{"id":201589,"date":"2025-05-10T10:30:24","date_gmt":"2025-05-10T02:30:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/201589\/"},"modified":"2025-05-10T10:30:24","modified_gmt":"2025-05-10T02:30:24","slug":"redistemplate%e8%ae%bf%e9%97%aeredis%e7%9a%84%e6%9b%b4%e5%a5%bd%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/201589\/","title":{"rendered":"RedisTemplate\u8bbf\u95eeRedis\u7684\u66f4\u597d\u65b9\u6cd5"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>RedisTemplate\u8bbf\u95eeRedis\u7684\u66f4\u597d\u65b9\u6cd5<\/h1>\n<p><span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>\u5927\u5bb6\u597d\uff0c\u6211\u4eec\u53c8\u89c1\u9762\u4e86\u554a~\u672c\u6587<span style=\"color: #FF6600;font-family:\">\u300aRedisTemplate\u8bbf\u95eeRedis\u7684\u66f4\u597d\u65b9\u6cd5\u300b<\/span>\u7684\u5185\u5bb9\u4e2d\u5c06\u4f1a\u6d89\u53ca\u5230<span style=\"color: #FF6600;font-family:\">\u8bbf\u95ee\u3001RedisTemplate<\/span>\u7b49\u7b49\u3002\u5982\u679c\u4f60\u6b63\u5728\u5b66\u4e60<span style=\"color: #FF6600;font-family:\">\u6570\u636e\u5e93<\/span>\u76f8\u5173\u77e5\u8bc6\uff0c\u6b22\u8fce\u5173\u6ce8\u6211\uff0c\u4ee5\u540e\u4f1a\u7ed9\u5927\u5bb6\u5e26\u6765\u66f4\u591a<span style=\"color: #FF6600;font-family:\">\u6570\u636e\u5e93<\/span>\u76f8\u5173\u6587\u7ae0\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u4e00\u8d77\u8fdb\u6b65\uff01\u4e0b\u9762\u5c31\u5f00\u59cb\u672c\u6587\u7684\u6b63\u5f0f\u5185\u5bb9~<\/p>\n<h2>\u5f00\u59cb\u51c6\u5907<\/h2>\n<p>\u5f00\u59cb\u4e4b\u524d\u6211\u4eec\u9700\u8981\u6709Redis\u5b89\u88c5\uff0c\u6211\u4eec\u91c7\u7528\u672c\u673aDocker\u8fd0\u884cRedis, \u4e3b\u8981\u547d\u4ee4\u5982\u4e0b<\/p>\n<pre>docker pull redis\ndocker run --name my_redis -d -p 6379:6379 redis\ndocker exec -it my_redis bash\nredis-cli\n<\/pre>\n<p>\u524d\u9762\u4e24\u4e2a\u547d\u4ee4\u662f\u542f\u52a8redis docker, \u540e\u4e24\u4e2a\u662f\u8fde\u63a5\u5230docker, \u5728\u4f7f\u7528redis-cli \u53bb\u67e5\u770bredis\u91cc\u9762\u7684\u5185\u5bb9\uff0c\u4e3b\u8981\u67e5\u770b\u6211\u4eec\u5b58\u5728redis\u91cc\u9762\u7684\u6570\u636e\u3002<\/p>\n<h2>RedisTemplate<\/h2>\n<p>\u6211\u4eec\u5148\u4eceRedisTemplate\u5f00\u59cb\uff0c\u8fd9\u4e2a\u662f\u6700\u597d\u7406\u89e3\u7684\u4e00\u79cd\u65b9\u5f0f\uff0c\u6211\u4e4b\u524d\u5728\u5de5\u4f5c\u4e2d\u4e5f\u4f7f\u7528\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u5148\u770b\u4ee3\u7801\u793a\u4f8b \u6211\u4eec\u5148\u5b9a\u4e49\u4e00\u4e2aPOJO\u7c7b<\/p>\n<pre>@Data\n@Builder\n@NoArgsConstructor\n@AllArgsConstructor\npublic class Book implements Serializable {\n    private Long id;\n    private String name;\n    private String author;\n}\n<\/pre>\n<p>\u4e00\u4e2a\u5f88\u7b80\u5355\u7684BOOK\u7c7b\uff0c\u4e09\u4e2a\u5b57\u6bb5\uff1a id,name\u548cauthor. \u518d\u6765\u4e00\u4e2aRedisTemplate\u7684Bean<\/p>\n<pre>    @Bean\n    public RedisTemplate\n   \n     redisTemplate(RedisConnectionFactory redisConnectionFactory) {\n        RedisTemplate\n    \n      template = new RedisTemplate(); template.setConnectionFactory(redisConnectionFactory); return template; } \n    \n   <\/pre>\n<p>\u518d\u5b9a\u4e49\u4e00\u4e2a\u4f7f\u7528\u8fd9\u4e2aRedisTemplate\u7684Service\u7c7b<\/p>\n<pre>    public Optional\n   \n     findOneBook(String name) {\n        HashOperations\n    \n      hashOperations = redisTemplate.opsForHash(); if (redisTemplate.hasKey(CACHE) &amp;&amp; hashOperations.hasKey(CACHE, name)) { log.info(\"Get book {} from Redis.\", name); return Optional.of(hashOperations.get(CACHE, name)); } Optional\n     \n       book = bookRepository.getBook(name); log.info(\"Book Found: {}\", book); if (book.isPresent()) { log.info(\"Put book {} to Redis.\", name); hashOperations.put(CACHE, name, book.get()); redisTemplate.expire(CACHE, 10, TimeUnit.MINUTES); } return book; } \n     \n    \n   <\/pre>\n<p>\u6211\u4eec\u4f7f\u7528Hash\u6765\u5b58\u50a8\u8fd9\u4e2aBook\u4fe1\u606f\uff0c\u5728\u4e0a\u9762\u7684\u65b9\u6cd5\u4e2d\u67e5\u627e\u4e66\u540d\u5b58\u4e0d\u5b58\u5728Redis\u4e2d\uff0c\u5982\u679c\u5b58\u5728\u5c31\u76f4\u63a5\u8fd4\u56de\uff0c\u5982\u679c\u4e0d\u5b58\u5728\u5c31\u53bb\u6301\u4e45\u5316\u5b58\u50a8\u4e2d\u627e\uff0c\u627e\u5230\u5c31\u518d\u901a\u8fc7Template\u5199\u5165\u5230Redis\u4e2d\uff0c \u8fd9\u662f\u7f13\u5b58\u7684\u901a\u7528\u505a\u6cd5\u3002 \u4f7f\u7528\u8d77\u6765\u611f\u89c9\u5f88\u65b9\u4fbf\u3002 \u6211\u4eec\u8fd9\u91cc\u4e3a\u4e86\u7b80\u5355\u6ca1\u6709\u4f7f\u7528\u6301\u4e45\u5316\u5b58\u50a8\uff0c\u5c31\u786c\u7f16\u7801\u4e86\u51e0\u6761\u6570\u636e, \u4ee3\u7801\u5982\u4e0b<\/p>\n<pre>@Repository\npublic class BookRepository {\n    Map\n   \n     bookMap = new HashMap();\n    public BookRepository(){\n        bookMap.put(\"apache kafka\", Book.builder()\n                .name(\"apache kafka\").id(1L).author(\"zhangsan\")\n                .build());\n        bookMap.put(\"python\", Book.builder()\n                .name(\"python\").id(2L).author(\"lisi\")\n                .build());\n    }\n    public Optional\n    \n      getBook(String name){ if(bookMap.containsKey(name)){ return Optional.of(bookMap.get(name)); } else{ return Optional.empty(); } } } \n    \n   <\/pre>\n<p>\u6211\u4eec\u8c03\u7528 bookService.findOneBook(&#8220;python&#8221;)\u548cbookService.findOneBook(&#8220;apache kafka&#8221;); \u6765\u628a\u6570\u636e\u5199\u5165\u5230\u6362\u5b58\u4e2d<\/p>\n<p>\u6211\u4eec\u6765\u770b\u4e0b\u5b58\u50a8\u5728Redis\u7684\u6570\u636e\u957f\u4ec0\u4e48\u6837\u5b50\u3002<\/p>\n<pre>127.0.0.1:6379&gt; keys *\n1) \"\\xac\\xed\\x00\\x05t\\x00\\x04book\"\n127.0.0.1:6379&gt; type \"\\xac\\xed\\x00\\x05t\\x00\\x04book\"\nhash\n127.0.0.1:6379&gt; hgetall \"\\xac\\xed\\x00\\x05t\\x00\\x04book\"\n1) \"\\xac\\xed\\x00\\x05t\\x00\\x06python\"\n2) \"\\xac\\xed\\x00\\x05sr\\x00&amp;com.ken.redistemplatesample.model.Book=\\x19\\x96\\xfb\\x7f\\x7f\\xda\\xbe\\x02\\x00\\x03L\\x00\\x06authort\\x00\\x12Ljava\/lang\/String;L\\x00\\x02idt\\x00\\x10Ljava\/lang\/Long;L\\x00\\x04nameq\\x00~\\x00\\x01xpt\\x00\\x04lisisr\\x00\\x0ejava.lang.Long;\\x8b\\xe4\\x90\\xcc\\x8f#\\xdf\\x02\\x00\\x01J\\x00\\x05valuexr\\x00\\x10java.lang.Number\\x86\\xac\\x95\\x1d\\x0b\\x94\\xe0\\x8b\\x02\\x00\\x00xp\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x02t\\x00\\x06python\"\n3) \"\\xac\\xed\\x00\\x05t\\x00\\x0capache kafka\"\n4) \"\\xac\\xed\\x00\\x05sr\\x00&amp;com.ken.redistemplatesample.model.Book=\\x19\\x96\\xfb\\x7f\\x7f\\xda\\xbe\\x02\\x00\\x03L\\x00\\x06authort\\x00\\x12Ljava\/lang\/String;L\\x00\\x02idt\\x00\\x10Ljava\/lang\/Long;L\\x00\\x04nameq\\x00~\\x00\\x01xpt\\x00\\bzhangsansr\\x00\\x0ejava.lang.Long;\\x8b\\xe4\\x90\\xcc\\x8f#\\xdf\\x02\\x00\\x01J\\x00\\x05valuexr\\x00\\x10java.lang.Number\\x86\\xac\\x95\\x1d\\x0b\\x94\\xe0\\x8b\\x02\\x00\\x00xp\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x01t\\x00\\x0capache kafka\"\n<\/pre>\n<p>\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u6570\u636e\u88ab\u5b58\u5728\u4e86key\u662f\u201c\\xac\\xed\\x00\\x05t\\x00\\x04book\u201d\u7684\u4e00\u4e2aHash\u8868\u4e2d\uff0c Hash\u91cc\u9762\u6709\u4e24\u6761\u8bb0\u5f55\u3002 \u5927\u5bb6\u53d1\u73b0\u4e00\u4e2a\u95ee\u9898\u6ca1\u6709\uff1f \u5c31\u662f\u8fd9\u4e2akey\u4e0d\u662f\u6211\u4eec\u60f3\u8c61\u7684\u7528\u201cbook\u201d\u505akey,\u800c\u662f\u591a\u4e86\u4e00\u4e3216\u8fdb\u5236\u7684\u7801\uff0c \u8fd9\u662f\u56e0\u4e3aRedisTemplate\u4f7f\u7528\u4e86\u9ed8\u8ba4\u7684JdkSerializationRedisSerializer \u53bb\u5e8f\u5217\u5316\u6211\u4eec\u7684key\u548cvalue, \u5982\u679c\u5927\u5bb6\u90fd\u7528Java\u8bed\u8a00\u90a3\u6ca1\u6709\u95ee\u9898\uff0c \u5982\u679c\u6709\u4eba\u7528Java\u8bed\u8a00\u5199\uff0c\u6709\u4eba\u7528\u522b\u7684\u8bed\u8a00\u8bfb\uff0c\u90a3\u5c31\u6709\u95ee\u9898\uff0c\u5c31\u50cf\u6211\u5f00\u59cb\u7684\u65f6\u5019\u7528hgetall &#8220;book&#8221;\u59cb\u7ec8\u62ff\u4e0d\u5230\u6570\u636e\u90a3\u6837\u3002 RedisTemplate\u4e5f\u63d0\u4f9b\u4e86StringRedisTemplate\u6765\u65b9\u4fbf\u5927\u5bb6\u9700\u8981\u4f7f\u7528String\u6765\u5e8f\u5217\u5316redis\u91cc\u9762\u7684\u6570\u636e\u3002\u7b80\u5355\u770b\u4e0b\u4ee3\u7801<\/p>\n<pre>    @Bean\n    public StringRedisTemplate stringRedisTemplate(RedisConnectionFactory redisConnectionFactory)\n    {\n        StringRedisTemplate template = new StringRedisTemplate();\n        template.setConnectionFactory(redisConnectionFactory);\n        return template;\n    }\n    public Optional\n   \n     getBookString(String name){\n        HashOperations\n    \n      hashOperations = stringRedisTemplate.opsForHash(); if (stringRedisTemplate.hasKey(STRINGCACHE) &amp;&amp; hashOperations.hasKey(STRINGCACHE, name)) { log.info(\"Get book {} from Redis.\", name); return Optional.of(hashOperations.get(STRINGCACHE, name)); } Optional\n     \n       book = bookRepository.getBook(name); log.info(\"Book Found: {}\", book); if (book.isPresent()) { log.info(\"Put book {} to Redis.\", name); hashOperations.put(STRINGCACHE, name, book.get().getAuthor()); stringRedisTemplate.expire(STRINGCACHE, 10, TimeUnit.MINUTES); return Optional.of(book.get().getAuthor()); } return Optional.empty(); } \n     \n    \n   <\/pre>\n<p>\u4f7f\u7528\u4e0a\u5c31\u6ca1\u6709\u90a3\u4e48\u65b9\u4fbf\uff0c\u4f60\u5c31\u5f97\u81ea\u5df1\u5199\u9700\u8981\u5b58\u7684\u662f\u54ea\u4e2a\u5b57\u6bb5\uff0c\u8bfb\u51fa\u6765\u662f\u54ea\u4e2a\u5b57\u6bb5\u3002<\/p>\n<pre>127.0.0.1:6379&gt; keys *\n1) \"string_book\"\n127.0.0.1:6379&gt; hgetall string_book\n1) \"python\"\n2) \"lisi\"\n3) \"apache kafka\"\n4) \"zhangsan\"\n<\/pre>\n<p>\u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4f7f\u7528\u5ba2\u6237\u7aef\u8bfb\u51fa\u6765\u770b\u8d77\u6765\u5c31\u6bd4\u8f83\u6e05\u723d\u4e00\u4e9b\u3002\u4e5f\u53ef\u4ee5\u770b\u5230\u5360\u7528\u7684Size\u4f1a\u5c0f\u5f88\u591a\uff0c\u6211\u4eec\u8fd9\u4e2a\u4f8b\u5b50\u76f8\u5dee7\u500d\uff0c\u5982\u679c\u662f\u6570\u636e\u91cf\u5927\uff0c\u8fd9\u4e2a\u8fd8\u662f\u6bd4\u8f83\u5927\u7684\u6d6a\u8d39\u3002<\/p>\n<pre>127.0.0.1:6379&gt; keys *\n1) \"\\xac\\xed\\x00\\x05t\\x00\\x04book\"\n2) \"string_book\"\n127.0.0.1:6379&gt; memory usage \"string_book\"\n(integer) 104\n127.0.0.1:6379&gt; memory usage \"\\xac\\xed\\x00\\x05t\\x00\\x04book\"\n(integer) 712\n<\/pre>\n<h2>JPA Repository<\/h2>\n<p>\u6211\u4eec\u77e5\u9053\u4f7f\u7528JPA Repository\u6765\u8bbf\u95eeDataBase\u7684\u65f6\u5019\uff0c\u589e\u5220\u6539\u67e5\u90a3\u6837\u7684\u64cd\u4f5c\u80fd\u591f\u5f88\u65b9\u4fbf\u7684\u5b9e\u73b0\uff0c\u57fa\u672c\u5c31\u662f\u5b9a\u4e49\u4e2a\u63a5\u53e3\uff0c\u4ee3\u7801\u90fd\u4e0d\u7528\u5199\uff0cSpring\u5c31\u5e2e\u6211\u4eec\u5b8c\u6210\u4e86\u5927\u90e8\u5206\u7684\u5de5\u4f5c\uff0c\u90a3\u4e48\u8bbf\u95eeRedis\u662f\u4e0d\u662f\u4e5f\u53ef\u4ee5\u8fd9\u6837\u5462\uff1f \u7b54\u6848\u662f\u80af\u5b9a\u7684\uff0c\u6211\u4eec\u6765\u770b\u4ee3\u7801 \u9996\u5148\u6211\u4eec\u8fd8\u662f\u5b9a\u4e49\u4e00\u4e2aPOJO<\/p>\n<pre>@RedisHash(value = \"cache-book\", timeToLive = 600)\n@Data\n@Builder\n@NoArgsConstructor\n@AllArgsConstructor\npublic class CacheBook implements Serializable {\n    @Id\n    private Long userId;\n    @Indexed\n    private String name;\n    private String author;\n}\n<\/pre>\n<p>\u8fd9\u4e2a\u7c7b\u4e0e\u6211\u4eec\u4e0a\u9762template\u4e0a\u9762\u7684\u7c7b\u7684\u533a\u522b\u5c31\u662f\u6211\u4eec\u52a0\u4e86\u4e24\u4e2a\u6ce8\u89e3\uff0c \u5728\u7c7b\u5f00\u5934\u52a0\u4e86 @RedisHash(value = &#8220;cache-book&#8221;, timeToLive = 600) \u5728\u5b57\u6bb5\u4e0a\u9762\u52a0\u4e86@Id\u548c@Indexed \u5b9a\u4e49\u4e00\u4e2aRepository\u7684\u63a5\u53e3<\/p>\n<pre>public interface CacheBookRepository extends CrudRepository\n   \n     {\n    Optional\n    \n      findOneByName(String name); } \n    \n   <\/pre>\n<p>\u518d\u5b9a\u4e49\u4e00\u4e2aservice\u548c\u4e0a\u9762\u90a3\u4e2a\u4f8b\u5b50template\u4e00\u6837\uff0c\u7f13\u5b58\u4e2d\u6709\u5c31\u5230\u7f13\u5b58\u4e2d\u62ff\uff0c\u6ca1\u6709\u5c31\u5230\u6301\u4e45\u5316\u5b58\u50a8\u4e2d\u627e\uff0c\u5e76\u5199\u5165\u7f13\u5b58<\/p>\n<pre>@Slf4j\n@Service\npublic class BookService {\n    private static final String CACHE = \"repository-book\";\n    @Autowired\n    private CacheBookRepository cacheRepository;\n    @Autowired\n    private BookRepository bookRepository;\n    public Optional\n   \n     findOneBook(String name) {\n        Optional\n    \n      optionalCacheBook = cacheRepository.findOneByName(name); if(!optionalCacheBook.isPresent()) { Optional\n     \n       book = bookRepository.getBook(name); log.info(\"Book Found: {}\", book); if (book.isPresent()) { log.info(\"Put book {} to Redis.\", name); cacheRepository.save(book.get()); } return book; } return optionalCacheBook; } } \n     \n    \n   <\/pre>\n<p>\u4ee3\u7801\u5f88\u7b80\u5355\uff0c\u7b80\u5355\u5230\u4e0d\u6562\u76f8\u4fe1\u662f\u771f\u7684\u3002 \u8fd8\u662f\u4e00\u6837\uff0c\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\uff0c\u6211\u4eec\u6765\u770b\u5b58\u5728Redis\u91cc\u9762\u7684\u6570\u636e<\/p>\n<pre>127.0.0.1:6379&gt; keys *\n1) \"repository-book:2\"\n2) \"repository-book:2:idx\"\n3) \"repository-book\"\n4) \"repository-book:name:apache kafka\"\n5) \"repository-book:name:python\"\n6) \"repository-book:1:idx\"\n7) \"repository-book:1\"\n<\/pre>\n<p>\u54c7\uff0c\u611f\u89c9\u5b58\u7684\u5185\u5bb9\u6709\u4e9b\u591a\uff0c \u4e0d\u7528\u6015\u6211\u4eec\u6765\u770b\u4e0b\u5404\u81ea\u5b58\u4ec0\u4e48\u6570\u636e \u9996\u5148\u770b\u6700\u77ed\u7684\u4e00\u4e2a<\/p>\n<pre>127.0.0.1:6379&gt; smembers repository-book\n1) \"1\"\n2) \"2\"\n<\/pre>\n<p>\u5b83\u91cc\u9762\u5b58\u7684\u662f\u6211\u4eec\u7684id\u6240\u6709\u7684value, \u53ef\u4ee5\u7528\u6765\u5224\u65adid\u662f\u5426\u5b58\u5728 \u518d\u6765\u770b<\/p>\n<pre>127.0.0.1:6379&gt; hgetall repository-book:2\n1) \"_class\"\n2) \"com.ken.redisrepositorysample.model.CacheBook\"\n3) \"author\"\n4) \"lisi\"\n5) \"name\"\n6) \"python\"\n7) \"userId\"\n8) \"2\"\n<\/pre>\n<p>\u8fd9\u4e2a\u662f\u6211\u4eec\u6570\u636e\u5b58\u653e\u7684\u5730\u65b9<\/p>\n<pre>127.0.0.1:6379&gt; smembers repository-book:1:idx\n1) \"repository-book:name:apache kafka\"\n127.0.0.1:6379&gt; smembers \"repository-book:name:apache kafka\"\n1) \"1\"\n<\/pre>\n<p>\u53e6\u5916\u4e24\u4e2a\u90fd\u662fset\uff0c \u5b58\u5728\u5728\u5b83\u4eec\u91cc\u9762\u7684\u6570\u636e\u662f\u7d22\u5f15\u4fe1\u606f\u3002 \u7531\u6b64\u53ef\u4ee5\u770b\u51fa\u901a\u8fc7JPA Repository \u7684\u65b9\u5f0f\uff0c\u4ee3\u7801\u5f88\u5c11\uff0c\u800c\u4e14\u5b58\u50a8\u7684\u6570\u636e\u4e5f\u5f88\u901a\u7528\uff0c\u4e2a\u4eba\u89c9\u5f97\u662f\u6bd4\u8f83\u7406\u60f3\u7684\u8bbf\u95ee\u65b9\u6cd5\u3002<\/p>\n<h2>Cache<\/h2>\n<p>\u6211\u4eec\u5df2\u7ecf\u770b\u4e86\u4e24\u79cd\u65b9\u5f0f\uff0c\u5728\u8bbf\u95ee\u7684\u65f6\u5019\u9075\u5faa\u8fd9\u6837\u7684\u6a21\u5f0f\uff1a\u7f13\u5b58\u4e2d\u6709\u5c31\u4ece\u7f13\u5b58\u4e2d\u8fd4\u56de\uff0c\u6ca1\u6709\u5c31\u4ece\u6301\u4e45\u5316\u5b58\u50a8\u4e2d\u627e\uff0c\u7136\u540e\u5199\u5165\u7f13\u5b58\uff0c\u8fd9\u90e8\u5206\u4ee3\u7801\u6211\u4e5f\u4e0d\u60f3\u81ea\u5df1\u5199\uff0c\u90a3\u4e48Cache\u5c31\u662f\u4f60\u7684\u6551\u661f\u3002 \u6211\u4eec\u5148\u770b\u4ee3\u7801 \u6211\u4eec\u8fd9\u6b21\u4f7f\u7528\u5185\u5b58\u6570\u636e\u5e93H2\u4f5c\u4e3a\u6301\u4e45\u5316\u5b58\u50a8\uff0c \u653e\u4e00\u4e2aschema.sql\u5728resouces\u4e0b\u9762<\/p>\n<pre>drop table t_book if exists;\ncreate table t_book (\n    id bigint auto_increment,\n    create_time timestamp,\n    update_time timestamp,\n    name varchar(255),\n    author varchar(200),\n    primary key (id)\n);\ninsert into t_book (name, author, create_time, update_time) values ('python', 'zhangsan', now(), now());\ninsert into t_book (name, author, create_time, update_time) values ('hadoop', 'lisi', now(), now());\ninsert into t_book (name, author, create_time, update_time) values ('java', 'wangwu', now(), now());\n<\/pre>\n<p>\u7136\u540e\u5b9a\u4e49POJO<\/p>\n<pre>@Entity\n@Table(name = \"T_BOOK\")\n@Data\n@Builder\n@NoArgsConstructor\n@AllArgsConstructor\npublic class CacheBook implements Serializable {\n    @Id\n    @GeneratedValue(strategy = GenerationType.IDENTITY)\n    private Long id;\n    private String name;\n    private String author;\n    @Column(updatable = false)\n    @CreationTimestamp\n    private Date createTime;\n    @UpdateTimestamp\n    private Date updateTime;\n}\n<\/pre>\n<p>\u5b8c\u5168\u662f\u548c\u6570\u636e\u5e93\u7ed1\u5b9a\u7684\u4ee3\u7801\uff0c\u548c\u7f13\u5b58\u6ca1\u6709\u4efb\u4f55\u5173\u7cfb \u4e00\u4e2aRepository\u6765\u8bbf\u95ee\u6570\u636e\u5e93<\/p>\n<pre>public interface BookRepository extends JpaRepository\n   \n     {\n}\n\n   <\/pre>\n<p>\u5b9a\u4e49\u4e00\u4e2aservice\u6765\u8c03\u7528\u5b83<\/p>\n<pre>@Slf4j\n@Service\n@CacheConfig(cacheNames = \"cache-book\")\npublic class BookService {\n    @Autowired\n    private BookRepository bookRepository;\n    @Cacheable\n    public List\n   \n     findAllCoffee() {\n        return bookRepository.findAll();\n    }\n    @CacheEvict\n    public void reloadCoffee() {\n    }\n}\n\n   <\/pre>\n<p>\u8fd9\u91cc\u5c31\u6bd4\u8f83\u5173\u952e\u4e86\uff0c\u5728\u7c7b\u4e0a\u52a0\u4e0a\u4e86\u6ce8\u89e3 @CacheConfig(cacheNames = &#8220;cache-book&#8221;) \u5728\u65b9\u6cd5\u4e0a\u9762\u52a0\u4e0a\u4e86Cacheable\u548cCacheEvict\uff0c Cacheable\u8fd9\u4e2a\u65b9\u6cd5\u5c31\u662f\u7528\u6765\u5b9e\u73b0\u903b\u8f91\uff0c\u6709\u5c31\u4ece\u7f13\u5b58\u4e2d\u62ff\uff0c\u6ca1\u6709\u5c31\u4ece\u6570\u636e\u5e93\u62ff\u7684\uff0cCacheEvict\u662f\u8c03\u7528\u8fd9\u4e2a\u65b9\u6cd5\u7684\u65f6\u5019\u6e05\u9664\u7f13\u5b58\u3002 \u7136\u540e\u518d\u542f\u52a8\u5165\u53e3\u7a0b\u5e8f\u7684\u5730\u65b9\u52a0\u4e0a\u6ce8\u89e3 @EnableJpaRepositories @EnableCaching(proxyTargetClass = true) \u5728\u914d\u7f6e\u6587\u4ef6application.properties\u4e2d\u52a0\u4e0a<\/p>\n<pre>spring.jpa.hibernate.ddl-auto=none\nspring.jpa.properties.hibernate.show_sql=true\nspring.jpa.properties.hibernate.format_sql=true\nmanagement.endpoints.web.exposure.include=*\nspring.cache.type=redis\nspring.cache.cache-names=cache-book\nspring.cache.redis.time-to-live=600000\nspring.cache.redis.cache-null-values=false\nspring.redis.host=localhost\n<\/pre>\n<p>\u8fd9\u6837\u5c31\u53ef\u4ee5\u4e86\uff0c \u611f\u89c9\u5c31\u662f\u901a\u8fc7\u914d\u7f6e\u4e0b\u5c31\u628a\u7f13\u5b58\u7ed9\u5b8c\u6210\u4e86\uff0c\u975e\u5e38\u7684\u7b80\u5355 \u6211\u4eec\u6765\u770bRedis\u4e2d\u662f\u600e\u4e48\u5b58\u7684<\/p>\n<pre>127.0.0.1:6379&gt; keys *\n1) \"cache-book::SimpleKey []\"\n127.0.0.1:6379&gt; get \"cache-book::SimpleKey []\"\n\"\\xac\\xed\\x00\\x05sr\\x00\\x13java.util.ArrayListx\\x81\\xd2\\x1d\\x99\\xc7a\\x9d\\x03\\x00\\x01I\\x00\\x04sizexp\\x00\\x00\\x00\\x03w\\x04\\x00\\x00\\x00\\x03sr\\x00(com.ken.rediscachesample.model.CacheBook\\xec\\xcbR=\\xe1U\\x9b\\xf7\\x02\\x00\\x05L\\x00\\x06authort\\x00\\x12Ljava\/lang\/String;L\\x00\\ncreateTimet\\x00\\x10Ljava\/util\/Date;L\\x00\\x02idt\\x00\\x10Ljava\/lang\/Long;L\\x00\\x04nameq\\x00~\\x00\\x03L\\x00\\nupdateTimeq\\x00~\\x00\\x04xpt\\x00\\bzhangsansr\\x00\\x12java.sql.Timestamp&amp;\\x18\\xd5\\xc8\\x01S\\xbfe\\x02\\x00\\x01I\\x00\\x05nanosxr\\x00\\x0ejava.util.Datehj\\x81\\x01KYt\\x19\\x03\\x00\\x00xpw\\b\\x00\\x00\\x01\\x84\\xff]\\x85\\xb0x\\b-\\x81\\x80sr\\x00\\x0ejava.lang.Long;\\x8b\\xe4\\x90\\xcc\\x8f#\\xdf\\x02\\x00\\x01J\\x00\\x05valuexr\\x00\\x10java.lang.Number\\x86\\xac\\x95\\x1d\\x0b\\x94\\xe0\\x8b\\x02\\x00\\x00xp\\x00\\x00\\x00\\x00\\x00\\x00\\x00\\x01t\\x00\\x06pythonsq\\x00~\\x00\\bw\\b\\x00\\x00\\x01\\x84\\xff]\\x85\\xb0x\\b-\\x81\\x80sq\\x00~\\x00\\x02t\\x00\\x04lisisq\\x00~\\x00\\bw\\b\\x00\\x00\\x01\\x84\\xff]\\x85\\xb0x\\b\n<p>\u770b\u5230\u6ca1\u6709\uff0c\u5c31\u662f\u5f53\u6210Redis\u91cc\u9762\u7684String\u6765\u5b58\u7684\uff0c \u5982\u679c\u6570\u636e\u91cf\u6bd4\u8f83\u5c0f\uff0c\u90a3\u662f\u975e\u5e38\u7684\u65b9\u4fbf\uff0c\u5982\u679c\u6570\u636e\u91cf\u5927\uff0c\u8fd9\u79cd\u65b9\u5f0f\u5c31\u6709\u4e9b\u95ee\u9898\u4e86\u3002<\/p>\n<h2>\u603b\u7ed3<\/h2>\n<p>\u6211\u4eec\u770b\u4e86\u8fd9\u4e09\u79cd\u65b9\u5f0f\uff0c\u8fd9\u91cc\u4ec5\u4ec5\u662f\u505a\u4e86\u4e2a\u5165\u95e8\uff0c\u6bcf\u4e2a\u91cc\u9762\u90fd\u6709\u5f88\u591a\u7ec6\u8282\u7684\u5730\u65b9\u9700\u8981\u53bb\u7814\u7a76\u548c\u4f7f\u7528\uff0c\u6574\u4f53\u7684\u611f\u89c9\u662f\u8981\u60f3\u4f7f\u7528\u7684\u7b80\u5355\uff0c\u90a3\u4e48\u5b58\u50a8\u5728Redis\u4e2d\u7684\u6570\u636e\u5c31\u8981\u91cf\u5c11\uff0c\u91cf\u5927\u540e\uff0c\u5c31\u9700\u8981\u81ea\u5df1\u6765\u5b9a\u5236\u4e86\uff0c\u90a3\u57fa\u672c\u4e0a\u8981\u7528RedisTemplate\u6765\u505a\u4e00\u4e9b\u5de5\u4f5c\u3002<\/p>\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>RedisTemplate\u8bbf\u95eeR&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-201589","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201589","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=201589"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/201589\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=201589"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=201589"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=201589"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}