'java.lang.NullPointerException' While Executing JPQL Query using IS NOT EMPTY for element-collection of String (Doc ID 1525818.1)

Last updated on FEBRUARY 26, 2017

Applies to:

Oracle TopLink - Version 11.1.1.4.0 to 11.1.1.4.0 [Release Oracle11g]
Information in this document applies to any platform.

Symptoms

Using Toplink Grid version 11.1.1.4.0 with JPA 2.0, created a application while executing JPQL query using 'IS NOT EMPTY' or 'SIZE()' for element-collection Strings.

 

The JPQL like below:

Example:

 

You might get the following exception

 Caused by: java.lang.NullPointerException
  at org.eclipse.persistence.internal.expressions.SubSelectExpression.normalizeSubSelect(SubSelectExpression.java:120)
  at org.eclipse.persistence.internal.expressions.ExpressionNormalizer.normalizeSubSelects(ExpressionNormalizer.java:93)
  at org.eclipse.persistence.internal.expressions.SQLSelectStatement.normalize(SQLSelectStatement.java:1373)
  at org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.buildNormalSelectStatement(ExpressionQueryMechanism.java:491)
  at org.eclipse.persistence.internal.queries.ExpressionQueryMechanism.prepareSelectAllRows(ExpressionQueryMechanism.java:1553)
  at org.eclipse.persistence.queries.ReadAllQuery.prepareSelectAllRows(ReadAllQuery.java:680)
  at org.eclipse.persistence.queries.ReadAllQuery.prepare(ReadAllQuery.java:626)
  at org.eclipse.persistence.queries.DatabaseQuery.checkPrepare(DatabaseQuery.java:509)


  
   EclipseLink Bug 318195

Cause

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