From dev-return-20899-archive-asf-public=cust-asf.ponee.io@flink.apache.org Thu Jan 4 22:44:04 2018 Return-Path: X-Original-To: archive-asf-public@eu.ponee.io Delivered-To: archive-asf-public@eu.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by mx-eu-01.ponee.io (Postfix) with ESMTP id B1045180657 for ; Thu, 4 Jan 2018 22:44:04 +0100 (CET) Received: by cust-asf.ponee.io (Postfix) id A0E69160C3A; Thu, 4 Jan 2018 21:44:04 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id E69E2160C18 for ; Thu, 4 Jan 2018 22:44:03 +0100 (CET) Received: (qmail 56952 invoked by uid 500); 4 Jan 2018 21:44:02 -0000 Mailing-List: contact dev-help@flink.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@flink.apache.org Delivered-To: mailing list dev@flink.apache.org Received: (qmail 56941 invoked by uid 99); 4 Jan 2018 21:44:02 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd3-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Thu, 04 Jan 2018 21:44:02 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd3-us-west.apache.org (ASF Mail Server at spamd3-us-west.apache.org) with ESMTP id 5DEDE18064F for ; Thu, 4 Jan 2018 21:44:02 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd3-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -108.011 X-Spam-Level: X-Spam-Status: No, score=-108.011 tagged_above=-999 required=6.31 tests=[ENV_AND_HDR_SPF_MATCH=-0.5, RCVD_IN_DNSWL_NONE=-0.0001, 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-eu.apache.org ([10.40.0.8]) by localhost (spamd3-us-west.apache.org [10.40.0.10]) (amavisd-new, port 10024) with ESMTP id cw1X8UbLAJex for ; Thu, 4 Jan 2018 21:44:01 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 1BFB35FAD6 for ; Thu, 4 Jan 2018 21:44:01 +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 566CEE0044 for ; Thu, 4 Jan 2018 21:44:00 +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 11CE8240DE for ; Thu, 4 Jan 2018 21:44:00 +0000 (UTC) Date: Thu, 4 Jan 2018 21:44:00 +0000 (UTC) From: "Bowen Li (JIRA)" To: dev@flink.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (FLINK-8364) ListState should return empty iterator rather than null when it has no value MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 Bowen Li created FLINK-8364: ------------------------------- Summary: ListState should return empty iterator rather than null when it has no value Key: FLINK-8364 URL: https://issues.apache.org/jira/browse/FLINK-8364 Project: Flink Issue Type: Improvement Components: State Backends, Checkpointing Affects Versions: 1.4.0 Reporter: Bowen Li Assignee: Bowen Li Fix For: 1.5.0 per discussion with [~stefanrichter83@gmail.com] in https://github.com/apache/flink/pull/4963, we decide to have {{ListState#get}} return empty iterator if it has no value in it. -- This message was sent by Atlassian JIRA (v6.4.14#64029)