xuzhiwen1255 commented on code in PR #5642:
URL: https://github.com/apache/iceberg/pull/5642#discussion_r960300779
##########
flink/v1.15/flink/src/main/java/org/apache/iceberg/flink/sink/IcebergStreamWriter.java:
##########
@@ -98,12 +102,21 @@ public String toString() {
.toString();
}
- /** close all open files and emit files to downstream committer operator */
+ /**
+ * close all open files and emit files to downstream committer operator
+ */
private void flush() throws IOException {
+ if (writer == null) {
+ return;
+ }
+
long startNano = System.nanoTime();
WriteResult result = writer.complete();
writerMetrics.updateFlushResult(result);
output.collect(new StreamRecord<>(result));
writerMetrics.flushDuration(TimeUnit.NANOSECONDS.toMillis(System.nanoTime() -
startNano));
+
+ // Set write to null to prevent multiple calls to the complete method of
the same write
Review Comment:
Thanks for your review, I have changed.
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