From jira-return-11350-archive-asf-public=cust-asf.ponee.io@kafka.apache.org Fri Mar 30 07:27:06 2018 Return-Path: X-Original-To: archive-asf-public@cust-asf.ponee.io Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by mx-eu-01.ponee.io (Postfix) with SMTP id B2CE6180671 for ; Fri, 30 Mar 2018 07:27:05 +0200 (CEST) Received: (qmail 23458 invoked by uid 500); 30 Mar 2018 05:27:04 -0000 Mailing-List: contact jira-help@kafka.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: jira@kafka.apache.org Delivered-To: mailing list jira@kafka.apache.org Received: (qmail 23414 invoked by uid 99); 30 Mar 2018 05:27:04 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd1-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Fri, 30 Mar 2018 05:27:04 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd1-us-west.apache.org (ASF Mail Server at spamd1-us-west.apache.org) with ESMTP id 0FF3DC5E61 for ; Fri, 30 Mar 2018 05:27:04 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd1-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -109.511 X-Spam-Level: X-Spam-Status: No, score=-109.511 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, KAM_ASCII_DIVIDERS=0.8, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, T_RP_MATCHES_RCVD=-0.01, USER_IN_DEF_SPF_WL=-7.5, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-us.apache.org ([10.40.0.8]) by localhost (spamd1-us-west.apache.org [10.40.0.7]) (amavisd-new, port 10024) with ESMTP id 44ir0UPUax3J for ; Fri, 30 Mar 2018 05:27:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-us.apache.org (ASF Mail Server at mx1-lw-us.apache.org) with ESMTP id 84E8E5F6D2 for ; Fri, 30 Mar 2018 05:27:01 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id C3640E0EBB for ; Fri, 30 Mar 2018 05:27:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 38A93255F8 for ; Fri, 30 Mar 2018 05:27:00 +0000 (UTC) Date: Fri, 30 Mar 2018 05:27:00 +0000 (UTC) From: "Guozhang Wang (JIRA)" To: jira@kafka.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Commented] (KAFKA-6592) NullPointerException thrown when executing ConsoleCosumer with deserializer set to `WindowedDeserializer` MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 [ https://issues.apache.org/jira/browse/KAFKA-6592?page=3Dcom.atlassian= .jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=3D1642= 0165#comment-16420165 ]=20 Guozhang Wang commented on KAFKA-6592: -------------------------------------- Yes, the KIP is only for proposing the changes, after the proposal has been= accepted, we still need to implement that. Note the KIP includes two JIRAs= , this one and KAFKA-4831. Now that since the KIP has been accepted, I was = thinking you are going to implement the proposed changes for this ticket :) > NullPointerException thrown when executing ConsoleCosumer with deserializ= er set to `WindowedDeserializer` > -------------------------------------------------------------------------= -------------------------------- > > Key: KAFKA-6592 > URL: https://issues.apache.org/jira/browse/KAFKA-6592 > Project: Kafka > Issue Type: Bug > Components: streams, tools > Affects Versions: 1.0.0 > Reporter: huxihx > Assignee: huxihx > Priority: Minor > > When reading streams app's output topic with=C2=A0WindowedDeserializer de= serilizer using kafka-console-consumer.sh,=C2=A0NullPointerException was th= rown due to the fact that the inner deserializer was not initialized since = there is no place in ConsoleConsumer to set this class. > Complete stack trace is shown below: > {code:java} > [2018-02-26 14:56:04,736] ERROR Unknown error when running consumer:=C2= =A0 (kafka.tools.ConsoleConsumer$) > java.lang.NullPointerException > at org.apache.kafka.streams.kstream.internals.WindowedDeserializer.deseri= alize(WindowedDeserializer.java:89) > at org.apache.kafka.streams.kstream.internals.WindowedDeserializer.deseri= alize(WindowedDeserializer.java:35) > at kafka.tools.DefaultMessageFormatter.$anonfun$writeTo$2(ConsoleConsumer= .scala:544) > at scala.Option.map(Option.scala:146) > at kafka.tools.DefaultMessageFormatter.write$1(ConsoleConsumer.scala:545) > at kafka.tools.DefaultMessageFormatter.writeTo(ConsoleConsumer.scala:560) > at kafka.tools.ConsoleConsumer$.process(ConsoleConsumer.scala:147) > at kafka.tools.ConsoleConsumer$.run(ConsoleConsumer.scala:84) > at kafka.tools.ConsoleConsumer$.main(ConsoleConsumer.scala:54) > at kafka.tools.ConsoleConsumer.main(ConsoleConsumer.scala) > {code} -- This message was sent by Atlassian JIRA (v7.6.3#76005)