There's no way to specify a split key when using SolrJ to split a shard in Solr. We should add that.
Moved and refactored SolrJ tests from CollectionsAPIDistributedZkTest.
Added support for split.key in SolrJ and also a corresponding test.
Commit 1647462 from Anshum Gupta in branch 'dev/trunk'
[ https://svn.apache.org/r1647462 ]
SOLR-6881: Add split.key support for SPLITSHARD via SolrJ.
Commit 1647465 from Anshum Gupta in branch 'dev/branches/branch_5x'
[ https://svn.apache.org/r1647465 ]
SOLR-6881: Add split.key support for SPLITSHARD via SolrJ (merge from trunk)
Bulk close after 5.0 release.