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https://issues.apache.org/jira/browse/FLINK-6023?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15905263#comment-15905263
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ASF GitHub Bot commented on FLINK-6023:
---------------------------------------
Github user KurtYoung commented on a diff in the pull request:
https://github.com/apache/flink/pull/3510#discussion_r105419777
--- Diff: docs/dev/stream/process_function.md ---
@@ -176,56 +176,57 @@ public class CountWithTimeoutFunction extends
RichProcessFunction<Tuple2<String,
<div data-lang="scala" markdown="1">
{% highlight scala %}
-import org.apache.flink.api.common.state.ValueState;
-import org.apache.flink.api.common.state.ValueStateDescriptor;
-import org.apache.flink.streaming.api.functions.ProcessFunction;
-import org.apache.flink.streaming.api.functions.ProcessFunction.Context;
-import
org.apache.flink.streaming.api.functions.ProcessFunction.OnTimerContext;
-import org.apache.flink.util.Collector;
+import org.apache.flink.api.common.state.ValueState
+import org.apache.flink.api.common.state.ValueStateDescriptor
+import org.apache.flink.streaming.api.functions.RichProcessFunction
+import org.apache.flink.streaming.api.functions.ProcessFunction.Context
+import
org.apache.flink.streaming.api.functions.ProcessFunction.OnTimerContext
+import org.apache.flink.util.Collector
// the source data stream
-DataStream<Tuple2<String, String>> stream = ...;
+val stream: DataStream[Tuple2[String, String]] = ...
// apply the process function onto a keyed stream
-DataStream<Tuple2<String, Long>> result = stream
- .keyBy(0)
- .process(new CountWithTimeoutFunction());
+val result: DataStream[Tuple2[String, Long]] = stream
+ .keyBy(0)
+ .process(new CountWithTimeoutFunction())
/**
- * The data type stored in the state
- */
+ * The data type stored in the state
+ */
case class CountWithTimestamp(key: String, count: Long, lastModified: Long)
/**
- * The implementation of the ProcessFunction that maintains the count and
timeouts
- */
-class TimeoutStateFunction extends ProcessFunction[(String, Long),
(String, Long)] {
+ * The implementation of the ProcessFunction that maintains the count and
timeouts
+ */
+class TimeoutStateFunction extends RichProcessFunction[(String, Long),
(String, Long)] {
--- End diff --
The class name should change to CountWithTimeoutFunction to be consistency
with java
> Fix Scala snippet into Process Function (Low-level Operations) Doc
> ------------------------------------------------------------------
>
> Key: FLINK-6023
> URL: https://issues.apache.org/jira/browse/FLINK-6023
> Project: Flink
> Issue Type: Bug
> Components: Documentation
> Reporter: Mauro Cortellazzi
> Assignee: Mauro Cortellazzi
> Priority: Trivial
> Fix For: 1.3.0, 1.2.1
>
>
> The current `/docs/dev/stream/process_function.md` has some errors in the
> Scala snippet
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