• StringRedisTemplate 常用方法


    import io.swagger.annotations.Api;
    import io.swagger.annotations.ApiOperation;
    import lombok.extern.slf4j.Slf4j;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.data.redis.core.RedisTemplate;
    import org.springframework.data.redis.core.StringRedisTemplate;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RequestMethod;
    import org.springframework.web.bind.annotation.RestController;
    
    import java.util.HashMap;
    import java.util.List;
    import java.util.Map;
    import java.util.Set;
    import java.util.concurrent.TimeUnit;
    
    @RestController
    @Api(tags = "TestController")
    @RequestMapping("/test")
    @Slf4j
    public class TestController {
    
        @Autowired
        private RedisTemplate redisTemplate;
    
        @Autowired
        private StringRedisTemplate stringRedisTemplate;
    
        @ApiOperation("test")
        @RequestMapping(value = "/test", method = RequestMethod.GET)
        public void test(String key, String hashkey, String value) {
            log.info("key:{},hashkey:{},value:{}", key, hashkey, value);
    
            {
                stringRedisTemplate.opsForValue().set(key, value);
                stringRedisTemplate.opsForValue().setIfAbsent(key, value);
                stringRedisTemplate.opsForValue().increment(key, 2);
                String value_out = stringRedisTemplate.opsForValue().get(key);
                log.info("value_out:{}", value_out);
                Boolean hasKey = stringRedisTemplate.hasKey(key);//判断是否有key所对应的值,有则返回true,没有则返回false
                Boolean expire = stringRedisTemplate.expire(key, 60, TimeUnit.SECONDS);
                // Boolean expireAt = stringRedisTemplate.expireAt(key, new Date());
                byte[] dump = stringRedisTemplate.dump(key);
                Boolean delete = stringRedisTemplate.delete(key);
            }
    
            {//集合
                Long add = stringRedisTemplate.opsForSet().add(key, value, value + "1", value + "2");
                Long remove = stringRedisTemplate.opsForSet().remove(key, value);
                Long size = stringRedisTemplate.opsForSet().size(key);
                Boolean isMember = stringRedisTemplate.opsForSet().isMember(key, value);
                Set<String> members = stringRedisTemplate.opsForSet().members(key);
                stringRedisTemplate.delete(key);
            }
    
            {//有序集合
                stringRedisTemplate.opsForZSet().add(key, value, 0);
                stringRedisTemplate.opsForZSet().add(key, value + 1, 1);
                stringRedisTemplate.opsForZSet().add(key, value + 2, 2);
                Double score = stringRedisTemplate.opsForZSet().score(key, value);
                Set<String> rangeByScore = stringRedisTemplate.opsForZSet().rangeByScore(key, 0, 2);
                log.info("rangeByScore:{}", rangeByScore);
                stringRedisTemplate.delete(key);
            }
    
            {//哈希
                stringRedisTemplate.opsForHash().put(key, hashkey, value);
                stringRedisTemplate.opsForHash().putIfAbsent(key, hashkey, value);
                Map<String, String> stringStringHashMap = new HashMap<>();
                stringStringHashMap.put("1", "2");
                stringStringHashMap.put("3", "4");
                stringRedisTemplate.opsForHash().putAll(key, stringStringHashMap);
                stringRedisTemplate.opsForHash().increment(key, hashkey, 2);
                stringRedisTemplate.opsForHash().hasKey(key, hashkey);
                Object o = stringRedisTemplate.opsForHash().get(key, hashkey);
                log.info("o:{}", o);
                Map<Object, Object> entries = stringRedisTemplate.opsForHash().entries(key);
                log.info("entries:{}", entries);
                Set<Object> keys = stringRedisTemplate.opsForHash().keys(key);
                log.info("keys:{}", keys);
                List<Object> values = stringRedisTemplate.opsForHash().values(key);
                log.info("values:{}", values);
                stringRedisTemplate.delete(key);
            }
    
            {//列表
                stringRedisTemplate.opsForList().leftPush(key, value);
                stringRedisTemplate.opsForList().leftPushIfPresent(key, value);
                stringRedisTemplate.opsForList().leftPush(key, value, value);//如果pivot处值存在则在pivot前面添加
                stringRedisTemplate.opsForList().leftPushAll(key, value, value + 1, value + 2);
                stringRedisTemplate.opsForList().rightPush(key, value);
                stringRedisTemplate.opsForList().set(key, 0, value);//设置指定索引处元素的值
                String index = stringRedisTemplate.opsForList().index(key, 0);
                log.info("index:{}", index);
                List<String> range = stringRedisTemplate.opsForList().range(key, 0, 2);
                log.info("range:{}", range);
    
            }
    
        }
    
    
    }
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  • 原文地址:https://www.cnblogs.com/ooo0/p/15016248.html
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