首先咱们先来看下StreamExecutionEnvironment的UML图blog
StreamExecutionEnvironment是一个任务的启动的入口io
下面总共有5个实现类im
分别是LocalStreamEnvironment, StreamPlanEnvironment, StreamContextEnvironment, RemoteStreamEnvironment和LegacyLocalStreamEnvironment这里不作一一介绍img
执行的上下文vi