单词计数演示设计为在5秒内停止,如源中所示: https://github.com/apache/kafka/blob/0.11.0.0/streams/examples/src/main/java/org/apache/kafka/streams/examples/wordcount/WordCountDemo.java#L88
请参阅上述源代码的最新版本,以便在5秒后不停止,但只有在按下ctrl-c时: https://github.com/apache/kafka/blob/0.11.0/streams/examples/src/main/java/org/apache/kafka/streams/examples/wordcount/WordCountDemo.java