[
https://issues.apache.org/jira/browse/FLINK-6927?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16071523#comment-16071523
]
ASF GitHub Bot commented on FLINK-6927:
---------------------------------------
Github user dianfu commented on a diff in the pull request:
https://github.com/apache/flink/pull/4153#discussion_r125173876
--- Diff:
flink-libraries/flink-cep/src/main/java/org/apache/flink/cep/pattern/Quantifier.java
---
@@ -153,9 +153,8 @@ public int hashCode() {
private final int to;
private Times(int from, int to) {
- Preconditions.checkArgument(from >= 0, "The from should
be a non-negative number greater than or equal to 0.");
+ Preconditions.checkArgument(from > 0, "The from should
be a positive number greater than 0.");
--- End diff --
done.
> Support pattern group in CEP
> ----------------------------
>
> Key: FLINK-6927
> URL: https://issues.apache.org/jira/browse/FLINK-6927
> Project: Flink
> Issue Type: Sub-task
> Components: CEP
> Reporter: Dian Fu
> Assignee: Dian Fu
>
> We should add support for pattern group. This would enrich the set of
> supported patterns. For example, users can write patterns like this with this
> feature available:
> {code}
> A --> (B --> C.times(3)).optional() --> D
> {code}
> or
> {code}
> A --> (B --> C).times(3) --> D
> {code}
--
This message was sent by Atlassian JIRA
(v6.4.14#64029)
