DBZ-6726 Switch to ArrayList for repeated iteration
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@ -6,9 +6,8 @@
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package io.debezium.connector.mongodb;
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import java.time.Duration;
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import java.util.ArrayList;
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import java.util.Collection;
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import java.util.Deque;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Objects;
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import java.util.concurrent.CountDownLatch;
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@ -171,7 +170,7 @@ else if (rsOffsetContext.lastTimestamp() != null) {
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rsChangeStream.maxAwaitTime(connectorConfig.getCursorMaxAwaitTime(), TimeUnit.MILLISECONDS);
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}
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var fragmentBuffer = new LinkedList<ChangeStreamDocument<BsonDocument>>();
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final List<ChangeStreamDocument<BsonDocument>> fragmentBuffer = new ArrayList<>(16);
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try (MongoChangeStreamCursor<ChangeStreamDocument<BsonDocument>> cursor = rsChangeStream.cursor()) {
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// In Replicator, this used cursor.hasNext() but this is a blocking call and I observed that this can
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@ -275,9 +274,9 @@ protected MongoDbOffsetContext emptyOffsets(MongoDbConnectorConfig connectorConf
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}
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@SuppressWarnings("DuplicatedCode")
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private static ChangeStreamDocument<BsonDocument> mergeEventFragments(Deque<ChangeStreamDocument<BsonDocument>> events) {
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private static ChangeStreamDocument<BsonDocument> mergeEventFragments(List<ChangeStreamDocument<BsonDocument>> events) {
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var operationTypeString = firstOrNull(events, ChangeStreamDocument::getOperationTypeString);
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var resumeToken = events.getLast().getResumeToken();
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var resumeToken = events.get(events.size() - 1).getResumeToken();
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var namespaceDocument = firstOrNull(events, ChangeStreamDocument::getNamespaceDocument);
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var destinationNamespaceDocument = firstOrNull(events, ChangeStreamDocument::getDestinationNamespaceDocument);
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var fullDocument = firstOrNull(events, ChangeStreamDocument::getFullDocument);
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