{"id":1789,"date":"2025-02-13T11:17:21","date_gmt":"2025-02-13T03:17:21","guid":{"rendered":"https:\/\/note.ui11.cc\/?p=1789"},"modified":"2025-02-13T11:17:22","modified_gmt":"2025-02-13T03:17:22","slug":"redistemplate","status":"publish","type":"post","link":"https:\/\/note.ui11.cc\/index.php\/2025\/02\/13\/redistemplate\/","title":{"rendered":"RedisTemplate\u00a0"},"content":{"rendered":"\n<p><code>RedisTemplate<\/code>\u00a0\u662f Spring Data Redis \u63d0\u4f9b\u7684\u4e00\u4e2a\u6838\u5fc3\u7c7b\uff0c\u7528\u4e8e\u4e0e Redis \u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u3002\u5b83\u5c01\u88c5\u4e86 Redis \u7684\u64cd\u4f5c\uff0c\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7b80\u5355\u6613\u7528\u7684\u65b9\u6cd5\uff0c\u8ba9\u5f00\u53d1\u8005\u53ef\u4ee5\u65b9\u4fbf\u5730\u5728 Java \u4ee3\u7801\u4e2d\u64cd\u4f5c Redis \u6570\u636e\u5e93\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e3b\u8981\u529f\u80fd<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u6570\u636e\u64cd\u4f5c<\/strong>\uff1a\u652f\u6301\u5bf9\u5404\u79cd Redis \u6570\u636e\u7ed3\u6784\uff08\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u3001\u6709\u5e8f\u96c6\u5408\u7b49\uff09\u8fdb\u884c\u64cd\u4f5c\u3002<\/li>\n\n\n\n<li><strong>\u5e8f\u5217\u5316<\/strong>\uff1a\u63d0\u4f9b\u4e86\u591a\u79cd\u5e8f\u5217\u5316\u65b9\u5f0f\uff0c\u65b9\u4fbf\u5c06 Java \u5bf9\u8c61\u4e0e Redis \u5b58\u50a8\u7684\u6570\u636e\u8fdb\u884c\u76f8\u4e92\u8f6c\u6362\u3002<\/li>\n\n\n\n<li><strong>\u4e8b\u52a1\u7ba1\u7406<\/strong>\uff1a\u652f\u6301 Redis \u4e8b\u52a1\u64cd\u4f5c\uff0c\u786e\u4fdd\u4e00\u7cfb\u5217\u64cd\u4f5c\u7684\u539f\u5b50\u6027\u3002<\/li>\n\n\n\n<li><strong>\u8fde\u63a5\u7ba1\u7406<\/strong>\uff1a\u8d1f\u8d23\u4e0e Redis \u670d\u52a1\u5668\u5efa\u7acb\u8fde\u63a5\uff0c\u5e76\u7ba1\u7406\u8fde\u63a5\u7684\u751f\u547d\u5468\u671f\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">\u57fa\u672c\u4f7f\u7528\u6b65\u9aa4<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u6dfb\u52a0\u4f9d\u8d56<\/h4>\n\n\n\n<p>\u5982\u679c\u4f60\u4f7f\u7528 Maven\uff0c\u9700\u8981\u5728&nbsp;<code>pom.xml<\/code>&nbsp;\u4e2d\u6dfb\u52a0 Spring Data Redis \u4f9d\u8d56\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;dependency>\n    &lt;groupId>org.springframework.boot&lt;\/groupId>\n    &lt;artifactId>spring-boot-starter-data-redis&lt;\/artifactId>\n&lt;\/dependency><\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u914d\u7f6e Redis \u8fde\u63a5\u4fe1\u606f<\/h4>\n\n\n\n<p>\u5728\u00a0<code>application.properties<\/code>\u00a0\u6216\u00a0<code>application.yml<\/code>\u00a0\u4e2d\u914d\u7f6e Redis \u8fde\u63a5\u4fe1\u606f:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>spring.redis.host=127.0.0.1\nspring.redis.port=6379<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">3. \u4f7f\u7528&nbsp;<code>RedisTemplate<\/code>&nbsp;\u8fdb\u884c\u64cd\u4f5c<\/h4>\n\n\n\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528&nbsp;<code>RedisTemplate<\/code>&nbsp;\u8fdb\u884c\u5b57\u7b26\u4e32\u64cd\u4f5c\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.data.redis.core.RedisTemplate;\nimport org.springframework.stereotype.Service;\n\n@Service\npublic class RedisService {\n\n    @Autowired\n    private RedisTemplate&lt;String, String> redisTemplate;\n\n    \/\/ \u8bbe\u7f6e\u952e\u503c\u5bf9\n    public void setValue(String key, String value) {\n        redisTemplate.opsForValue().set(key, value);\n    }\n\n    \/\/ \u83b7\u53d6\u952e\u5bf9\u5e94\u7684\u503c\n    public String getValue(String key) {\n        return redisTemplate.opsForValue().get(key);\n    }\n}<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\">4. \u6d4b\u8bd5\u4ee3\u7801<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>import org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.boot.CommandLineRunner;\nimport org.springframework.boot.SpringApplication;\nimport org.springframework.boot.autoconfigure.SpringBootApplication;\n\n@SpringBootApplication\npublic class RedisApplication implements CommandLineRunner {\n\n    @Autowired\n    private RedisService redisService;\n\n    public static void main(String&#91;] args) {\n        SpringApplication.run(RedisApplication.class, args);\n    }\n\n    @Override\n    public void run(String... args) throws Exception {\n        \/\/ \u8bbe\u7f6e\u952e\u503c\u5bf9\n        redisService.setValue(\"name\", \"John\");\n\n        \/\/ \u83b7\u53d6\u952e\u5bf9\u5e94\u7684\u503c\n        String value = redisService.getValue(\"name\");\n        System.out.println(\"Value: \" + value);\n    }\n}<\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e38\u7528\u65b9\u6cd5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u64cd\u4f5c\u5b57\u7b26\u4e32<\/h4>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u8bbe\u7f6e\u952e\u503c\u5bf9\nredisTemplate.opsForValue().set(\"key\", \"value\");\n\/\/ \u83b7\u53d6\u952e\u5bf9\u5e94\u7684\u503c\nString value = redisTemplate.opsForValue().get(\"key\");\n\/\/ \u9012\u589e\u64cd\u4f5c\nredisTemplate.opsForValue().increment(\"counter\");<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u54c8\u5e0c<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u8bbe\u7f6e\u54c8\u5e0c\u5b57\u6bb5\u7684\u503c\nredisTemplate.opsForHash().put(\"hashKey\", \"field\", \"value\");\n\/\/ \u83b7\u53d6\u54c8\u5e0c\u5b57\u6bb5\u7684\u503c\nObject fieldValue = redisTemplate.opsForHash().get(\"hashKey\", \"field\");<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u5217\u8868<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u4ece\u5217\u8868\u5de6\u4fa7\u63d2\u5165\u5143\u7d20\nredisTemplate.opsForList().leftPush(\"listKey\", \"element\");\n\/\/ \u83b7\u53d6\u5217\u8868\u6307\u5b9a\u8303\u56f4\u5185\u7684\u5143\u7d20\nList&lt;String> list = redisTemplate.opsForList().range(\"listKey\", 0, -1);<\/code><\/pre>\n\n\n\n<p>\u64cd\u4f5c\u96c6\u5408<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\/\/ \u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20\nredisTemplate.opsForSet().add(\"setKey\", \"element\");\n\/\/ \u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\nSet&lt;String> set = redisTemplate.opsForSet().members(\"setKey\");<\/code><\/pre>\n\n\n\n<p>\u901a\u8fc7&nbsp;<code>redisTemplate.opsForSet()<\/code>&nbsp;\u53ef\u4ee5\u83b7\u53d6\u64cd\u4f5c\u96c6\u5408\u7684&nbsp;<code>SetOperations<\/code>&nbsp;\u5bf9\u8c61\uff0c\u5e38\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><code>add(K key, V... values)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u6216\u591a\u4e2a\u5143\u7d20\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>redisTemplate.opsForSet().add(\"fruits\", \"apple\", \"banana\", \"cherry\");<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>members(K key)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>Set&lt;String> fruitSet = redisTemplate.opsForSet().members(\"fruits\");<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>isMember(K key, Object o)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5224\u65ad\u5143\u7d20\u662f\u5426\u4e3a\u96c6\u5408\u7684\u6210\u5458\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>boolean isMember = redisTemplate.opsForSet().isMember(\"fruits\", \"apple\");<br><br><\/code><\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u64cd\u4f5c\u6709\u5e8f\u96c6\u5408\uff08ZSetOperations\uff09<\/h3>\n\n\n\n<p>\u901a\u8fc7&nbsp;<code>redisTemplate.opsForZSet()<\/code>&nbsp;\u53ef\u4ee5\u83b7\u53d6\u64cd\u4f5c\u6709\u5e8f\u96c6\u5408\u7684&nbsp;<code>ZSetOperations<\/code>&nbsp;\u5bf9\u8c61\uff0c\u5e38\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><code>add(K key, V value, double score)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5411\u6709\u5e8f\u96c6\u5408\u4e2d\u6dfb\u52a0\u4e00\u4e2a\u5143\u7d20\uff0c\u5e76\u6307\u5b9a\u5176\u5206\u6570\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>redisTemplate.opsForZSet().add(\"rankings\", \"player1\", 100);<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>score(K key, Object o)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u83b7\u53d6\u6709\u5e8f\u96c6\u5408\u4e2d\u6307\u5b9a\u5143\u7d20\u7684\u5206\u6570\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>Double playerScore = redisTemplate.opsForZSet().score(\"rankings\", \"player1\");<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>delete(K key)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5220\u9664\u6307\u5b9a\u7684\u952e\u53ca\u5176\u5bf9\u5e94\u7684\u503c\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>redisTemplate.delete(\"username\");<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>hasKey(K key)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u5224\u65ad\u6307\u5b9a\u7684\u952e\u662f\u5426\u5b58\u5728\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>boolean exists = redisTemplate.hasKey(\"username\");<\/code><\/pre>\n\n\n\n<h4 class=\"wp-block-heading\"><code>expire(K key, long timeout, TimeUnit unit)<\/code><\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>\u4f5c\u7528<\/strong>\uff1a\u4e3a\u6307\u5b9a\u7684\u952e\u8bbe\u7f6e\u8fc7\u671f\u65f6\u95f4\u3002<\/li>\n\n\n\n<li><strong>\u793a\u4f8b\u4ee3\u7801<\/strong>\uff1a<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>redisTemplate.expire(\"username\", 60, TimeUnit.SECONDS);<\/code><\/pre>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>RedisTemplate\u00a0\u662f Spring Data Redis \u63d0\u4f9b\u7684\u4e00\u4e2a\u6838\u5fc3\u7c7b\uff0c\u7528\u4e8e\u4e0e Redis \u6570\u636e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1789","post","type-post","status-publish","format-standard","hentry","category-redis"],"_links":{"self":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1789","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/comments?post=1789"}],"version-history":[{"count":1,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1789\/revisions"}],"predecessor-version":[{"id":1790,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/posts\/1789\/revisions\/1790"}],"wp:attachment":[{"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/media?parent=1789"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/categories?post=1789"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/note.ui11.cc\/index.php\/wp-json\/wp\/v2\/tags?post=1789"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}