Yes, there is setState. There is also a new partial _getState in 1.2.4beta that grab a sub-tree state.
Check it out,
What is the current branche for jbosscache (for 1.2.4beta)
i try to see source under fishEye in Main branche but all is deleted and i don't found a branche for this release named *1_2_4beta"
When JBossCache was broken out as a standalone project separate from the appserver project, it's CVS module changed.
It's no longer jboss-cache, now its JBossCache.
Final work on the 1.2.4 release is being done on Branch JBossCache_1_2_4. Work for 1.3 is on the main branch.