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https://issues.apache.org/jira/browse/HIVE-10428?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14517983#comment-14517983
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Ashutosh Chauhan commented on HIVE-10428:
-----------------------------------------

+1

> NPE in RegexSerDe using HCat
> ----------------------------
>
>                 Key: HIVE-10428
>                 URL: https://issues.apache.org/jira/browse/HIVE-10428
>             Project: Hive
>          Issue Type: Bug
>          Components: Serializers/Deserializers
>            Reporter: Jason Dere
>            Assignee: Jason Dere
>         Attachments: HIVE-10428.1.patch, HIVE-10428.2.patch
>
>
> When HCatalog calls to table with "org.apache.hadoop.hive.serde2.RegexSerDe", 
> when doing Hcatalog call to get read the table, it throws exception:
> {noformat}
> 15/04/21 14:07:31 INFO security.TokenCache: Got dt for hdfs://hdpsecahdfs; 
> Kind: HDFS_DELEGATION_TOKEN, Service: ha-hdfs:hdpsecahdfs, Ident: 
> (HDFS_DELEGATION_TOKEN token 1478 for haha)
> 15/04/21 14:07:31 INFO mapred.FileInputFormat: Total input paths to process : 
> 1
> Splits len : 1
> SplitInfo : [hdpseca03.seca.hwxsup.com, hdpseca04.seca.hwxsup.com, 
> hdpseca05.seca.hwxsup.com]
> 15/04/21 14:07:31 INFO mapreduce.InternalUtil: Initializing 
> org.apache.hadoop.hive.serde2.RegexSerDe with properties 
> {name=casetest.regex_table, numFiles=1, columns.types=string,string, 
> serialization.format=1, columns=id,name, rawDataSize=0, numRows=0, 
> output.format.string=%1$s %2$s, 
> serialization.lib=org.apache.hadoop.hive.serde2.RegexSerDe, 
> COLUMN_STATS_ACCURATE=true, totalSize=25, serialization.null.format=\N, 
> input.regex=([^ ]*) ([^ ]*), transient_lastDdlTime=1429590172}
> 15/04/21 14:07:31 WARN serde2.RegexSerDe: output.format.string has been 
> deprecated
> Exception in thread "main" java.lang.NullPointerException
>       at 
> com.google.common.base.Preconditions.checkNotNull(Preconditions.java:187)
>       at com.google.common.base.Splitter.split(Splitter.java:371)
>       at 
> org.apache.hadoop.hive.serde2.RegexSerDe.initialize(RegexSerDe.java:155)
>       at 
> org.apache.hadoop.hive.serde2.AbstractSerDe.initialize(AbstractSerDe.java:49)
>       at 
> org.apache.hadoop.hive.serde2.SerDeUtils.initializeSerDe(SerDeUtils.java:518)
>       at 
> org.apache.hive.hcatalog.mapreduce.InternalUtil.initializeDeserializer(InternalUtil.java:156)
>       at 
> org.apache.hive.hcatalog.mapreduce.HCatRecordReader.createDeserializer(HCatRecordReader.java:127)
>       at 
> org.apache.hive.hcatalog.mapreduce.HCatRecordReader.initialize(HCatRecordReader.java:92)
>       at HCatalogSQLMR.main(HCatalogSQLMR.java:81)
> {noformat}



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