{"id":8787,"date":"2024-03-23T21:12:41","date_gmt":"2024-03-23T12:12:41","guid":{"rendered":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=8787"},"modified":"2024-03-24T14:53:11","modified_gmt":"2024-03-24T05:53:11","slug":"spring-boot-3-x-redis","status":"publish","type":"post","link":"https:\/\/www.skyer9.pe.kr\/wordpress\/?p=8787","title":{"rendered":"Spring Boot 3.x – Redis"},"content":{"rendered":"

Spring Boot 3.x – Redis<\/h1>\n

Spring Boot 3.x \uc5d0\uc11c Redis \ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \uc815\ub9ac\ud569\ub2c8\ub2e4.
\nSpring Boot 3.x \uac00 JDK 17 \ubd80\ud130 \uc9c0\uc6d0\ud558\uc9c0\ub9cc \uc57d\uac04\uc758 \uc18c\uc2a4 \uc218\uc815\uc73c\ub85c \uc544\ub798 \ubc84\uc804\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9 \uac00\ub2a5\ud560 \uac83\uc73c\ub85c \uc0dd\uac01\ud569\ub2c8\ub2e4.<\/p>\n

Spring Boot 2.7.14 \uc5d0\uc11c\ub3c4 \uc18c\uc2a4\ucf54\ub4dc \uc218\uc815\uc5c6\uc774 \uc815\uc0c1\uc791\ub3d9\ud569\ub2c8\ub2e4.<\/p>\n

\uc758\uc874\uc131 \ucd94\uac00<\/h2>\n
dependencies {\n    \/\/ redis\n    implementation 'org.springframework.boot:spring-boot-starter-data-redis'\n    implementation 'org.springframework.data:spring-data-redis'\n}<\/code><\/pre>\n
spring:\n  data:\n    redis:\n      cluster:\n        nodes: 127.0.0.1:6379<\/code><\/pre>\n
RedisConfig<\/h2>\n
Entity \ub97c String \uc73c\ub85c \ubcc0\ud658\ud574\uc11c \uc800\uc7a5\ud558\ub294\uac8c \uac00\uc7a5 \uac04\ud3b8\ud569\ub2c8\ub2e4.<\/p>\n
@Configuration\n@RequiredArgsConstructor\n@EnableRedisRepositories\npublic class RedisConfig {\n    private final RedisProperties redisProperties;\n\n    @Bean\n    public RedisConnectionFactory redisConnectionFactory() {\n        return new LettuceConnectionFactory(redisProperties.getHost(), redisProperties.getPort());\n    }\n\n    @Bean\n    public RedisTemplate<?, ?> redisTemplate() {\n        RedisTemplate<?, ?> redisTemplate = new RedisTemplate<>();\n        redisTemplate.setConnectionFactory(redisConnectionFactory());\n        redisTemplate.setEnableTransactionSupport(true);\n\n        redisTemplate.setKeySerializer(new StringRedisSerializer());\n        redisTemplate.setValueSerializer(new StringRedisSerializer());\n\n        redisTemplate.setHashKeySerializer(new StringRedisSerializer());\n        redisTemplate.setHashValueSerializer(new StringRedisSerializer());\n\n        return redisTemplate;\n    }\n}<\/code><\/pre>\n
RedisService<\/h2>\n
ObjectMapper \ub97c \uc774\uc6a9\ud574 Json String <-> Entity \uac04 \ubcc0\ud658\uc744 \uc218\ud589\ud569\ub2c8\ub2e4.<\/p>\n
@Service\n@RequiredArgsConstructor\npublic class RedisService {\n    private final RedisTemplate<String, Object> redisTemplate;\n    private final ObjectMapper mapper;\n\n    public void putData(String key, Object value, Long expiredTime) {\n        try {\n            String jsonString = mapper.writeValueAsString(value);\n            redisTemplate.opsForValue().set(key, jsonString, expiredTime, TimeUnit.MILLISECONDS);\n        } catch (JsonProcessingException e) {\n            throw new RuntimeException("Invalid json format: ", e);\n        }\n    }\n\n    public <T> Optional<T> getData(String key, Class<T> valueType) {\n        try {\n            String jsonString = (String) redisTemplate.opsForValue().get(key);\n            if (StringUtils.hasText(jsonString)) {\n                return Optional.ofNullable(mapper.readValue(jsonString, valueType));\n            }\n            return Optional.empty();\n        } catch (JsonProcessingException e) {\n            throw new RuntimeException("Invalid json format: ", e);\n        }\n    }\n\n    public void remove(String key) {\n        redisTemplate.delete(key);\n    }\n}<\/code><\/pre>\n
RestController<\/h2>\n
@Getter\n@Setter\n@Builder\n@NoArgsConstructor\n@AllArgsConstructor\npublic class MyUserDto {\n    private String username;\n    private String password;\n    private String nickname;\n}<\/code><\/pre>\n
@RestController\n@RequestMapping("\/")\n@RequiredArgsConstructor\npublic class MyController {\n    private final RedisService redisService;\n\n    @GetMapping("\/test")\n    public ResponseEntity<?> test() {\n        MyUserDto dto = MyUserDto\n                .builder()\n                .username("skyer9")\n                .nickname("\uc0c1\uad6c\ub9ac")\n                .build();\n        redisService.putData("my", dto, 1000L);\n        Optional<MyUserDto> saved = redisService.getData("my", MyUserDto.class);\n        return ResponseEntity.ok(saved);\n    }\n}<\/code><\/pre>\n
\ud14c\uc2a4\ud2b8<\/h2>\n
\ube0c\ub77c\uc6b0\uc800\uc5d0\uc11c http:\/\/localhost:8080\/test<\/a> \ub85c \uc811\uc18d\ud558\uba74 \uc544\ub798 \ub0b4\uc6a9\uc774 \ud45c\uc2dc\ub429\ub2c8\ub2e4.<\/p>\n
{"username":"skyer9","password":null,"nickname":"\uc0c1\uad6c\ub9ac"}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
Spring Boot 3.x – Redis Spring Boot 3.x \uc5d0\uc11c Redis \ub97c \uc0ac\uc6a9\ud558\ub294 \ubc29\ubc95\uc744 \uc815\ub9ac\ud569\ub2c8\ub2e4. Spring Boot 3.x \uac00 JDK 17 \ubd80\ud130 \uc9c0\uc6d0\ud558\uc9c0\ub9cc \uc57d\uac04\uc758 \uc18c\uc2a4 \uc218\uc815\uc73c\ub85c \uc544\ub798 \ubc84\uc804\uc5d0\uc11c\ub3c4 \uc0ac\uc6a9 \uac00\ub2a5\ud560 \uac83\uc73c\ub85c \uc0dd\uac01\ud569\ub2c8\ub2e4. Spring Boot 2.7.14 \uc5d0\uc11c\ub3c4 \uc18c\uc2a4\ucf54\ub4dc \uc218\uc815\uc5c6\uc774 \uc815\uc0c1\uc791\ub3d9\ud569\ub2c8\ub2e4. \uc758\uc874\uc131 \ucd94\uac00 dependencies { \/\/ redis implementation 'org.springframework.boot:spring-boot-starter-data-redis' implementation 'org.springframework.data:spring-data-redis' } spring: data: redis: cluster: nodes: 127.0.0.1:6379\u2026 Read More »<\/a><\/span><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3,1],"tags":[],"class_list":["post-8787","post","type-post","status-publish","format-standard","hentry","category-spring-boot","category-uncategorized"],"_links":{"self":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/8787","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8787"}],"version-history":[{"count":4,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/8787\/revisions"}],"predecessor-version":[{"id":8842,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=\/wp\/v2\/posts\/8787\/revisions\/8842"}],"wp:attachment":[{"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8787"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8787"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.skyer9.pe.kr\/wordpress\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8787"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}