Issue Details (XML | Word | Printable)

Type: Bug Bug
Status: Closed Closed
Resolution: Fixed
Priority: Major Major
Assignee: Unassigned
Reporter: FireSign
Votes: 0
Watchers: 1

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DataNucleus Store RDBMS

List.add(int index, E element) throws NPE when using ordered list

Created: 20/Mar/11 09:26 AM   Updated: 01/Apr/11 03:26 PM   Resolved: 21/Mar/11 09:06 AM
Component/s: None
Affects Version/s: None
Fix Version/s: 3.0.0.m3

File Attachments: 1. Zip Archive (4 kB)
2. Text File npe.txt (2 kB)

Environment: Windows XP, Java 1.6.0_21-b07

Datastore: HSQL
Severity: Proof of Concept

 Description  « Hide
Call of List.add(int index, E element) causes NullPointerException.

The JPA Entity:
public class Product {
@OneToMany(cascade = CascadeType.ALL, fetch=FetchType.EAGER)
private List<ProductProperty> properties;

Datanucleus version:
datanucleus core: 2.2.3
datanucleus-jpa: 2.1.7
datanucleus enhancer: 2.1.3

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FireSign added a comment - 20/Mar/11 09:28 AM
Attaching the exception and the test code.

Andy Jefferson added a comment - 20/Mar/11 10:59 AM
you cannot insert an element in an ordered list at a position. you have to have an indexed list for that, obviously. the exception needs changing

Andy Jefferson added a comment - 21/Mar/11 09:06 AM
now logs a warning message that the user really ought to understand what is an ordered list