Return-Path: Delivered-To: apmail-hadoop-core-dev-archive@www.apache.org Received: (qmail 77473 invoked from network); 8 Sep 2008 18:16:19 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 8 Sep 2008 18:16:19 -0000 Received: (qmail 30249 invoked by uid 500); 8 Sep 2008 18:16:14 -0000 Delivered-To: apmail-hadoop-core-dev-archive@hadoop.apache.org Received: (qmail 30225 invoked by uid 500); 8 Sep 2008 18:16:14 -0000 Mailing-List: contact core-dev-help@hadoop.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: core-dev@hadoop.apache.org Delivered-To: mailing list core-dev@hadoop.apache.org Received: (qmail 30213 invoked by uid 99); 8 Sep 2008 18:16:14 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 08 Sep 2008 11:16:14 -0700 X-ASF-Spam-Status: No, hits=-1997.5 required=10.0 tests=ALL_TRUSTED,FB_WORD1_END_DOLLAR,WEIRD_PORT X-Spam-Check-By: apache.org Received: from [140.211.11.140] (HELO brutus.apache.org) (140.211.11.140) by apache.org (qpsmtpd/0.29) with ESMTP; Mon, 08 Sep 2008 18:15:13 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id CA42F234C1DE for ; Mon, 8 Sep 2008 11:15:44 -0700 (PDT) Message-ID: <318889594.1220897744827.JavaMail.jira@brutus> Date: Mon, 8 Sep 2008 11:15:44 -0700 (PDT) From: "dhruba borthakur (JIRA)" To: core-dev@hadoop.apache.org Subject: [jira] Updated: (HADOOP-4099) HFTP interface compatibility with older releases broken In-Reply-To: <2022866799.1220666804353.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HADOOP-4099?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ] dhruba borthakur updated HADOOP-4099: ------------------------------------- Status: Patch Available (was: Open) > HFTP interface compatibility with older releases broken > ------------------------------------------------------- > > Key: HADOOP-4099 > URL: https://issues.apache.org/jira/browse/HADOOP-4099 > Project: Hadoop Core > Issue Type: Bug > Components: tools/distcp > Affects Versions: 0.19.0 > Reporter: Kan Zhang > Assignee: dhruba borthakur > Priority: Blocker > Attachments: hftpAccessTime.patch > > > Using current trunk (Revision 692556) build and trying to distcp from a 0.18.0 cluster via HFTP, got the following NullPointerException. Seems like on line 165 in HftpFileSystem.java, a potential null return value isn't checked before using. > coursemud-lm:bin kan$ ./hadoop distcp hftp://ucdev18.inktomisearch.com:50070/output/part-00000 /copied/part-00001 > 08/09/05 19:00:10 INFO tools.DistCp: srcPaths=[hftp://ucdev18.inktomisearch.com:50070/output/part-00000] > 08/09/05 19:00:10 INFO tools.DistCp: destPath=/copied/part-00001 > With failures, global counters are inaccurate; consider running with -i > Copy failed: java.lang.NullPointerException > at java.text.SimpleDateFormat.parse(SimpleDateFormat.java:1215) > at java.text.DateFormat.parse(DateFormat.java:335) > at org.apache.hadoop.hdfs.HftpFileSystem$LsParser.startElement(HftpFileSystem.java:165) > at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.startElement(AbstractSAXParser.java:501) > at com.sun.org.apache.xerces.internal.parsers.AbstractXMLDocumentParser.emptyElement(AbstractXMLDocumentParser.java:179) > at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.scanStartElement(XMLNSDocumentScannerImpl.java:377) > at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl$FragmentContentDriver.next(XMLDocumentFragmentScannerImpl.java:2740) > at com.sun.org.apache.xerces.internal.impl.XMLDocumentScannerImpl.next(XMLDocumentScannerImpl.java:647) > at com.sun.org.apache.xerces.internal.impl.XMLNSDocumentScannerImpl.next(XMLNSDocumentScannerImpl.java:140) > at com.sun.org.apache.xerces.internal.impl.XMLDocumentFragmentScannerImpl.scanDocument(XMLDocumentFragmentScannerImpl.java:508) > at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:807) > at com.sun.org.apache.xerces.internal.parsers.XML11Configuration.parse(XML11Configuration.java:737) > at com.sun.org.apache.xerces.internal.parsers.XMLParser.parse(XMLParser.java:107) > at com.sun.org.apache.xerces.internal.parsers.AbstractSAXParser.parse(AbstractSAXParser.java:1205) > at org.apache.hadoop.hdfs.HftpFileSystem$LsParser.fetchList(HftpFileSystem.java:194) > at org.apache.hadoop.hdfs.HftpFileSystem$LsParser.getFileStatus(HftpFileSystem.java:205) > at org.apache.hadoop.hdfs.HftpFileSystem.getFileStatus(HftpFileSystem.java:234) > at org.apache.hadoop.fs.FileSystem.exists(FileSystem.java:649) > at org.apache.hadoop.tools.DistCp.checkSrcPath(DistCp.java:614) > at org.apache.hadoop.tools.DistCp.copy(DistCp.java:631) > at org.apache.hadoop.tools.DistCp.run(DistCp.java:838) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65) > at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79) > at org.apache.hadoop.tools.DistCp.main(DistCp.java:865) -- This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.