springboot:redis缓存使用前缀

@SuppressWarnings("rawtypes")
  @Bean
  public CacheManager cacheManager(RedisTemplate redisTemplate, ConfigApp configApp) {
    RedisCacheManager redisCacheManager = new RedisCacheManager(redisTemplate);
    // 设置缓存过期时间
    redisCacheManager.setDefaultExpiration(Integer.valueOf(configApp.get("system.cache.time")) * 3600);// 秒
    redisCacheManager.setUsePrefix(true);
    return redisCacheManager;
  }