Re: difficulty to delete a topic because of its syntax

2016-10-06 Thread Yuto KAWAMURA
I guess this topic is created by Kafka Streams. Kafka Streams has it's own topic creation(zookeeper node creation) implementation and not using core's AdminUtils to create internal use topics such as XX-changelog: https://github.com/apache/kafka/blob/trunk/streams/src/main/java/org/apache/kafka/str

Re: Producer: metadata refresh when leader down

2016-09-02 Thread Yuto KAWAMURA
HI Javier, Not sure but just wondering if this could be related to your case: https://issues.apache.org/jira/browse/KAFKA-4024?focusedCommentId=15458639&page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel#comment-15458639 Are you sure that metadata expiration is exactly the trigg

Re: Kafka Streams: context.forward() with downstream name

2016-04-03 Thread Yuto KAWAMURA
r"); } for (Foo foo : event.getFoos()) { context.forward(key, buildMessage(meta, foo), "FooProcessor"); } } ... } ``` > Guozhang > > On Sun, Apr 3, 2016 at 9:29 AM, Yuto KAWAMURA > wrote: > >> Hi Guozhang, >> >> >&g

Re: Kafka Streams: context.forward() with downstream name

2016-04-03 Thread Yuto KAWAMURA
.map((key, value) -> processor.process(key, value) /* => KeyValueWithDestination */) .branch(predicates); for (int i = 0; i < branches.length; i++) { branches[i].to(destTopics[i]); } ``` > Guozhang > > On Fri, Apr 1, 2016 at 1:20 AM, Yuto KAWAMURA > wrote: > >

Kafka Streams: context.forward() with downstream name

2016-04-01 Thread Yuto KAWAMURA
When I tried to implement a task which does kinda dispatching to downstream processors or sinks, looks like relying on context.forward(K, V, int childIndex) is the only way now. I have a question why this method implemented using childIndex(which is just an index of children "List" that based on or