mattyb149 commented on a change in pull request #4052: NIFI-7139 Add
record.error.message on failure of a record reader or w…
URL: https://github.com/apache/nifi/pull/4052#discussion_r379023469
##########
File path:
nifi-nar-bundles/nifi-standard-bundle/nifi-standard-processors/src/main/java/org/apache/nifi/processors/standard/AbstractRecordProcessor.java
##########
@@ -174,6 +174,7 @@ public void process(final InputStream in, final
OutputStream out) throws IOExcep
});
} catch (final Exception e) {
getLogger().error("Failed to process {}; will route to failure",
new Object[] {flowFile, e});
+
session.putAttribute(flowFile,"record.error.message",e.getCause().getLocalizedMessage());
Review comment:
Is it possible that `getCause()` will return null here? In that case we
could probably return `e.getLocalizedMessage()`, and if either message is null,
we should probably return the class name of the exception/cause.
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