Re: Merging between workspaces

[Tobias Bocanegra <to...@day.com>]

hi,
i created  jira issue and will try to fix it:
http://issues.apache.org/jira/browse/JCR-772

regards, toby

On 2/13/07, pdog <pe...@connectyourcare.com> wrote:
>
> I have setup 2 workspaces in Jackrabbit.  I have a preview and a production
> workspace.  These workspaces keep a tree of menu nodes that can have content
> associated to those menus.  Each node is of type nt:unstructured and has
> mixin types of versionable, lockable, and referenceable.
>
> In our system you are only allowed to edit nodes in the preview workspace.
> So what I do is when you go to edit a node we check it out, allow for edits,
> then check it in.  This creates a new version on the node.  Then we merge
> the node up to the production workspace.  All nodes in the production
> workspace are always checked in and not locked.
>
> When I go to do a merge I run into problems when I try to merge a node that
> has children.  Lets say I have node A with children B and C.  These all have
> the same node types as stated above.  I make a change to a property in Node
> A in the preview workspace and now want to merge it into the production
> workspace (where it exists already).  Here is the code that is run:
>
> Node destNode = destSession.getNodeByUUID(getUUID());
> NodeIterator ni = destNode.merge("preview", true);
>
> Now this fails in the ItemImpl.internalRemove() method with a
> VersionException of cannot remove a child of a checked-in node.  Here is the
> trace for the error:
> at org.apache.jackrabbit.core.ItemImpl.internalRemove(ItemImpl.java:848)
> at org.apache.jackrabbit.core.NodeImpl.internalMerge(NodeImpl.java:3693)
> at org.apache.jackrabbit.core.NodeImpl.internalMerge(NodeImpl.java:3587)
> at org.apache.jackrabbit.core.NodeImpl.merge(NodeImpl.java:3003)
>
> Now if I understand correctly when doing a merge the node that you are
> trying to merge to needs to be older then the source node and the
> destination node cannot be checked out (NodeImpl.doMergeTest() is where I
> figured that out).  But then when I step through further in the merge in
> NodeImpl it gets all the nodes of the src node and retrieves the same
> children in the destination workspace and then tries to remove those
> destination children but it can't remove those children b/c the parent node
> (which is node A in the production workspace) is not checked out, but
> according to the mergeTest it can't be checked out or the merge won't even
> begin.
>
> I know I am missing something simple but I don't know what it is.  Does this
> have to do with the onParentVersion of the nodes or something?  How can I
> merge a node to another workspace if that node has children?
>
> Thanks for any help.
>
> --
> View this message in context: http://www.nabble.com/Merging-between-workspaces-tf3221771.html#a8947991
> Sent from the Jackrabbit - Users mailing list archive at Nabble.com.
>
>


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