
        return sofaTracerCommandListenerCustomizer;
    
<no_super_class>