v-0.4

Closed tickets

All tickets closed in this release are listed here.

New features

• Support for cyclic replication networks (based on a complete re-write of the event replication mechanism)
• Disaster recovery of replication endpoints
• Disaster recovery example implementation
• Event replay backpressure
• CRDT instance snapshots
• LWW-Register CRDT

Enhancements

• Isolation of Cassandra log and index reads
• Lazy load and recovery of CRDT instances
• Reference documentation TOC expanded
• Example application startup scripts enhancements
  • bug fix for running on Linux
  • automated classpath generation

Dependency upgrades

• Akka 2.4.0

Breaking changes

• ReplicationEndpoints must now be activated with activate() to initiate event replication.
• Events stored with previous versions cannot be processed with this version.

Contributors

Many thanks to

• Ian Clegg for contributing the LWW-Register CmRDT.
• Gregor Uhlenheuer for the example startup script enhancements.
• Sebastian Hundt for fixing redundant object allocations.