Spring Data Redis Watch transaction does not perform a problem

1  PackageCom.devpg.redis;2 3 ImportOrg.junit.After;4 ImportOrg.junit.Assert;5 Importorg.junit.Test;6 ImportOrg.junit.runner.RunWith;7 ImportOrg.slf4j.Logger;8 Importorg.slf4j.LoggerFactory;9 Importorg.springframework.beans.factory.annotation.Autowired;Ten Importorg.springframework.dao.DataAccessException; One Importorg.springframework.data.redis.core.RedisOperations; A Importorg.springframework.data.redis.core.RedisTemplate; - ImportOrg.springframework.data.redis.core.SessionCallback; - Importorg.springframework.test.context.ContextConfiguration; the ImportOrg.springframework.test.context.junit4.SpringJUnit4ClassRunner; -  -@RunWith (Springjunit4classrunner.class) -@ContextConfiguration (locations = {"/testcontext.xml") }) +  Public classTransactiontest { -  +Logger Logger = Loggerfactory.getlogger (transactiontest.class); A  at @Autowired -Redistemplate<string, integer>template; -  -     Private FinalString key = "Tx-key"; -  - @After in      Public voidDeletecounter () { - Template.delete (key); to     } +      - @Test the      Public voiduseoptimisticlocking () { *         Final intValuesetinbetween = 23; $         Final intValuesetwithinsession = 42;Panax Notoginseng  -         /* the * By default all template method call creates a new connection-so + * WATCH, Mutli, EXEC, Unwatch won ' t work because of the missing A * Context. to do use of transaction support use Sessioncallback which the * reuses the underlying connection. +          */ -Template.execute (NewSessioncallback<void>() { $  $ @Override -              PublicVoid Execute (redisoperations operations) -                     throwsDataAccessException { the Operations.watch (key); - Wuyi setkeybyotherbysession (valuesetinbetween); the  - Operations.multi (); Wu Operations.boundvalueops (Key). Set (valuesetwithinsession); - operations.exec (); About  $                 return NULL; -             } -         }); -  A         intValue =Template.boundvalueops (key). Get (). Intvalue (); + assert.assertequals (Valuesetinbetween, value); the     } -  $     Private Final voidSetkeybyotherbysession (intvalue) { the Template.boundvalueops (Key). Set (value); the     } the}

The key moment is to find Google: https://github.com/devpg/spring-data-redis-example/blob/master/src/test/java/com/devpg/redis/ Transactiontest.java

This is the main sentence.

/*           * By default all template method call creates a new connection-so         * WATCH, Mutli, EXEC, Unwatch won ' t work Because of the missing         * context. To do use of transaction support use Sessioncallback which         * reuses the underlying connection.          */

Spring Data Redis Watch transaction does not perform a problem