SpringBoot连接Redis2种模式解析

来自:互联网
时间:2020-05-20
阅读:

一、引入pom

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

二、配置YML文件(二选一)

1.sentinel模式

server:
 port: 80
spring:
 redis:
  sentinel:
   nodes: 192.168.0.106:26379,192.168.0.106:26380,192.168.0.106:26381 //哨兵的ip和端口
   master: mymaster //这个就是哨兵配置文件中 sentinel monitor mymaster 192.168.0.103 6379 2 配置的mymaster

2.Cluster模式

server:
 port: 80
spring:
 redis:
  cluster:
   nodes: 192.168.0.106:7000,192.168.0.106:7001,192.168.0.106:7002,192.168.0.106:7003,192.168.0.106:7004,192.168.0.106:7005

三、配置RedisTemplate模版

个人认为

setKeySerializer

setValueSerializer

不设置也可以,不过在使用的时候,需要自行将keyvalue 转换为json字符串后存入

@Configuration
public class RedisConf {
  @Bean
  public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory redisConnectionFactory) {
    Jackson2JsonRedisSerializer serializer=new Jackson2JsonRedisSerializer(Object.class);
    RedisTemplate<Object, Object> template = new RedisTemplate<>();
    template.setConnectionFactory(redisConnectionFactory);
    template.setKeySerializer(serializer); //设置key序列化
    template.setValueSerializer(serializer);//设置value序列化
return template; } }

四、测试(简单的model就省略了)

@RestController
public class RedisTestController {
  @Autowired
  RedisTemplate redisTemplate;

  @GetMapping("set")
  public void set(){
    redisTemplate.opsForValue().set("key1","123");
    User u=new User();
    u.setId(1);
    u.setName("name姓名");
    redisTemplate.opsForValue().set("user",u);
  }
  @GetMapping("get")
  public Map get(){
    Map map=new HashMap();
    map.put("v1",redisTemplate.opsForValue().get("key1"));
    map.put("v2",redisTemplate.opsForValue().get("user"));
    return map;
  }
}
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