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From "Stefan Guggisberg (JIRA)" <j...@apache.org>
Subject [jira] [Resolved] (OAK-116) MicroKernel API: clarify semantics of getNodes depth, offset and count parameters
Date Fri, 25 May 2012 20:21:23 GMT

     [ https://issues.apache.org/jira/browse/OAK-116?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Stefan Guggisberg resolved OAK-116.
-----------------------------------

    Resolution: Fixed

fixed in svn r1342796
                
> MicroKernel API: clarify semantics of getNodes depth, offset and count parameters
> ---------------------------------------------------------------------------------
>
>                 Key: OAK-116
>                 URL: https://issues.apache.org/jira/browse/OAK-116
>             Project: Jackrabbit Oak
>          Issue Type: Improvement
>          Components: mk
>            Reporter: Stefan Guggisberg
>            Assignee: Stefan Guggisberg
>             Fix For: 0.3
>
>
> {{MicroKernel.getNode(String path, String revisionId, int depth, long offset, int count,
String filter)}}
> the semantics of {{depth}} as currently documented in the javadoc is inconsistent: 
> - depth=0 returns empty child node objects
> - depth=1 OTOH doesn't return empty grand children objects 
> the amount of information returned on the deepest level should IMO be independent of
the depth value. 
> {{count}} as currently documented is only applied to the root of the returned subtree.
this would imply that the implementation has to always return *all* child nodes on deeper
levels, even for potentially very large child node sets.
> i suggest we rename {{count}} to {{maxChildNodes}} and apply it on every level of the
returned subtree.    

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