patricker commented on a change in pull request #3514: NIFI-6344 Add
UpdateAttribute Failure Relationship
URL: https://github.com/apache/nifi/pull/3514#discussion_r291016990
##########
File path:
nifi-nar-bundles/nifi-update-attribute-bundle/nifi-update-attribute-processor/src/main/java/org/apache/nifi/processors/attributes/UpdateAttribute.java
##########
@@ -474,38 +496,49 @@ public void onTrigger(final ProcessContext context,
final ProcessSession session
Map<String, Action> defaultActions = this.defaultActions;
List<FlowFile> flowFilesToTransfer = new LinkedList<>();
- // if there is update criteria specified, evaluate it
- if (criteria != null && evaluateCriteria(session, context, criteria,
incomingFlowFile, matchedRules, stateInitialAttributes)) {
- // apply the actions for each rule and transfer the flowfile
- for (final Map.Entry<FlowFile, List<Rule>> entry :
matchedRules.entrySet()) {
- FlowFile match = entry.getKey();
- final List<Rule> rules = entry.getValue();
- boolean updateWorking = incomingFlowFile.equals(match);
+ try {
+ // if there is update criteria specified, evaluate it
+ if (criteria != null && evaluateCriteria(session, context,
criteria, incomingFlowFile, matchedRules, stateInitialAttributes)) {
+ // apply the actions for each rule and transfer the flowfile
+ for (final Map.Entry<FlowFile, List<Rule>> entry :
matchedRules.entrySet()) {
+ FlowFile match = entry.getKey();
+ final List<Rule> rules = entry.getValue();
+ boolean updateWorking = incomingFlowFile.equals(match);
+
+ // execute each matching rule(s)
+ match = executeActions(session, context, rules,
defaultActions, match, stateInitialAttributes, stateWorkingAttributes);
+
+ if (updateWorking) {
+ incomingFlowFile = match;
+ }
- // execute each matching rule(s)
- match = executeActions(session, context, rules,
defaultActions, match, stateInitialAttributes, stateWorkingAttributes);
+ if (debugEnabled) {
+ logger.debug("Updated attributes for {}; transferring
to '{}'", new Object[]{match, REL_SUCCESS.getName()});
+ }
- if (updateWorking) {
- incomingFlowFile = match;
+ // add the match to the list to transfer
+ flowFilesToTransfer.add(match);
}
+ } else {
+ // Either we're running without any rules or the FlowFile
didn't match any
+ incomingFlowFile = executeActions(session, context, null,
defaultActions, incomingFlowFile, stateInitialAttributes,
stateWorkingAttributes);
if (debugEnabled) {
- logger.debug("Updated attributes for {}; transferring to
'{}'", new Object[]{match, REL_SUCCESS.getName()});
+ logger.debug("Updated attributes for {}; transferring to
'{}'", new Object[]{incomingFlowFile, REL_SUCCESS.getName()});
}
- // add the match to the list to transfer
- flowFilesToTransfer.add(match);
+ // add the flowfile to the list to transfer
+ flowFilesToTransfer.add(incomingFlowFile);
}
- } else {
- // Either we're running without any rules or the FlowFile didn't
match any
- incomingFlowFile = executeActions(session, context, null,
defaultActions, incomingFlowFile, stateInitialAttributes,
stateWorkingAttributes);
+ } catch (Exception e){
+ final String failureAction =
context.getProperty(FAILURE_ACTION).getValue();
- if (debugEnabled) {
- logger.debug("Updated attributes for {}; transferring to
'{}'", new Object[]{incomingFlowFile, REL_SUCCESS.getName()});
+ if(failureAction.equals(FAILURE_ACTION_ROLLBACK)) {
+ throw e;
Review comment:
I put them in as warnings instead of as debug's.
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