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spring集成redis cluster详解

2021-02-19 23:15cenmin Java教程

这篇文章主要介绍了spring集成redis cluster详解,分享了maven依赖,Spring配置,增加connect-redis.properties 配置文件等相关内容,具有一定参考价值,需要的朋友可以了解下。

客户端采用最新的jedis 2.7

1.maven依赖:

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<dependency>
<groupId>redis.clients</groupId>
<artifactId>jedis</artifactId>
<version>2.7.3</version>
</dependency>

2.增加spring 配置

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<bean name="genericObjectPoolConfig" class="org.apache.commons.pool2.impl.GenericObjectPoolConfig" >
            <property name="maxWaitMillis" value="-1" />
            <property name="maxTotal" value="1000" />
            <property name="minIdle" value="8" />
            <property name="maxIdle" value="100" />
    </bean>
 
    <bean id="jedisCluster" class="xxx.JedisClusterFactory">
        <property name="addressConfig">
            <value>classpath:connect-redis.properties</value>
        </property>
        <property name="addressKeyPrefix" value="address" />  <!-- 属性文件里 key的前缀 -->
        
        <property name="timeout" value="300000" />
        <property name="maxRedirections" value="6" />
        <property name="genericObjectPoolConfig" ref="genericObjectPoolConfig" />
    </bean>

3.增加connect-redis.properties 配置文件

这里配置了6个节点

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address1=*:*
address2=*:*
address3=*:*
address4=*:*
address5=*:*
address6=*:*

4.增加java类:

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import java.util.HashSet;
import java.util.Properties;
import java.util.Set;
import java.util.regex.Pattern;
import org.apache.commons.pool2.impl.GenericObjectPoolConfig;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.core.io.Resource;
import redis.clients.jedis.HostAndPort;
import redis.clients.jedis.JedisCluster;
public class JedisClusterFactory implements FactoryBean<JedisCluster>, InitializingBean {
    private Resource addressConfig;
    private String addressKeyPrefix ;
    private JedisCluster jedisCluster;
    private Integer timeout;
    private Integer maxRedirections;
    private GenericObjectPoolConfig genericObjectPoolConfig;
    private Pattern p = Pattern.compile("^.+[:]\\d{1,5}\\s*$");
    @Override
        public JedisCluster getObject() throws Exception {
        return jedisCluster;
    }
    @Override
        public Class<? extends JedisCluster> getObjectType() {
        return (this.jedisCluster != null ? this.jedisCluster.getClass() : JedisCluster.class);
    }
    @Override
        public Boolean isSingleton() {
        return true;
    }
    private Set<HostAndPort> parseHostAndPort() throws Exception {
        try {
            Properties prop = new Properties();
            prop.load(this.addressConfig.getInputStream());
            Set<HostAndPort> haps = new HashSet<HostAndPort>();
            for (Object key : prop.keySet()) {
                if (!((String) key).startsWith(addressKeyPrefix)) {
                    continue;
                }
                String val = (String) prop.get(key);
                Boolean isIpPort = p.matcher(val).matches();
                if (!isIpPort) {
                    throw new IllegalArgumentException("ip 或 port 不合法");
                }
                String[] ipAndPort = val.split(":");
                HostAndPort hap = new HostAndPort(ipAndPort[0], Integer.parseint(ipAndPort[1]));
                haps.add(hap);
            }
            return haps;
        }
        catch (IllegalArgumentException ex) {
            throw ex;
        }
        catch (Exception ex) {
            throw new Exception("解析 jedis 配置文件失败", ex);
        }
    }
    @Override
        public void afterPropertiesSet() throws Exception {
        Set<HostAndPort> haps = this.parseHostAndPort();
        jedisCluster = new JedisCluster(haps, timeout, maxRedirections,genericObjectPoolConfig);
    }
    public void setAddressConfig(Resource addressConfig) {
        this.addressConfig = addressConfig;
    }
    public void setTimeout(int timeout) {
        this.timeout = timeout;
    }
    public void setMaxRedirections(int maxRedirections) {
        this.maxRedirections = maxRedirections;
    }
    public void setAddressKeyPrefix(String addressKeyPrefix) {
        this.addressKeyPrefix = addressKeyPrefix;
    }
    public void setGenericObjectPoolConfig(GenericObjectPoolConfig genericObjectPoolConfig) {
        this.genericObjectPoolConfig = genericObjectPoolConfig;
    }
}

5.到此配置完成

使用时,直接注入即可, 如下所示:

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@Autowired
JedisCluster jedisCluster;

总结

以上就是本文关于spring集成redis cluster详解的全部内容,希望对大家有所帮助。如有不足之处,欢迎留言指出。感谢朋友们对本站的支持!

原文链接:http://www.open-open.com/code/view/1453520799651

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