druid 参考配置

mysql

<!-- 配置druid连接池 -->
    <context:property-placeholder location="classpath:jdbc.properties"/>
    <bean id="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="${jdbc.password}" />
        <property name="initialSize" value="${jdbc.initialSize}" />
        <property name="minIdle" value="${jdbc.minIdle}" />
        <property name="maxActive" value="${jdbc.maxActive}" />
        <property name="maxWait" value="${jdbc.maxWait}" />
        <property name="timeBetweenEvictionRunsMillis" value="${jdbc.timeBetweenEvictionRunsMillis}" />
        <property name="minEvictableIdleTimeMillis" value="${jdbc.minEvictableIdleTimeMillis}" />
        <property name="validationQuery" value="${jdbc.validationQuery}" />
        <property name="testWhileIdle" value="${jdbc.testWhileIdle}" />
        <property name="testOnBorrow" value="${jdbc.testOnBorrow}" />
        <property name="testOnReturn" value="${jdbc.testOnReturn}" />
        <property name="filters" value="${jdbc.filters}" />
        <property name="proxyFilters">
            <list>
                <ref bean="logFilter" />
            </list>
        </property>
    </bean>
    <bean id="logFilter" class="com.alibaba.druid.filter.logging.Slf4jLogFilter">
        <property name="statementExecutableSqlLogEnable" value="false" />
    </bean>

jdbc.url=jdbc:mysql://192.168.1.81:3306/sinotn_safe?useUnicode=true&characterEncoding=utf-8
jdbc.username=sinotn
jdbc.password=123456
jdbc.initialSize=1
jdbc.minIdle=1
jdbc.maxActive=200
jdbc.maxWait=60000
jdbc.timeBetweenEvictionRunsMillis=60000
jdbc.minEvictableIdleTimeMillis=30000
jdbc.validationQuery=SELECT 'x'
jdbc.testWhileIdle=true
jdbc.testOnBorrow=false
jdbc.testOnReturn=false
jdbc.filters=stat

oracle

<bean id="dataSource" class="com.alibaba.druid.pool.DruidDataSource"
        init-method="init" destroy-method="close">
        <!-- 基本属性 url、user、password -->
        <property name="url" value="jdbc:oracle:thin:@127.0.0.1:1521:ORCL" />
        <property name="username" value="gxsafe20180527" />
        <property name="password" value="123456" />

        <!-- 配置初始化大小、最小、最大 -->
        <property name="initialSize" value="1" />
        <property name="minIdle" value="1" />
        <property name="maxActive" value="100" />

        <!-- 配置获取连接等待超时的时间 -->
        <property name="maxWait" value="60000" />

        <!-- 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="300000" />

        <property name="validationQuery" value="SELECT 'x' FROM DUAL " />
        <property name="testWhileIdle" value="true" />
        <property name="testOnBorrow" value="false" />
        <property name="testOnReturn" value="false" />

        <!-- 打开PSCache，并且指定每个连接上PSCache的大小 -->
        <property name="poolPreparedStatements" value="true" />
        <property name="maxPoolPreparedStatementPerConnectionSize"
            value="20" />

        <!-- 配置监控统计拦截的filters -->
        <property name="filters" value="stat" />
        <property name="proxyFilters">
            <list>
                <ref bean="logFilter" />
            </list>
        </property>
    </bean>

    <bean id="logFilter" class="com.alibaba.druid.filter.logging.Slf4jLogFilter">
        <property name="statementExecutableSqlLogEnable" value="false" />
    </bean>

web.xml

 <!-- 连接池 启用 Web 监控统计功能 start -->
     <servlet>
         <servlet-name>DruidStatView</servlet-name>
         <servlet-class>com.alibaba.druid.support.http.StatViewServlet</servlet-class>
         <init-param>
             <!-- 用户名 -->
             <param-name>loginUsername</param-name>
             <param-value>druid</param-value>
         </init-param>
         <init-param>
             <!-- 密码 -->
             <param-name>loginPassword</param-name>
             <param-value>druid</param-value>
         </init-param>
     </servlet>
     <servlet-mapping>
         <servlet-name>DruidStatView</servlet-name>
         <url-pattern>/druid/*</url-pattern>
     </servlet-mapping>
     <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>/public/*,*.js,*.css,/druid*,*.jsp,*.swf</param-value>
         </init-param>
         <init-param>
             <param-name>principalSessionName</param-name>
             <param-value>sessionInfo</param-value>
         </init-param>
         <init-param>
             <param-name>profileEnable</param-name>
             <param-value>true</param-value>
         </init-param>
     </filter>
     <filter-mapping>
         <filter-name>druidWebStatFilter</filter-name>
         <url-pattern>/*</url-pattern>
     </filter-mapping>
     <!-- 连接池 启用 Web 监控统计功能 end -->