1 <!-- druid -->  
2         <dependency>  
3             <groupId>com.alibaba</groupId>  
4             <artifactId>druid</artifactId>  
5             <version>0.2.9</version>  
6         </dependency> 

<!-- 配置数据源 -->
    <bean name="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
        init-method="init" destroy-method="close">
        <property name="url" value="${jdbc_url}" />
        <property name="username" value="${jdbc_username}" />
        <property name="password" value="${jdbc_password}" />

        <!-- 初始化连接大小 -->
        <property name="initialSize" value="0" />
        <!-- 连接池最大使用连接数量 -->
        <property name="maxActive" value="20" />
        <!-- 连接池最大空闲 -->
        <property name="maxIdle" value="20" />
        <!-- 连接池最小空闲 -->
        <property name="minIdle" value="0" />
        <!-- 获取连接最大等待时间 -->
        <property name="maxWait" value="60000" />

        <!-- <property name="poolPreparedStatements" value="http://www.mamicode.com/true" /> <property 
            name="maxPoolPreparedStatementPerConnectionSize" value="http://www.mamicode.com/33" /> -->

        <property name="validationQuery" value="${validationQuery}" />
        <property name="testOnBorrow" value="false" />
        <property name="testOnReturn" value="false" />
        <property name="testWhileIdle" value="true" />

        <!-- 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="60000" />
        <!-- 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="25200000" />

        <!-- 打开removeAbandoned功能 -->
        <property name="removeAbandoned" value="true" />
        <!-- 1800秒，也就是30分钟 -->
        <property name="removeAbandonedTimeout" value="1800" />
        <!-- 关闭abanded连接时输出错误日志 -->
        <property name="logAbandoned" value="true" />

        <!-- 监控数据库 -->
        <!-- <property name="filters" value="http://www.mamicode.com/stat" /> -->
        <property name="filters" value="mergeStat" />
    </bean>

#MySQL \u7684\u914D\u7F6E  
hibernate.dialect=org.hibernate.dialect.MySQL5InnoDBDialect
driverClassName=com.mysql.jdbc.Driver
validationQuery=SELECT 1
jdbc_url=jdbc:mysql://localhost:3306/localtest?useUnicode=true&characterEncoding=utf-8
jdbc_username=root
jdbc_password=123456

hibernate.hbm2ddl.auto=update
hibernate.show_sql=true
hibernate.format_sql=true

 1 <!-- 连接池 启用 Web 监控统计功能    start-->  
 2   <filter>  
 3      <filter-name>DruidWebStatFilter</filter-name >  
 4      <filter-class>com.alibaba.druid.support.http.WebStatFilter</filter-class >  
 5          <init-param>  
 6              <param-name>exclusions</param-name >  
 7              <param-value>*.js ,*.gif ,*.jpg ,*.png ,*.css ,*.ico ,*.map,/druid/*</param-value >  
 8          </init-param >
 9          <init-param>  
10             <param-name>sessionStatMaxCount</param-name>  
11             <param-value>2000</param-value>  
12         </init-param>  
13         <init-param>  
14             <param-name>sessionStatEnable</param-name>  
15             <param-value>true</param-value>  
16         </init-param>  
17         <init-param>  
18             <param-name>principalSessionName</param-name>  
19             <param-value>session_user_key</param-value>  
20         </init-param>  
21         <init-param>  
22             <param-name>profileEnable</param-name>  
23             <param-value>true</param-value>  
24         </init-param>    
25   </filter >  
26   <filter-mapping>  
27      <filter-name>DruidWebStatFilter</filter-name >  
28      <url-pattern>/*</url-pattern >  
29   </filter-mapping >  
30   <servlet>  
31      <servlet-name>DruidStatView</servlet-name >  
32      <servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class>  
33      <init-param>  
34         <!-- 允许清空统计数据 -->  
35         <param-name>resetEnable</param-name>  
36         <param-value>true</param-value>  
37     </init-param>  
38     <init-param>  
39         <!-- 用户名 -->  
40         <param-name>loginUsername</param-name>  
41         <param-value>admin</param-value>  
42     </init-param>  
43     <init-param>  
44         <!-- 密码 -->  
45         <param-name>loginPassword</param-name>  
46         <param-value>admin</param-value>  
47     </init-param>  
48   </servlet>  
49   <servlet-mapping>  
50      <servlet-name>DruidStatView</servlet-name>  
51      <url-pattern>/druid/*</url-pattern>  
52   </servlet-mapping>  
53   <!-- http://ip:port/projectname/druid/index.html -->
54   <!-- 连接池 启用 Web 监控统计功能    end-->  

<init-param>  
             <param-name>exclusions</param-name >  
             <param-value>*.js ,*.gif ,*.jpg ,*.png ,*.css ,*.ico ,*.map,/druid/*</param-value >  
         </init-param >