Redis在springboot中的使用教程

依赖如下：

<dependency>  <groupId>org.springframework.boot</groupId>  <artifactId>spring-boot-starter-data-redis</artifactId></dependency>

配置文件如下：

spring:redis:  open: true # 是否开启redis缓存 true开启  false关闭  database: 0  host: 47.104.208.124  port: 6378  password: lf.1228  # 密码（默认为空）  timeout: 6000 # 连接超时时长（毫秒）  pool:    max-active: 1000 # 连接池最大连接数（使用负值表示没有限制）    max-wait: -1   # 连接池最大阻塞等待时间（使用负值表示没有限制）    max-idle: 10   # 连接池中的最大空闲连接    min-idle: 5    # 连接池中的最小空闲连接

RedisConfig类：

@Configurationpublic class RedisConfig {  @Autowired  private RedisConnectionFactory factory;  @Bean  public RedisTemplate<String, Object> redisTemplate() {    RedisTemplate<String, Object> redisTemplate = new RedisTemplate<>();    redisTemplate.setKeySerializer(new StringRedisSerializer());    redisTemplate.setHashKeySerializer(new StringRedisSerializer());    redisTemplate.setHashValueSerializer(new StringRedisSerializer());    redisTemplate.setValueSerializer(new StringRedisSerializer());    redisTemplate.setConnectionFactory(factory);    return redisTemplate;  }  @Bean  public HashOperations<String, String, Object> hashOperations(RedisTemplate<String, Object> redisTemplate) {    return redisTemplate.opsForHash();  }  @Bean  public ValueOperations<String, String> valueOperations(RedisTemplate<String, String> redisTemplate) {    return redisTemplate.opsForValue();  }  @Bean  public ListOperations<String, Object> listOperations(RedisTemplate<String, Object> redisTemplate) {    return redisTemplate.opsForList();  }  @Bean  public SetOperations<String, Object> setOperations(RedisTemplate<String, Object> redisTemplate) {    return redisTemplate.opsForSet();  }  @Bean  public ZSetOperations<String, Object> zSetOperations(RedisTemplate<String, Object> redisTemplate) {    return redisTemplate.opsForZSet();  }}

RedisUtils如下：

@Componentpublic class RedisUtils {  @Autowired  private RedisTemplate<String, Object> redisTemplate;  @Autowired  private ValueOperations<String, String> valueOperations;  @Autowired  private HashOperations<String, String, Object> hashOperations;  @Autowired  private ListOperations<String, Object> listOperations;  @Autowired  private SetOperations<String, Object> setOperations;  @Autowired  private ZSetOperations<String, Object> zSetOperations;  /** 默认过期时长，单位：秒 */  public final static long DEFAULT_EXPIRE = 60 * 60 * 24;  /** 不设置过期时长 */  public final static long NOT_EXPIRE = -1;  private final static Gson gson = new Gson();  public void set(String key, Object value, long expire){    valueOperations.set(key, toJson(value));    if(expire != NOT_EXPIRE){      redisTemplate.expire(key, expire, TimeUnit.SECONDS);    }  }  public void set(String key, Object value){    set(key, value, DEFAULT_EXPIRE);  }  public <T> T get(String key, Class<T> clazz, long expire) {    String value = valueOperations.get(key);    if(expire != NOT_EXPIRE){      redisTemplate.expire(key, expire, TimeUnit.SECONDS);    }    return value == null ? null : fromJson(value, clazz);  }  public <T> T get(String key, Class<T> clazz) {    return get(key, clazz, NOT_EXPIRE);  }  public String get(String key, long expire) {    String value = valueOperations.get(key);    if(expire != NOT_EXPIRE){      redisTemplate.expire(key, expire, TimeUnit.SECONDS);    }    return value;  }  public String get(String key) {    return get(key, NOT_EXPIRE);  }  public void delete(String key) {    redisTemplate.delete(key);  }  /**   * Object转成JSON数据   */  private String toJson(Object object){    if(object instanceof Integer || object instanceof Long || object instanceof Float ||        object instanceof Double || object instanceof Boolean || object instanceof String){      return String.valueOf(object);    }    return gson.toJson(object);  }  /**   * JSON数据，转成Object   */  private <T> T fromJson(String json, Class<T> clazz){    return gson.fromJson(json, clazz);  }}

springboot如何封装redis：

RedisTemplate

所在包：org.springframework.data.redis.core

作用：redis模板，redis事务，序列化支持，操作redis方法

JedisConnectionFactory

所在包：org.springframework.data.redis.connection.jedis
作用：redis连接工厂类，创建redis连接池等

RedisAutoConfiguration

所在包：org.springframework.boot.autoconfigure.data.redis
作用：将redis配置文件相关信息注入工厂类

RedisProperties

所在包：org.springframework.boot.autoconfigure.data.redis
作用：redis连接基础类通过@ConfigurationProperties注解将配置信息注入属性

总结

以上所述是小编给大家介绍的Redis在springboot中的使用教程，希望对大家有所帮助，如果大家有任何疑问请给我留言，小编会及时回复大家的。在此也非常感谢大家对武林网网站的支持！