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https://issues.apache.org/jira/browse/FLINK-6938?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16058920#comment-16058920
]
ASF GitHub Bot commented on FLINK-6938:
---------------------------------------
Github user dawidwys commented on a diff in the pull request:
https://github.com/apache/flink/pull/4145#discussion_r123439602
--- Diff:
flink-libraries/flink-cep/src/main/java/org/apache/flink/cep/nfa/StateTransition.java
---
@@ -98,32 +82,9 @@ public int hashCode() {
@Override
public String toString() {
- return new StringBuilder()
- .append("StateTransition(")
- .append(action).append(", ")
- .append("from ").append(sourceState.getName())
- .append("to ").append(targetState.getName())
- .append(newCondition != null ? ", with
condition)" : ")")
- .toString();
- }
-
- /**
- * A wrapper to transform a {@link FilterFunction} into a {@link
SimpleCondition}.
- * This is used only when migrating from an older Flink version.
- */
- private static class FilterWrapper<T> extends SimpleCondition<T> {
--- End diff --
Same as above.
> IterativeCondition should support RichFunction interface
> --------------------------------------------------------
>
> Key: FLINK-6938
> URL: https://issues.apache.org/jira/browse/FLINK-6938
> Project: Flink
> Issue Type: Sub-task
> Components: CEP
> Reporter: Jark Wu
> Assignee: Jark Wu
> Fix For: 1.4.0
>
>
> In FLIP-20, we need IterativeCondition to support an {{open()}} method to
> compile the generated code once. We do not want to insert a if condition in
> the {{filter()}} method. So I suggest make IterativeCondition support
> {{RichFunction}} interface.
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