cache2k

cache2k Java Caching

cache2k is an in-memory high performance Java Caching library.

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For a detailed introduction continue with Getting Started.

Features at a glance

• Small jar file (less than 400k) with no external dependencies
• Fastest access times, due to non blocking and wait free access of cached values, Blog article
• Pure Java code, no use of sun.misc.Unsafe
• Thread safe, with a complete set of atomic operations
• Resilience and smart exception handling
• Null value support, see User Guide - Null Values
• Automatic Expiry and Refresh: duration or point in time, variable expiry per entry, delta calculations
• CacheLoader with blocking read through, see User Guide - Loading and Read Through
• CacheWriter
• Event listeners
• Refresh ahead reduces latency
• Low Overhead Statistics and JMX support
• Separate API with stable and concise interface
• complete JCache / JSR107 support
• XML based configuration, to separate cache tuning from logic

Integrations

• Spring Framework
• Scala Cache
• Datanucleus (via JCache)
• Hibernate (via JCache)

More...

For more documentation and latest news, see the cache2k homepage.

Contributing

See the Contributor Guide.