2.0.3

JCache

• Fixed statistics average operation time not being reported in microseconds
• Fixed early expiration due to convertion into microseconds, not milliseconds (#40)
• Ensured that events are fired in entry order by always being sent within the atomic block
• Improved performance, largely by avoiding slow calls for the current time unless required

2.0.2

• Fixed NPE due to improperly scheduled write task when the computation returns null (#35)

2.0.1

• Fixed OSGi manifests (#33)

2.0.0

A major revision that includes API incompatible changes.

Cache

• Replaced LRU with W-TinyLfu eviction policy
• Inspect whether stats are enabled in the Policy
• CacheLoader support for checked exceptions (rethrown as CompletionException)
• RemovalListener now uses friendlier syntax for lambdas (removed RemovalNotification)
• Avoid excessive scheduling of the maintenace task
• Removed NonReentrantLock
• Removed tracing packages

JCache

• Renamed CopyStrategy to Copier

1.3.3

• Cancel expiration when the entry has been resurrected (#30)

1.3.2

• Fixed Map#put and Map#putIfAbsent to return null instead of the expired value (#26)

1.3.1

• Fixed generated pom.xml that was causing Maven to not resolve transitive dependencies

1.3.0

SingleConsumerQueue

• Promoted from @Beta

Cache

• Added CacheWriter support
• Improved expiration performance
• Fixed expiration and reference caching bugs
• Fixed caffeine distribution packaging in the tracer-api classes

JCache

• Ensure eviction notifications are processed in-order

1.2.0

ConcurrentLinkedStack

• Fixed poll to skip over lazily deleted nodes
• Removed interior nodes are unlinked during traversal

Cache

• Periodic maintenance work performed asynchronously when possible
• Avoid false sharing of the maintenance trigger
• Remove unnecessary store-store barriers

JCache

• Fixes to lazy expiration to better match specification

Tracer

• Data format moved to TraceEventFormats

1.1.0

SingleConsumer

• Added combining backoff arena
• Improved correctness with respect to Queue interface

ConcurrentLinkedStack

• Replaces EliminationStack
• Supports elimination and combining backoff strategies