Github user viirya commented on a diff in the pull request:
https://github.com/apache/spark/pull/21717#discussion_r200289077
--- Diff:
examples/src/main/java/org/apache/spark/examples/streaming/JavaDirectKafkaWordCount.java
---
@@ -50,25 +52,30 @@
private static final Pattern SPACE = Pattern.compile(" ");
public static void main(String[] args) throws Exception {
- if (args.length < 2) {
- System.err.println("Usage: JavaDirectKafkaWordCount <brokers>
<topics>\n" +
- " <brokers> is a list of one or more Kafka brokers\n" +
- " <topics> is a list of one or more kafka topics to consume
from\n\n");
+ if (args.length < 3) {
+ System.err.println("Usage: JavaDirectKafkaWordCount <brokers>
<groupId > <topics>\n" +
--- End diff --
`<groupId >` -> `<groupId>`.
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