AI专业者开发社区 1 号成员
  •  0 回帖  •  0 浏览  •  4 个月前
 

Java连接redis集群操作存储、删除以及获取值

pom 文件添加：

?
1
2
3
4
5
6
<!-- https://mvnrepository.com/artifact/redis.clients/jedis -->
<dependency>
    <groupId>redis.clients</groupId>
    <artifactId>jedis</artifactId>
    <version>2.9.0</version>
</dependency>

 

实现代码如下：

?
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
 
import redis.clients.jedis.HostAndPort;
import redis.clients.jedis.JedisCluster;
 
public class Redis {
     
    private JedisCluster jedisCluster;
     
    public Redis()
    {
        String redisString = "redisCluster=192.168.100.46:30601,192.168.100.46:30602,192.168.100.46:30603,192.168.100.46:30604,192.168.100.46:30605,192.168.100.46:30606";
        String[] hostArray = redisString.split(",");
        Set<HostAndPort> nodes = new HashSet<HostAndPort>();
         
        //配置redis集群
        for(String host : hostArray)
        {
            String[] detail = host.split(":");
            nodes.add( new HostAndPort(detail[0] , Integer.parseInt(detail[1])) );
        }
         
        jedisCluster = new JedisCluster(nodes);    
    }
     
    /**
     * 获取redis中指定key的值，value类型为String的使用此方法
     */
    public String get(String key)
    {
        return jedisCluster.get(key);
    }
     
    /**
     * 设置redis中指定key的值，value类型为String的使用此方法
     */
    public void set(String key,String value)
    {
        jedisCluster.set(key,value);
    }
     
    /**
     * 获取redis中指定key的值,对应的value，value类型为MAP的使用此方法
     */
    public Map<String,String> getMap(String key)
    {
        return jedisCluster.hgetAll(key);
    }
     
    /**
     * 删除redis中指定key的值项
     */
    public void del(String key)
    {
        jedisCluster.del(key);
    }
    public static void main(String args[]) {
        String value = new Redis().get("CompanyTenantID_10005");
        System.out.println(value);
    }
}