第一步：在linux机或windows机上安装memcached服务端（server）
linux中安装memcached：centos中命令 yum -y install memcached
如果没有联网下载mencached的安装包（注意：需要安装依赖libevent）
从网上下载安装包，解压后make&&make install就完成了
第二步：项目中导入memcached客户端jar（client）有两个版本，选择2.4的
第三步：spring集成memcached（memcached.xml中）
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx" xmlns:jdbc="http://www.springframework.org/schema/jdbc"
xmlns:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-3.0.xsd
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-3.0.xsd
http://www.springframework.org/schema/jdbc http://www.springframework.org/schema/jdbc/spring-jdbc-3.0.xsd
http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-3.0.xsd
http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-3.0.xsd">
<!-- Memcached 配置 -->
<bean id="memCachedClient" class="com.danga.MemCached.MemCachedClient">
<constructor-arg>
<value>sockIOPool</value>
</constructor-arg>
</bean>
<!-- Memcached连接池 -->
<bean id="sockIOPool" class="com.danga.MemCached.SockIOPool" factory-method="getInstance" init-method="initialize" destroy-method="shutDown">
<constructor-arg>
<value>sockIOPool</value>
</constructor-arg>
<property name="servers">
<list>
<!--memcached集群，有几个就列几个11211为端口号-->
<value>192.168.200.149:11211</value>
<value>192.168.200.150:11211</value>
</list>
</property>
<property name="weights">
<list>
<value>1</value>
</list>
</property>
</bean>
</beans>