一、添加依赖
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-redis</artifactId>
<exclusions>
<exclusion>
<groupId>io.lettuce</groupId>
<artifactId>lettuce-core</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>3.1.0</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.11.4</version>
</dependency>
二、配置文件
spring:
redis:
host: 192.168.56.10
port: 6379
database: 0
password:
timeout: 10000ms
jedis:
pool:
max-wait: -1ms
max-idle: 10
min-idle: 5
max-active: 200
三、编写配置类
package com.baihua.my_redis.config;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.GenericJackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
@Configuration
public class RedisConfig {
@Bean
public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();
redisTemplate.setConnectionFactory(redisConnectionFactory);
GenericJackson2JsonRedisSerializer jsonRedisSerializer =
new GenericJackson2JsonRedisSerializer();
redisTemplate.setKeySerializer(RedisSerializer.string());
redisTemplate.setHashKeySerializer(RedisSerializer.string());
redisTemplate.setValueSerializer(jsonRedisSerializer);
redisTemplate.setHashValueSerializer(jsonRedisSerializer);
return redisTemplate;
}
}
四、RedisUtil工具类
package com.baihua.my_redis.utils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.HashOperations;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.ZSetOperations;
import org.springframework.stereotype.Component;
import org.springframework.util.CollectionUtils;
import java.util.*;
import java.util.concurrent.TimeUnit;
@Component
public class RedisUtil {
@Autowired
private RedisTemplate<String, Object> redisTemplate;
public final static long NOT_EXPIRE = -1L;
public final static long DEFAULT_EXPIRE = 24 * 60 * 60;
public boolean hasKey(String key) {
try {
return redisTemplate.hasKey(key);
} catch (Exception e) {
e.printStackTrace();
return false;
}
}
public void delete(String key) {
redisTemplate.delete(key);
}
public void delete(Collection<String> keys) {
redisTemplate.delete(keys);
}
public Set<String> keys(String pattern) {
return redisTemplate.keys(pattern);
}
public void expire(String key, long expire) {
redisTemplate.expire(key, expire, TimeUnit.SECONDS);
}
public void set(String key, Object value) {
set(key, value, DEFAULT_EXPIRE);
}
public void set(String key, Object value, long expire) {
redisTemplate.opsForValue().set(key, value);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public Object get(String key) {
return redisTemplate.opsForValue().get(key);
}
public void incre(String key, long delta) {
incre(key, delta, DEFAULT_EXPIRE);
}
public void incre(String key, long delta, long expire) {
redisTemplate.opsForValue().increment(key, delta);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public void hMSet(String key, Map<String, Object> map) {
hMSet(key, map, DEFAULT_EXPIRE);
}
public void hMSet(String key, Map<String, Object> map, long expire) {
redisTemplate.opsForHash().putAll(key, map);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public void hSet(String key, String hashKey, Object value) {
hSet(key, hashKey, value, DEFAULT_EXPIRE);
}
public void hSet(String key, String hashKey, Object value, long expire) {
redisTemplate.opsForHash().put(key, hashKey, value);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public Map<String, Object> hMGet(String key) {
HashOperations<String, String, Object> hashOperations = redisTemplate.opsForHash();
return hashOperations.entries(key);
}
public Object hGet(String key, String hashKey) {
return redisTemplate.opsForHash().get(key, hashKey);
}
public boolean hHasKey(String key, String hashKey) {
return redisTemplate.opsForHash().hasKey(key, hashKey);
}
public void hDelete(String key, Object... hashKeys) {
redisTemplate.opsForHash().delete(key, hashKeys);
}
public void hIncre(String key, String hashKey, long delta) {
redisTemplate.opsForHash().increment(key, hashKey, delta);
}
public long sSet(String key, Object... values) {
return sSet(key, DEFAULT_EXPIRE, values);
}
public long sSet(String key, long expire, Object... values) {
try {
Long count = redisTemplate.opsForSet().add(key, values);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
return count;
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
public Set<Object> sGet(String key) {
return redisTemplate.opsForSet().members(key);
}
public long sGetSize(String key) {
try {
return redisTemplate.opsForSet().size(key);
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
public long sRemove(String key, Object... values) {
try {
return redisTemplate.opsForSet().remove(key, values);
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
public Set<Object> sIntersect(String key, String otherKey) {
try {
Set<Object> intersect = redisTemplate.opsForSet().intersect(key, otherKey);
return intersect;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public Set<Object> sUnion(String key, String otherKey) {
try {
Set<Object> union = redisTemplate.opsForSet().union(key, otherKey);
return union;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public void leftPush(String key, Object value) {
leftPush(key, value, DEFAULT_EXPIRE);
}
public void leftPush(String key, Object value, long expire) {
redisTemplate.opsForList().leftPush(key, value);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public void rightPush(String key, Object value) {
rightPush(key, value, DEFAULT_EXPIRE);
}
public void rightPush(String key, Object value, long expire) {
redisTemplate.opsForList().rightPush(key, value);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
public void setList(String key, List<Object> list, long expire) {
if (!CollectionUtils.isEmpty(list)) {
redisTemplate.opsForList().rightPushAll(key, list);
if (expire != NOT_EXPIRE) {
expire(key, expire);
}
}
}
public List<Object> getList(String key) {
return hasKey(key) ? redisTemplate.opsForList().range(key, 0, -1) : null;
}
public List<Object> getRangeList(String key, long start, long end) {
return hasKey(key) ? redisTemplate.opsForList().range(key, start, end) : null;
}
public List<Object> getPage(String key, int page, int limit) {
Long start = Long.valueOf((page - 1) * limit);
Long end = Long.valueOf(page * limit - 1);
return hasKey(key) ? redisTemplate.opsForList().range(key, start, end) : null;
}
public void trim(String key, long start, long end) {
try {
redisTemplate.opsForList().trim(key, start, end);
} catch (Exception e) {
e.printStackTrace();
}
}
public Object rightPop(String key) {
return redisTemplate.opsForList().rightPop(key);
}
public Long getListTotal(String key) {
return hasKey(key) ? redisTemplate.opsForList().size(key) : null;
}
public long lRemove(String key, long count, Object value) {
try {
Long remove = redisTemplate.opsForList().remove(key, count, value);
return remove;
} catch (Exception e) {
e.printStackTrace();
return 0;
}
}
public void zSet(String key, Object value, double score) {
try {
redisTemplate.opsForZSet().add(key, value, score);
} catch (Exception e) {
e.printStackTrace();
}
}
public Double zGetScore(String key, Object value) {
try {
return redisTemplate.opsForZSet().score(key, value);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public Set<ZSetOperations.TypedTuple<Object>> zReverseRangePage(String key, long page, long limit) {
try {
Long start = Long.valueOf((page - 1) * limit);
Long end = Long.valueOf(page * limit - 1);
Set<ZSetOperations.TypedTuple<Object>> typedTuples = redisTemplate.opsForZSet().reverseRangeWithScores(key, start, end);
return typedTuples;
}catch (Exception e) {
e.printStackTrace();
return null;
}
}
public Double zIncrementScore(String key, String value, double delta) {
try {
return redisTemplate.opsForZSet().incrementScore(key, value, delta);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public Long zSize(String key) {
try {
return redisTemplate.opsForZSet().size(key);
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public Set<Object> zGetByScore(String key, double min, double max) {
try {
Set<Object> set = redisTemplate.opsForZSet().rangeByScore(key, min, max);
return set;
} catch (Exception e) {
e.printStackTrace();
return null;
}
}
public void zRemove(String key, Object... values) {
try {
redisTemplate.opsForZSet().remove(key, values);
} catch (Exception e) {
e.printStackTrace();
}
}
}
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