1.加入jar包, 下载地址:druid-1.1.0.zip
2.ApplicationContext.xml
<!-- druid阿里云连接池 -->
<bean name="transactionManager" class="org.springframework.jdbc.datasource.DataSourceTransactionManager">
<property name="dataSource" ref="dataSource"></property>
</bean>
<bean id="propertyConfigurer" class="org.springframework.beans.factory.config.PropertyPlaceholderConfigurer">
<property name="locations" value="classpath:druidDB.properties"></property>
</bean>
3.ApplicationContext.xml配置druid
<!-- 阿里 druid 数据库连接池 -->
<bean id = "dataSource" class = "com.alibaba.druid.pool.DruidDataSource" destroy-method = "close">
<!-- 数据库基本信息配置 -->
<property name = "url" value = "${url}"/>
<property name = "username" value = "${username}"/>
<property name = "password" value = "${password}"/>
<property name = "driverClassName" value = "${driverClassName}"/>
<property name = "filters" value = "${filters}"/>
<!-- 最大并发连接数 -->
<property name = "maxActive" value = "${maxActive}"/>
<!-- 初始化连接数量 -->
<property name = "initialSize" value = "${initialSize}"/>
<!-- 配置获取连接等待超时的时间 -->
<property name = "maxWait" value = "${maxWait}"/>
<!-- 最小空闲连接数 -->
<property name = "minIdle" value = "${minIdle}"/>
<!-- 配置间隔多久才进行一次检测，检测需要关闭的空闲连接，单位是毫秒 -->
<property name = "timeBetweenEvictionRunsMillis" value ="${timeBetweenEvictionRunsMillis}"/>
<!-- 配置一个连接在池中最小生存的时间，单位是毫秒 -->
<property name = "minEvictableIdleTimeMillis" value ="${minEvictableIdleTimeMillis}"/>
<property name = "validationQuery" value = "${validationQuery}"/>
<property name = "testWhileIdle" value = "${testWhileIdle}"/>
<property name = "testOnBorrow" value = "${testOnBorrow}"/>
<property name = "testOnReturn" value = "${testOnReturn}"/>
<property name = "maxOpenPreparedStatements" value ="${maxOpenPreparedStatements}"/>
<!-- 打开 removeAbandoned 功能 -->
<property name = "removeAbandoned" value = "${removeAbandoned}"/>
<!-- 1800 秒，也就是 30 分钟 -->
<property name = "removeAbandonedTimeout" value ="${removeAbandonedTimeout}"/>
<!-- 关闭 abanded 连接时输出错误日志 -->
<property name = "logAbandoned" value = "${logAbandoned}"/>
</bean >
4.druidDB.properties
url=jdbc:mysql://localhost:3306/blogdb?useUnicode=true&characterEncoding=utf-8 driverClassName=com.mysql.jdbc.Driver username=Shinelon password=lizhenghua filters=stat maxActive=20 initialSize=1 maxWait=60000 minIdle=10 maxIdle=15 timeBetweenEvictionRunsMillis=60000 minEvictableIdleTimeMillis=300000 validationQuery=SELECT'x' testWhileIdle=true testOnBorrow=false testOnReturn=false maxOpenPreparedStatements=20 removeAbandoned=true removeAbandonedTimeout=1800 logAbandoned=true
5.web.xml
<!-- 连接池 启用 Web 监控统计功能 start-->
<filter>
<filter-name>DruidWebStatFilter</filter-name>
<filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class>
<init-param>
<param-name>exclusions</param-name>
<param-value> *.js ,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*</param-value>
</init-param>
</filter>
<filter-mapping>
<filter-name>DruidWebStatFilter</filter-name>
<url-pattern>/*</url-pattern>
</filter-mapping>
<servlet>
<servlet-name>DruidStatView</servlet-name>
<servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class>
</servlet>
<servlet-mapping>
<servlet-name>DruidStatView</servlet-name>
<url-pattern>/druid/*</url-pattern>
</servlet-mapping>
<!-- 连接池 启用 Web 监控统计功能 end-->
完毕!