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Add redis: Boot 4.1 + Spring Data Redis 4.1, the JDK-serialisation default vs Jackson 3 serializers, @RedisHash TTL and keyspace events, @RedisListener, and Redis as the Spring cache

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Co-Authored-By: Claude Sonnet 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_01B38FGKKam5SCGgwgduVAh3
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Claude
2026-09-21 15:46:55 +00:00
parent 8cdfcd4d8d
commit b0c39a8d4c
60 changed files with 2900 additions and 1 deletions
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redis/docs/output/14-cache-default.txt
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# Redis as the Spring cache: what the defaults store
--- Which cache manager did Boot pick? ---
org.springframework.data.redis.cache.RedisCacheManager
--- A Serializable result, cached ---
findSerializable(1) called twice, method body ran 1 time(s)
$ redis-cli -p 6390 KEYS '*' | sort
legacy::1
$ redis-cli -p 6390 --no-raw TTL legacy::1
(integer) 600
$ redis-cli -p 6390 --no-raw GET legacy::1
"\xac\xed\x00\x05sr\x00'com.ankurm.redis.model.SerializableUser\x00\x00\x00\x00\x00\x00\x00\x00\x02\x00\x02J\x00\x02idL\x00\x04namet\x00\x12Ljava/lang/String;xp\x00\x00\x00\x00\x00\x00\x00\x01t\x00\x05Ankur"
--- A result that is not Serializable ---
users.find(1)
java.lang.IllegalStateException
message: Cannot serialize value of type com.ankurm.redis.model.User without a serializer
root: Cannot serialize value of type com.ankurm.redis.model.User without a serializer
method body ran 2 time(s) in total
$ redis-cli -p 6390 KEYS '*' | sort
legacy::1