java org.springframework.boot 对redis操作方法

<dependencies>
    <!-- Spring Boot Redis Starter -->
    <dependency>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-data-redis</artifactId>
    </dependency>
    <!-- 连接池管理 -->
    <dependency>
        <groupId>org.apache.commons</groupId>
        <artifactId>commons-pool2</artifactId>
    </dependency>
</dependencies>

# application.properties 示例
spring.redis.host=localhost
spring.redis.port=6379
spring.redis.password=yourpassword  # 如果你的Redis设置了密码

# application.yml 示例
spring:
  redis:
    host: localhost
    port: 6379
    password: yourpassword  # 如果你的Redis设置了密码

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.data.redis.core.ValueOperations;
@Service
public class RedisService {
    @Autowired
    private StringRedisTemplate stringRedisTemplate; // 用于操作String类型的数据
    @Autowired
    private RedisTemplate<Object, Object> redisTemplate; // 用于操作Object类型的数据，可以存储任何类型的数据，需要手动转换类型等操作。
    public void setKeyValue(String key, String value) {
        ValueOperations<String, String> opsForValue = stringRedisTemplate.opsForValue();
        opsForValue.set(key, value);
    }
    public String getKeyValue(String key) {
        return stringRedisTemplate.opsForValue().get(key);
    }
}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import java.util.concurrent.TimeUnit;
@Service
public class RedisService {
   @Autowired
   private RedisTemplate<String, Object> redisTemplate;
   // 存储数据
   public void set(String key, Object value) {
       redisTemplate.opsForValue().set(key, value);
   }
   // 存储数据并设置过期时间
   public void setWithExpire(String key, Object value, long timeout, TimeUnit unit) {
       redisTemplate.opsForValue().set(key, value, timeout, unit);
   }
   // 获取数据
   public Object get(String key) {
       return redisTemplate.opsForValue().get(key);
   }
   // 删除数据
   public void delete(String key) {
       redisTemplate.delete(key);
   }
}

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;
import java.util.concurrent.TimeUnit;
@Service
public class RedisService {
   @Autowired
   private RedisTemplate<String, Object> redisTemplate;
   // 创建临时数据并设置过期时间
   public void createTemporaryData(String key, Object value, long timeout, TimeUnit unit) {
       redisTemplate.opsForValue().set(key, value, timeout, unit);
   }
}

redisTemplate.opsForValue().set("exampleKey", "exampleValue", 10, TimeUnit.SECONDS);

import com.fasterxml.jackson.databind.ObjectMapper;
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.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;
@Configuration
public class RedisConfig {
    @Bean
    public RedisTemplate<String, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
        RedisTemplate<String, Object> template = new RedisTemplate<>();
        template.setConnectionFactory(redisConnectionFactory);
        Jackson2JsonRedisSerializer<Object> serializer = new Jackson2JsonRedisSerializer<>(Object.class);
        ObjectMapper om = new ObjectMapper();
        om.setVisibility(com.fasterxml.jackson.annotation.PropertyAccessor.ALL, com.fasterxml.jackson.annotation.JsonAutoDetect.Visibility.ANY);  // 所有字段全部可见，包括私有字段等。根据实际情况调整。
        serializer.setObjectMapper(om);  // 设置序列化工具类。也可以自定义序列化工具类。例如：new CustomObjectMapper()。 具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类。例如：new CustomObjectMapper()。具体根据需要选择合适的序列化工具类