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From GitBox <...@apache.org>
Subject [GitHub] zentol closed pull request #4482: [FLINK-4534] Fix synchronization issue in BucketingSink
Date Wed, 29 Aug 2018 15:24:06 GMT
zentol closed pull request #4482: [FLINK-4534] Fix synchronization issue in BucketingSink
URL: https://github.com/apache/flink/pull/4482
 
 
   

This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:

As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):

diff --git a/flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java
b/flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java
index faf3c566803..2472387ed44 100644
--- a/flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java
+++ b/flink-connectors/flink-connector-filesystem/src/main/java/org/apache/flink/streaming/connectors/fs/bucketing/BucketingSink.java
@@ -422,9 +422,11 @@ private void initFileSystem() throws IOException {
 
 	@Override
 	public void close() throws Exception {
-		if (state != null) {
-			for (Map.Entry<String, BucketState<T>> entry : state.bucketStates.entrySet())
{
-				closeCurrentPartFile(entry.getValue());
+		synchronized (state.bucketStates) {
+			if (state != null) {
+				for (Map.Entry<String, BucketState<T>> entry : state.bucketStates.entrySet())
{
+					closeCurrentPartFile(entry.getValue());
+				}
 			}
 		}
 	}


 

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