Thanks Brian,
yes I am checking out the document node before I get the version history.
It looks like you cannot remove the head (base/top) version from the version
list.
Anybody from developers to confirm that?
Lubos
On 4/3/07, Brian Thompson <[EMAIL PROTECTED]> wrote:
Are you checking out the document node before you check on its version
history? If not, that might cause the problem.
Also, if you're removing the document node, you probably have to check out
its parent.
-Brian
On 4/3/07, Lubos and Alena Pochman <[EMAIL PROTECTED]> wrote:
>
> I would like to implement rollback function for the versioned node. If
> node
> has only one version, the node itself is removed. If there is more then
> one
> version
> of the node, the root (top, head) node is removed. I tried v.remove() or
> history.removeVersion(v.getName()), but both fail with exception:
>
> javax.jcr.nodetype.ConstraintViolationException:
>
>
/jcr:system/jcr:versionStorage/23/4c/e0/234ce0e4-4a6a-435c-a4b4-7a8e3fe4f2cf/jcr:rootVersion:
> cannot remove a protected node
>
> Here is the code:
>
> VersionHistory history = document.getVersionHistory();
> VersionIterator ito = history.getAllVersions();
> if (ito.hasNext()) {
> Version v = ito.nextVersion(); // Top version
> if (ito.hasNext())
> v.remove();
> else
> document.remove();
> session.save();
> }
>
>
> My question is, is it possible or do I have to use workaround like
create
> new version from version head-1 (create new version) and then remove the
> original root version and the original head-1 version?
>
> Thanks, Lubos
>
