[HIVE-13101] NullPointerException in HiveLexer.g

• Type: Bug
• Status: Closed
• Priority: Minor
• Resolution: Fixed
• Affects Version/s: 2.0.0
• Fix Version/s: 2.1.0
• Component/s: Query Planning
• Assignee: sandeep akinapelli
• Reporter: sandeep akinapelli
• Created: 19/Feb/16 22:06
• Updated: 02/Nov/16 20:37
• Resolved: 24/Feb/16 23:51

Description

In HiveLexer.g:

  protected boolean allowQuotedId() {
    String supportedQIds = HiveConf.getVar(hiveConf, HiveConf.ConfVars.HIVE_QUOTEDID_SUPPORT);
    return !"none".equals(supportedQIds);
  }

NullPointerException is thrown when hiveConf is not set.

Stack trace:

java.lang.NullPointerException
	at org.apache.hadoop.hive.conf.HiveConf.getVar(HiveConf.java:3142) ~[hive-exec-2.0.0.jar:2.0.0]
	at org.apache.hadoop.hive.ql.parse.HiveLexer.allowQuotedId(HiveLexer.java:360) ~[hive-exec-2.0.0.jar:2.0.0]
	at org.apache.hadoop.hive.ql.parse.HiveLexer$DFA21.specialStateTransition(HiveLexer.java:11522) ~[hive-exec-2.0.0.jar:2.0.0]
	at org.antlr.runtime.DFA.predict(DFA.java:80) ~[antlr-runtime-3.5.1.jar:3.5.1]
	at org.apache.hadoop.hive.ql.parse.HiveLexer.mIdentifier(HiveLexer.java:8357) ~[hive-exec-2.0.0.jar:2.0.0]
	at org.apache.hadoop.hive.ql.parse.HiveLexer.mTokens(HiveLexer.java:11395) ~[hive-exec-2.0.0.jar:2.0.0]
	at org.antlr.runtime.Lexer.nextToken(Lexer.java:85) ~[antlr-runtime-3.5.1.jar:3.5.1]

Issue Links

• is duplicated by: HIVE-15107 HiveLexer can throw NPE in allowQuoteId