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spring集成redis cluster详解

2024-07-13 10:13:46
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客户端采用最新的jedis 2.7

1.maven依赖:

<dependency><groupId>redis/277668.html">redis.clients</groupId><artifactId>jedis</artifactId><version>2.7.3</version></dependency>

2.增加spring 配置

<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

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

4.增加java类:

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:

@AutowiredJedisCluster jedisCluster;

总结

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