文章目录01ElasticsearchSink基础概念02ElasticsearchSink工作原理03ElasticsearchSink核心组件04ElasticsearchSink配置参数05ElasticsearchSink依赖管理06ElasticsearchSink初阶实战07ElasticsearchSink进阶实战7.1包结构&项目配置项目配置application.properties日志配置log4j2.properties项目pom.xml文件7.2实体类ElasticsearchEntity7.3客户端工厂类CustomRestClientFactory7.4回调函数类C