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NIFI-2841 Refactoring logic in SplitAvro RecordSplitter to avoid making two calls in a row to reader.hasNext() 

This closes #1088
This commit is contained in:
Bryan Bende 2016-09-29 13:49:27 -04:00 committed by Oleg Zhurakousky
parent d1d053725b
commit 78020825e9
1 changed files with 5 additions and 2 deletions
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7
nifi-nar-bundles/nifi-avro-bundle/nifi-avro-processors/src/main/java/org/apache/nifi/processors/avro/SplitAvro.java
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@ -267,7 +267,8 @@ public class SplitAvro extends AbstractProcessor {
}
// while records are left, start a new split by spawning a FlowFile
while (reader.hasNext()) {
final AtomicReference<Boolean> hasNextHolder = new AtomicReference<Boolean>(reader.hasNext());
while (hasNextHolder.get()) {
FlowFile childFlowFile = session.create(originalFlowFile);
childFlowFile = session.write(childFlowFile, new OutputStreamCallback() {
@Override
@ -277,11 +278,13 @@ public class SplitAvro extends AbstractProcessor {
// append to the current FlowFile until no more records, or splitSize is reached
int recordCount = 0;
while (reader.hasNext() && recordCount < splitSize) {
while (hasNextHolder.get() && recordCount < splitSize) {
recordHolder.set(reader.next(recordHolder.get()));
splitWriter.write(recordHolder.get());
recordCount++;
hasNextHolder.set(reader.hasNext());
}
splitWriter.flush();
} finally {
splitWriter.close();