yuxiqian commented on code in PR #3221:
URL: https://github.com/apache/flink-cdc/pull/3221#discussion_r1560819276
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flink-cdc-connect/flink-cdc-source-connectors/flink-connector-mongodb-cdc/src/main/java/org/apache/flink/cdc/connectors/mongodb/source/reader/fetch/MongoDBStreamFetchTask.java:
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@@ -108,7 +110,32 @@ public void execute(Context context) throws Exception {
this.taskRunning = true;
try {
while (taskRunning) {
- Optional<BsonDocument> next =
Optional.ofNullable(changeStreamCursor.tryNext());
+ Optional<BsonDocument> next;
+ try {
+ next = Optional.ofNullable(changeStreamCursor.tryNext());
+ } catch (MongoQueryException e) {
+ if (e.getErrorCode() == CHANGE_STREAM_FATAL_ERROR) {
+ ChangeStreamOffset offset =
+ new
ChangeStreamOffset(streamSplit.getStartingOffset().getOffset());
Review Comment:
@Jiabao-Sun You're right, I've added resume token expiration checks in
creating and iterating process.
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