Skywalking 的 Java 嗅探器支持的组件类型定义在文件：
| /apm-protocol/apm-network/src/main/java/org/apache/skywalking/apm/network/trace/component/ComponentsDefine.java |
|---|
如果不设置，则页面显示组件为：Unknown。
| 取值 | 对应类型 |
|---|---|
| 1 | Tomcat |
| 2 | HttpClient |
| 3 | Dubbo |
| 8 | Motan |
| 10 | Resin |
| 11 | Feign |
| 12 | OKHttp |
| 13 | SpringRestTemplate |
| 14 | SpringMVC |
| 15 | Struts2 |
| 16 | NutzMVC |
| 17 | NutzHttp |
| 18 | JettyClient |
| 19 | JettyServer |
| 21 | ShardingJDBC |
| 23 | GRPC |
| 24 | ElasticJob |
| 26 | httpasyncclient |
| 28 | ServiceComb |
| 29 | Hystrix |
| 30 | Jedis |
| 32 | h2-jdbc-driver |
| 33 | mysql-connector-java |
| 34 | ojdbc |
| 35 | Spymemcached |
| 36 | Xmemcached |
| 37 | postgresql-jdbc-driver |
| 38 | rocketMQ-producer |
| 39 | rocketMQ-consumer |
| 40 | kafka-producer |
| 41 | kafka-consumer |
| 42 | mongodb-driver |
| 43 | SOFARPC |
| 45 | activemq-producer |
| 46 | activemq-consumer |
| 48 | transport-client |
| 52 | rabbitmq-producer |
| 53 | rabbitmq-consumer |
| 54 | Canal |
| 55 | Gson |
| 56 | Redisson |
| 57 | Lettuce |
| 58 | Zookeeper |
| 59 | Vert.x |
| 60 | ShardingSphere |
| 61 | spring-cloud-gateway |
| 62 | RESTEasy |
| 63 | solrj |
| 65 | SpringAsync |
| 66 | JdkHttp |
| 67 | spring-webflux |
| 68 | Play |
| 69 | cassandra-java-driver |
| 71 | Light4J |
| 73 | pulsar-producer |
| 74 | pulsar-consumer |
| 75 | Ehcache |
| 76 | SocketIO |
| 77 | rest-high-level-client |
| 78 | spring-tx |
| 79 | Armeria |
| 80 | JdkThreading |
| 81 | KotlinCoroutine |
| 82 | AvroServer |
| 83 | AvroClient |
| 84 | Undertow |
| 85 | Finagle |
| 87 | mariadb-jdbc |
| 88 | quasar |
| 90 | influxdb-java |
| 91 | brpc-java |
| 92 | GraphQL |
| 93 | spring-annotation |
| 94 | HBase |
| 95 | spring-kafka-consumer |
| 96 | SpringScheduled |
| 97 | quartz-scheduler |
| 98 | xxl-job |
| 99 | spring-webflux-webclient |
| 100 | thrift-server |
| 101 | thrift-client |
| 102 | AsyncHttpClient |
| 103 | dbcp |