[JENA-94] Expose (Tx)TDB transaction stats via JMX

• Type: New Feature
• Status: Closed
• Priority: Trivial
• Resolution: Done
• Fix Version/s: Jena 2.11.0
• Component/s: TDB
• Labels: jmx tdb
• Assignee: Paolo Castagna
• Reporter: Paolo Castagna
• Created: 11/Aug/11 10:19
• Updated: 01/Feb/15 19:12
• Resolved: 01/Feb/15 19:12

Description

(Tx)TDB's TransactionManager already has stats to expose read|write transactions completed|aborted|on going, etc.
There is also a TransactionMBean interface and ARQ has all the necessary JMX machinery.
We just need to provide an implementation for TransactionMBean and register it.