[jira] Updated: (TILES-388) NPE When definition has no attributes

["Antonio Petrelli (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/struts/browse/TILES-388?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Antonio Petrelli updated TILES-388:
-----------------------------------

    Assignee: Antonio Petrelli

> NPE When definition has no attributes
> -------------------------------------
>
>                 Key: TILES-388
>                 URL: https://issues.apache.org/struts/browse/TILES-388
>             Project: Tiles
>          Issue Type: Bug
>          Components: tiles-core
>    Affects Versions: 2.1.2
>            Reporter: Marek Kałużny
>            Assignee: Antonio Petrelli
>
> When definition has no attributes defined, CachingLocaleUrlDefinitionDAO throws NPE when it tries to iterate over LocalAttributeNames (because Definition#getLocalAttributeNames() returns null instead of empty collection)
> Stacktrace:
> java.lang.NullPointerException
> 	at org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.replaceDefinition(CachingLocaleUrlDefinitionDAO.java:340)
> 	at org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.resolveWildcardDefinition(CachingLocaleUrlDefinitionDAO.java:313)
> 	at org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.getDefinition(CachingLocaleUrlDefinitionDAO.java:125)
> 	at org.apache.tiles.definition.dao.CachingLocaleUrlDefinitionDAO.getDefinition(CachingLocaleUrlDefinitionDAO.java:53)
> 	at org.apache.tiles.definition.UrlDefinitionsFactory.getDefinition(UrlDefinitionsFactory.java:104)
> 	at org.apache.tiles.impl.BasicTilesContainer.getDefinition(BasicTilesContainer.java:363)
> 	at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:616)
> 	at org.apache.tiles.impl.BasicTilesContainer.render(BasicTilesContainer.java:322)

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