Redisson: Redis based In-Memory Data Grid for Java.
State of the Art Redis client ==== [Quick start](https://github.com/redisson/redisson#quick-start) | [Documentation](https://github.com/redisson/redisson/wiki) | [Javadocs](http://www.javadoc.io/doc/org.redisson/redisson/3.7.0) | [Changelog](https://github.com/redisson/redisson/blob/master/CHANGELOG.md) | [Code examples](https://github.com/redisson/redisson-examples) | [FAQs](https://github.com/redisson/redisson/wiki/16.-FAQ) | [Support chat](https://gitter.im/mrniko/redisson) | **[Redisson PRO](https://redisson.pro)** Based on high-performance async and lock-free Java Redis client and [Netty](http://netty.io) framework. | Stable
Release Version | Release Date | JDK Version
compatibility | `CompletionStage`
support | `ProjectReactor` version
compatibility | | ------------- | ------------- | ------------| -----------| -----------| | 3.7.0 | 14.05.2018 | 1.8, 1.9, 1.10+ | Yes | 3.1.x | | 2.12.0 | 14.05.2018 | 1.6, 1.7, 1.8, 1.9, 1.10, Android | No | 2.0.8 | Features ================================ * Replicated servers mode (also supports [AWS ElastiCache](http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/Replication.html) and [Azure Redis Cache](https://azure.microsoft.com/en-us/services/cache/)): 1. automatic master server change discovery * Cluster servers mode (also supports [AWS ElastiCache Cluster](http://docs.aws.amazon.com/AmazonElastiCache/latest/UserGuide/Clusters.html) and [Azure Redis Cache](https://azure.microsoft.com/en-us/services/cache/)): 1. automatic master and slave servers discovery 2. automatic status and topology update 3. automatic slots change discovery * Sentinel servers mode: 1. automatic master, slave and sentinel servers discovery 2. automatic status and topology update * Master with Slave servers mode * Single server mode * Thread-safe implementation * [Reactive Streams](https://github.com/redisson/redisson/wiki/3.-operations-execution#32-reactive-way) API * [Asynchronous](https://github.com/redisson/redisson/wiki/3.-operations-execution#31-async-way) API * Asynchronous connection pool * Lua scripting * [Distributed objects](https://github.com/redisson/redisson/wiki/6.-Distributed-objects) Object holder, Binary stream holder, Geospatial holder, BitSet, AtomicLong, AtomicDouble, PublishSubscribe, Bloom filter, HyperLogLog * [Distributed collections](https://github.com/redisson/redisson/wiki/7.-Distributed-collections) Map, Multimap, Set, List, SortedSet, ScoredSortedSet, LexSortedSet, Queue, Deque, Blocking Queue, Bounded Blocking Queue, Blocking Deque, Delayed Queue, Priority Queue, Priority Deque * [Distributed locks and synchronizers](https://github.com/redisson/redisson/wiki/8.-Distributed-locks-and-synchronizers) Lock, FairLock, MultiLock, RedLock, ReadWriteLock, Semaphore, PermitExpirableSemaphore, CountDownLatch * [Distributed services](https://github.com/redisson/redisson/wiki/9.-distributed-services) Remote service, Live Object service, Executor service, Scheduler service, MapReduce service * [Spring Framework](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks#141-spring-framework) * [Spring Cache](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks/#142-spring-cache) implementation * [Spring Transaction API](https://github.com/redisson/redisson/wiki/14.-Integration-with-frameworks/#147-spring-transaction-manager) implementation * [Hibernate Cache](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks/#143-hibernate-cache) implementation * [Transactions API](https://github.com/redisson/redisson/wiki/10.-Additional-features#104-transactions) * [XA Transaction API](https://github.com/redisson/redisson/wiki/10.-additional-features/#105-xa-transactions) implementation * [JCache API (JSR-107)](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks/#144-jcache-api-jsr-107-implementation) implementation * [Tomcat Session Manager](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks#145-tomcat-redis-session-manager) implementation * [Spring Session](https://github.com/redisson/redisson/wiki/14.-Integration%20with%20frameworks/#146-spring-session) implementation * [Redis pipelining](https://github.com/redisson/redisson/wiki/10.-additional-features#102-execution-batches-of-commands) (command batches) * Supports Android platform * Supports auto-reconnection * Supports failed to send command auto-retry * Supports OSGi * Supports SSL * Supports many popular codecs ([Jackson JSON](https://github.com/FasterXML/jackson), [Avro](http://avro.apache.org/), [Smile](http://wiki.fasterxml.com/SmileFormatSpec), [CBOR](http://cbor.io/), [MsgPack](http://msgpack.org/), [Kryo](https://github.com/EsotericSoftware/kryo), [Amazon Ion](https://amzn.github.io/ion-docs/), [FST](https://github.com/RuedigerMoeller/fast-serialization), [LZ4](https://github.com/jpountz/lz4-java), [Snappy](https://github.com/xerial/snappy-java) and JDK Serialization) * With over 1800 unit tests Used by ================================ [![Jeppesen](https://redisson.org/assets/logos/client25.png "Jeppesen")](https://www.jeppesen.com/)     [![AIG](https://redisson.org/assets/logos/client24.png "AIG")](https://www.aig.com/)     [![Adobe](https://redisson.org/assets/logos/client23.png "Adobe")](https://www.adobe.com/)     [![S&P Global](https://redisson.org/assets/logos/client20.png "S&P Global")](https://www.spglobal.com/)     [![SAP](https://redisson.org/assets/logos/client12.png "SAP")](http://www.sap.com/)     [![EA](https://redisson.org/assets/logos/client1.png "EA")](http://ea.com/)     [![BROOKHAVEN](https://redisson.org/assets/logos/client6.png "Brookhaven National Laboratory")](http://bnl.gov/) [![New Relic Synthetics](https://redisson.org/assets/logos/client3.png "New Relic Synthetics")](http://newrelic.com/synthetics)     [![Singtel](https://redisson.org/assets/logos/client5.png "New Relic Synthetics")](http://singtel.com/)     [![Netflix](https://redisson.org/assets/logos/client10.png "Netflix")](https://netflix.com/)     [![Baidu](https://redisson.org/assets/logos/client2.png "Baidu")](http://baidu.com/)     [![Infor](https://redisson.org/assets/logos/client4.png "Infor")](http://www.infor.com/)     [![Crimson Hexagon](https://redisson.org/assets/logos/client7.png "Crimson Hexagon")](https://www.crimsonhexagon.com/) [![Datorama](https://redisson.org/assets/logos/client8.png "Datorama")](https://datorama.com/)    [![Invaluable](https://redisson.org/assets/logos/client13.png "Invaluable")](http://www.invaluable.com/)    [![Ticketmaster](https://redisson.org/assets/logos/client14.png "Ticketmaster")](http://www.ticketmaster.com/)    [![ContaAzul](https://redisson.org/assets/logos/client18.png "ContaAzul")](https://contaazul.com/)    [![NAB](https://redisson.org/assets/logos/client11.png "NAB")](https://www.nab.com.au/) [![Alibaba](https://redisson.org/assets/logos/client19.png "Alibaba")](http://www.alibaba-inc.com)    [![Flipkart](https://redisson.org/assets/logos/client21.png "Flipkart")](https://www.flipkart.com/)    [![BBK](https://redisson.org/assets/logos/client22.png "BBK")](http://www.gdbbk.com/) [![SULAKE](https://redisson.org/assets/logos/client17.png "SULAKE")](http://www.sulake.com/)    Success stories ================================ ## [Moving from Hazelcast to Redis / Datorama](https://engineering.datorama.com/moving-from-hazelcast-to-redis-b90a0769d1cb) ## [Distributed Locking with Redis (Migration from Hazelcast) / ContaAzul](https://carlosbecker.com/posts/distributed-locks-redis/) Quick start =============================== #### Maven org.redisson redisson 3.7.0 org.redisson redisson 2.12.0 #### Gradle // JDK 1.8+ compatible compile 'org.redisson:redisson:3.7.0' // JDK 1.6+ compatible compile 'org.redisson:redisson:2.12.0' #### Java ```java // 1. Create config object Config = ... // 2. Create Redisson instance RedissonClient redisson = Redisson.create(config); // 3. Get object you need RMap map = redisson.getMap("myMap"); RLock lock = redisson.getLock("myLock"); RExecutorService executor = redisson.getExecutorService("myExecutorService"); // over 30 different objects and services ... ``` Downloads =============================== [Redisson 3.7.0](https://repository.sonatype.org/service/local/artifact/maven/redirect?r=central-proxy&g=org.redisson&a=redisson&v=3.7.0&e=jar), [Redisson node 3.7.0](https://repository.sonatype.org/service/local/artifact/maven/redirect?r=central-proxy&g=org.redisson&a=redisson-all&v=3.7.0&e=jar) [Redisson 2.12.0](https://repository.sonatype.org/service/local/artifact/maven/redirect?r=central-proxy&g=org.redisson&a=redisson&v=2.12.0&e=jar), [Redisson node 2.12.0](https://repository.sonatype.org/service/local/artifact/maven/redirect?r=central-proxy&g=org.redisson&a=redisson-all&v=2.12.0&e=jar) FAQs =============================== [Q: I saw a RedisTimeOutException, What does it mean? What shall I do? Can Redisson Team fix it?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-i-saw-a-redistimeoutexception-what-does-it-mean-what-shall-i-do-can-redisson-team-fix-it) [Q: I saw a com.fasterxml.jackson.databind.JsonMappingException during deserialization process, can you fix it?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-i-saw-a-comfasterxmljacksondatabindjsonmappingexception-during-deserialization-process-can-you-fix-it) [Q: There were too many quotes appeared in the redis-cli console output, how do I fix it?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-there-were-too-many-quotes-appeared-in-the-redis-cli-console-output-how-do-i-fix-it) [Q: When do I need to shut down a Redisson instance, at the end of each request or the end of the life of a thread?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-when-do-i-need-to-shut-down-a-redisson-instance-at-the-end-of-each-request-or-the-end-of-the-life-of-a-thread) [Q: In MapCache/SetCache/SpringCache/JCache, I have set an expiry time to an entry, why is it still there when it should be disappeared?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-in-mapcachesetcachespringcachejcache-i-have-set-an-expiry-time-to-an-entry-why-is-it-still-there-when-it-should-be-disappeared) [Q: How can I perform Pipelining/Transaction through Redisson?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-how-can-i-perform-pipeliningtransaction-through-redisson) [Q: Is Redisson thread safe? Can I share an instance of it between different threads?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-is-redisson-thread-safe-can-i-share-an-instance-of-it-between-different-threads) [Q: Can I use different encoder/decoders for different tasks?](https://github.com/redisson/redisson/wiki/16.-FAQ#q-can-i-use-different-encoderdecoders-for-different-tasks) ### Supported by YourKit is kindly supporting this open source project with its full-featured Java Profiler. YourKit, LLC is the creator of innovative and intelligent tools for profiling Java and .NET applications. Take a look at YourKit's leading software products: YourKit Java Profiler and YourKit .NET Profiler.