Github user olegz commented on a diff in the pull request:
https://github.com/apache/nifi/pull/1115#discussion_r84713334
--- Diff:
nifi-commons/nifi-processor-utilities/src/main/java/org/apache/nifi/processor/util/bin/BinFiles.java
---
@@ -273,25 +262,26 @@ private int binFlowFiles(final ProcessContext
context, final ProcessSessionFacto
}
final ProcessSession session = sessionFactory.createSession();
- FlowFile flowFile = session.get();
- if (flowFile == null) {
+ final List<FlowFile> flowFiles = session.get(1000);
+ if (flowFiles.isEmpty()) {
break;
}
- flowFile = this.preprocessFlowFile(context, session, flowFile);
-
- String groupId = this.getGroupId(context, flowFile);
-
- final boolean binned = binManager.offer(groupId, flowFile,
session);
-
- // could not be added to a bin -- probably too large by
itself, so create a separate bin for just this guy.
- if (!binned) {
- Bin bin = new Bin(0, Long.MAX_VALUE, 0, Integer.MAX_VALUE,
null);
- bin.offer(flowFile, session);
- this.readyBins.add(bin);
+ final Map<String, List<FlowFile>> flowFileGroups = new
HashMap<>();
+ for (FlowFile flowFile : flowFiles) {
+ flowFile = this.preprocessFlowFile(context, session,
flowFile);
+ final String groupingIdentifier = getGroupId(context,
flowFile);
+ flowFileGroups.computeIfAbsent(groupingIdentifier, id ->
new ArrayList<>()).add(flowFile);
--- End diff --
Given that you're not really computing anything in the provided function
and simply returning an empty list wouldn't this be more appropriate
```
flowFileGroups.putIfAbsent(groupingIdentifier, new
ArrayList<>()).add(flowFile);
```
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