![\"\"](\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\")
<\/div><\/figure>\n\n\n\n
Nob.4 \u5728java\u4e2d\u64cd\u4f5credis<\/h2>\n\n\n\n
\u4e3a\u4e86\u4fbf\u6377\u4f7f\u7528redis\uff0c\u53ef\u4ee5\u5728\u6211\u4eec\u9879\u76ee\u4e2d\u7684service\u5c42\u4e2d\u5c01\u88c5redis\u64cd\u4f5c\uff0c\u5f88\u7b80\u5355\u6211\u8fd9\u91cc\u76f4\u63a5\u65b0\u5efa\u4e86\u4e00\u4e2aredis\u76ee\u5f55\u7528\u4e0e\u653e\u7f6eredis\u7684service\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n
\u7136\u540e\u8fd9\u91cc\u7ed9\u51faredis\u5e38\u7528\u6570\u636e\u7c7b\u578b\u7684\u64cd\u4f5c\u65b9\u6cd5\u7684\u5c01\u88c5\u4ee3\u7801\uff1a<\/p>\n\n\n\n
1. String \u7c7b\u578b\u64cd\u4f5c\u7c7b<\/strong><\/h3>\n\n\n\n
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
@Service
public class RedisStringService {
@Autowired
private RedisTemplate<String, String> redisTemplate;
\/**
* \u8bbe\u7f6e\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u503c
*
* @param key \u952e
* @param value \u503c
*\/
public void set(String key, String value) {
redisTemplate.opsForValue().set(key, value);
}
\/**
* \u83b7\u53d6\u5b57\u7b26\u4e32\u7c7b\u578b\u7684\u503c
*
* @param key \u952e
* @return \u503c
*\/
public String get(String key) {
return redisTemplate.opsForValue().get(key);
}
\/**
* \u5220\u9664\u952e
*
* @param key \u952e
*\/
public void delete(String key) {
redisTemplate.delete(key);
}
\/**
* \u5224\u65ad\u952e\u662f\u5426\u5b58\u5728
*
* @param key \u952e
* @return \u662f\u5426\u5b58\u5728
*\/
public boolean exists(String key) {
return Boolean.TRUE.equals(redisTemplate.hasKey(key));
}
}<\/p>\n\n\n\n
\n\n\n\n2. Hash \u7c7b\u578b\u64cd\u4f5c\u7c7b<\/strong><\/h3>\n\n\n\n<\/p>\n\n\n\n
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import java.util.Map;
@Service
public class RedisHashService {
@Autowired
private RedisTemplate<String, Object> redisTemplate;
\/**
* \u8bbe\u7f6e Hash \u7c7b\u578b\u7684\u5b57\u6bb5\u503c
*
* @param key \u952e
* @param field \u5b57\u6bb5
* @param value \u503c
*\/
public void put(String key, String field, Object value) {
redisTemplate.opsForHash().put(key, field, value);
}
\/**
* \u83b7\u53d6 Hash \u7c7b\u578b\u7684\u5b57\u6bb5\u503c
*
* @param key \u952e
* @param field \u5b57\u6bb5
* @return \u503c
*\/
public Object get(String key, String field) {
return redisTemplate.opsForHash().get(key, field);
}
\/**
* \u83b7\u53d6 Hash \u7c7b\u578b\u7684\u6240\u6709\u5b57\u6bb5\u548c\u503c
*
* @param key \u952e
* @return \u6240\u6709\u5b57\u6bb5\u548c\u503c
*\/
public Map<Object, Object> entries(String key) {
return redisTemplate.opsForHash().entries(key);
}
\/**
* \u5220\u9664 Hash \u7c7b\u578b\u7684\u5b57\u6bb5
*
* @param key \u952e
* @param field \u5b57\u6bb5
*\/
public void delete(String key, String field) {
redisTemplate.opsForHash().delete(key, field);
}
}<\/pre>\n\n\n\n
\n\n\n\n3. List \u7c7b\u578b\u64cd\u4f5c\u7c7b<\/strong><\/h3>\n\n\n\n<\/p>\n\n\n\n
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import java.util.List;
@Service
public class RedisListService {
@Autowired
private RedisTemplate<String, Object> redisTemplate;
\/**
* \u5411\u5217\u8868\u5de6\u4fa7\u6dfb\u52a0\u5143\u7d20
*
* @param key \u952e
* @param value \u503c
*\/
public void leftPush(String key, Object value) {
redisTemplate.opsForList().leftPush(key, value);
}
\/**
* \u5411\u5217\u8868\u53f3\u4fa7\u6dfb\u52a0\u5143\u7d20
*
* @param key \u952e
* @param value \u503c
*\/
public void rightPush(String key, Object value) {
redisTemplate.opsForList().rightPush(key, value);
}
\/**
* \u83b7\u53d6\u5217\u8868\u8303\u56f4\u5185\u7684\u5143\u7d20
*
* @param key \u952e
* @param start \u8d77\u59cb\u4f4d\u7f6e
* @param end \u7ed3\u675f\u4f4d\u7f6e
* @return \u5143\u7d20\u5217\u8868
*\/
public List<Object> range(String key, long start, long end) {
return redisTemplate.opsForList().range(key, start, end);
}
\/**
* \u79fb\u9664\u5e76\u83b7\u53d6\u5217\u8868\u5de6\u4fa7\u7684\u7b2c\u4e00\u4e2a\u5143\u7d20
*
* @param key \u952e
* @return \u5143\u7d20
*\/
public Object leftPop(String key) {
return redisTemplate.opsForList().leftPop(key);
}
}<\/pre>\n\n\n\n
\n\n\n\n4. Set \u7c7b\u578b\u64cd\u4f5c\u7c7b<\/strong><\/h3>\n\n\n\n<\/p>\n\n\n\n
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import java.util.Set;
@Service
public class RedisSetService {
@Autowired
private RedisTemplate<String, Object> redisTemplate;
\/**
* \u5411\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20
*
* @param key \u952e
* @param values \u503c
*\/
public void add(String key, Object... values) {
redisTemplate.opsForSet().add(key, values);
}
\/**
* \u83b7\u53d6\u96c6\u5408\u4e2d\u7684\u6240\u6709\u5143\u7d20
*
* @param key \u952e
* @return \u5143\u7d20\u96c6\u5408
*\/
public Set<Object> members(String key) {
return redisTemplate.opsForSet().members(key);
}
\/**
* \u5224\u65ad\u5143\u7d20\u662f\u5426\u5728\u96c6\u5408\u4e2d
*
* @param key \u952e
* @param value \u503c
* @return \u662f\u5426\u5b58\u5728
*\/
public boolean isMember(String key, Object value) {
return Boolean.TRUE.equals(redisTemplate.opsForSet().isMember(key, value));
}
\/**
* \u79fb\u9664\u96c6\u5408\u4e2d\u7684\u5143\u7d20
*
* @param key \u952e
* @param values \u503c
*\/
public void remove(String key, Object... values) {
redisTemplate.opsForSet().remove(key, values);
}
}<\/pre>\n\n\n\n
\n\n\n\n5. ZSet \u7c7b\u578b\u64cd\u4f5c\u7c7b<\/strong><\/h3>\n\n\n\n<\/p>\n\n\n\n
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ZSetOperations;
import org.springframework.stereotype.Service;
import java.util.Set;
@Service
public class RedisZSetService {
@Autowired
private RedisTemplate<String, Object> redisTemplate;
\/**
* \u5411\u6709\u5e8f\u96c6\u5408\u4e2d\u6dfb\u52a0\u5143\u7d20
*
* @param key \u952e
* @param value \u503c
* @param score \u5206\u6570
*\/
public void add(String key, Object value, double score) {
redisTemplate.opsForZSet().add(key, value, score);
}
\/**
* \u83b7\u53d6\u6709\u5e8f\u96c6\u5408\u4e2d\u6307\u5b9a\u8303\u56f4\u7684\u5143\u7d20
*
* @param key \u952e
* @param start \u8d77\u59cb\u4f4d\u7f6e
* @param end \u7ed3\u675f\u4f4d\u7f6e
* @return \u5143\u7d20\u96c6\u5408
*\/
public Set<Object> range(String key, long start, long end) {
return redisTemplate.opsForZSet().range(key, start, end);
}
\/**
* \u83b7\u53d6\u6709\u5e8f\u96c6\u5408\u4e2d\u6307\u5b9a\u5206\u6570\u8303\u56f4\u7684\u5143\u7d20
*
* @param key \u952e
* @param min \u6700\u5c0f\u5206\u6570
* @param max \u6700\u5927\u5206\u6570
* @return \u5143\u7d20\u96c6\u5408
*\/
public Set<ZSetOperations.TypedTuple<Object>> rangeByScore(String key, double min, double max) {
return redisTemplate.opsForZSet().rangeByScoreWithScores(key, min, max);
}
\/**
* \u79fb\u9664\u6709\u5e8f\u96c6\u5408\u4e2d\u7684\u5143\u7d20
*
* @param key \u952e
* @param values \u503c
*\/
public void remove(String key, Object... values) {
redisTemplate.opsForZSet().remove(key, values);
}
}<\/pre>\n\n\n\nOK\uff0c\u90a3\u6211\u4eec\u5982\u4f55\u4f7f\u7528\u5462\uff0c\u76f4\u63a5\u5728\u6211\u4eec\u8981\u7528\u7684\u5730\u65b9\u5bfc\u5165\u54b1\u4eec\u5c01\u88c5\u7684service\u5c31\u597d\uff0c\u6211\u8fd9\u91cc\u7528\u6d4b\u8bd5\u7c7b\u4e3a\u4f8b\u5b50\u3002<\/p>\n\n\n\n
import com.yaojie.service.redis.RedisHashService;\nimport com.yaojie.service.redis.RedisStringService;\nimport org.junit.jupiter.api.Test;\nimport org.springframework.beans.factory.annotation.Autowired;\nimport org.springframework.boot.test.context.SpringBootTest;\nimport org.springframework.data.redis.core.*;\n\n@SpringBootTest\npublic class RedisTest {\n @Autowired\n private RedisTemplate redisTemplate;\n @Autowired\n private RedisStringService redisStringService;\n\n @Autowired\n private RedisHashService redisHashService;\n @Test\n public void test(){\n \/\/ \u64cd\u4f5c String \u7c7b\u578b\n redisStringService.set(\"name\", \"John\");\n String name = redisStringService.get(\"name\");\n\n \/\/\u64cd\u4f5c Hash \u7c7b\u578b\n redisHashService.put(\"user:1\", \"name\", \"Alice\");\n Object userName = redisHashService.get(\"user:1\", \"name\");\n }\n}\n<\/code><\/pre>\n\n\n\n\u597d\u4e86\u76f4\u63a5\u8fd0\u884c\uff0c\u770b\u770b\u7ed3\u679c\uff0c\u53ef\u4ee5\u770b\u5230\u6d4b\u8bd5\u901a\u8fc7\uff0c\u518d\u7528\u53ef\u89c6\u5316\u5de5\u5177\u770b\u770b\u54b1\u4eec\u7684redis\u4e2d\u6709\u6ca1\u6709\u7ed3\u679c\uff0c\u53ef\u4ee5\u770b\u5230OK\u4e86\u3002\u7ed3\u675f\uff01<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n
<\/div><\/figure>\n\n\n\n
Nob.5 \u603b\u7ed3<\/h2>\n\n\n\n
\u53ef\u4ee5\u8bf4redis\u7684\u5165\u95e8\u548c\u57fa\u672c\u4f7f\u7528\u8fd8\u662f\u6bd4\u8f83\u7b80\u5355\uff0c\u6bd4mysql\u90a3\u4e9b\u7b80\u5355\u4e00\u4e9b\uff0c\u6ca1\u6709\u90a3\u4e48\u591a\u7684\u8bed\u6cd5\uff0c\u4f46\u662f\u6211\u73b0\u5728\u63a5\u89e6\u5230\u7684\u4e5f\u53ea\u662f\u6d45\u663e\u7684\uff0c\u540e\u9762\u771f\u5e72java\u4e86\u518d\u597d\u597d\u6df1\u5165\u5427\ud83e\udd23\u3002\u6bcf\u5929\u8fdb\u6b65\u4e00\u70b9\u70b9\uff01<\/p>\n\n\n\n
\u200b<\/p>\n\n\n\n
<\/p>\n\n\n\n
<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e4b\u524d\u4e00\u76f4\u5b66\u524d\u7aef\uff0c\u53ef\u4ee5\u8bf4\u662f\u4e3b\u524d\u7aef\uff0c\u4f46\u662f\u540e\u9762\u5b66\u6821\u4e00\u4e9b\u8bfe\u8bbe\u5565\u7684\uff0c\u6ca1\u529e\u6cd5\u5b66\u4e86java\uff0c\u4e00\u5165java\u6df1\u4f3c\u6d77\u554a\ud83e\udd23\u3002\u6700\u8fd1\u56e0\u4e3a […]<\/p>\n","protected":false},"author":1,"featured_media":593,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-573","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"jetpack_sharing_enabled":true,"jetpack_featured_media_url":"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-20.png","_links":{"self":[{"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/posts\/573","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/comments?post=573"}],"version-history":[{"count":10,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/posts\/573\/revisions"}],"predecessor-version":[{"id":597,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/posts\/573\/revisions\/597"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/media\/593"}],"wp:attachment":[{"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/media?parent=573"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/categories?post=573"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.heartwarming.online\/index.php\/wp-json\/wp\/v2\/tags?post=573"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-9-1024x504.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-10-1024x508.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-11-1024x428.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-12.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-15-1024x217.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-14-1024x317.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-16-1024x109.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-17-1024x79.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-18-1024x547.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-19-1024x155.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-20.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-21-1024x312.png\")
<\/div><\/figure>\n\n\n\n![\"\"](\"https:\/\/blog.heartwarming.online\/wp-content\/uploads\/2025\/02\/image-22-1024x487.png\")
<\/div><\/figure>\n\n\n\n