Tomcat配置JNDI数据源-配置server.xml

<!--假设应用程序目录是JSP-->
<Context path="/JSP" docBase="JSP">
   <!--使用数据库名为GUESTBOOK-->
   <Resource name="jdbc/demo" scope="Shareable" type="javax.sql.DataSource">
        <ResourceParams name="jdbc/demo">
           <parameter>
                <name>factory</name>
                <value>org.apache.commons.dbcp.BasicDataSourceFactory</value>
           </parameter>

           <parameter>
                <name>url</name>
                <value>jdbc:mysql://localhost/demo</value>
           </parameter>

           <parameter>
                <name>driverClassName</name>
                <value>com.mysql.jdbc.Driver</value>
           </parameter>

           <parameter>
                <name>password</name>
                <value>12345</value>
           </parameter>

           <parameter>
                <name>username</name>
                <value>admin</value>
           </parameter>


          <!---等待Connection的时间，单位ms,  -1表示不限制->
          <parameter>
                <name>maxWait</name>
                <value>3000</value>
           </parameter>

         <!--连接池中最多可idle的connection数，也就是最少的connection数，0表示不限制-->
         <parameter>
                <name>maxIdel</name>
                <value>0</value>
           </parameter>
        
          <!--连接池至多的Connection数，0表示不限制-->
           <parameter>
                <name>maxActive</name>
                <value>100</value>
           </parameter>


           
        </ResourceParams>
   </Resource>
</Context>

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