Github user cestella commented on a diff in the pull request:
https://github.com/apache/metron/pull/621#discussion_r126377527
--- Diff:
metron-platform/metron-storm-kafka/src/main/java/org/apache/metron/storm/kafka/flux/SimpleStormKafkaBuilder.java
---
@@ -176,16 +182,48 @@ public SimpleStormKafkaBuilder( Map<String, Object>
kafkaProps
, List<String> fieldsConfiguration
)
{
+ this(kafkaProps, toSubscription(topic), zkQuorum, fieldsConfiguration);
+ }
+
+ /**
+ * Create an object with the specified properties and exposing the
specified fields.
+ * @param kafkaProps The special kafka properties
+ * @param subscription The subscription to the kafka topic(s)
+ * @param zkQuorum The zookeeper quorum. We will use this to pull the
brokers from this.
+ * @param fieldsConfiguration The fields to expose in the storm tuple
emitted.
+ */
+ public SimpleStormKafkaBuilder( Map<String, Object> kafkaProps
+ , Subscription subscription
+ , String zkQuorum
+ , List<String> fieldsConfiguration
+ )
+ {
super( getBootstrapServers(zkQuorum, kafkaProps)
,
createDeserializer(Optional.ofNullable((String)kafkaProps.get(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG)),
DEFAULT_DESERIALIZER)
,
createDeserializer(Optional.ofNullable((String)kafkaProps.get(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG)),
DEFAULT_DESERIALIZER)
- , topic
+ , subscription
);
setProp(kafkaProps);
setRecordTranslator(new
SpoutRecordTranslator<>(FieldsConfiguration.toList(fieldsConfiguration)));
- this.topic = topic;
}
+
+ private static Subscription toSubscription(String topicOrSubscription) {
+ if (StringUtils.isEmpty(topicOrSubscription)) {
+ throw new IllegalStateException("Topic name is invalid: empty or
null");
--- End diff --
Yep, done.
---
If your project is set up for it, you can reply to this email and have your
reply appear on GitHub as well. If your project does not have this feature
enabled and wishes so, or if the feature is enabled but not working, please
contact infrastructure at [email protected] or file a JIRA ticket
with INFRA.
---
