struts结构访问数据库sqlserver通过命名管道方式怎么访问的?用tcp/ip的传统方式时,struts的配置数据库文件 
<ResourceParams name="jdbc/aaa">
        <parameter>
          <name>driverClassName</name>
          <value>com.microsoft.jdbc.sqlserver.SQLServerDriver</value>
        </parameter>
        <parameter>
          <name>url</name>
          <value>jdbc:microsoft:sqlserver://localhost:1433;DatabaseName=data</value>
        </parameter>
        <parameter>
          <name>username</name>
          <value>sa</value>
        </parameter>
        <parameter>
          <name>password</name>
          <value></value>
        </parameter>       
        <parameter>
          <name>maxActive</name>
          <value>20</value>
        </parameter>
        <parameter>
          <name>maxWait</name>
          <value>5000</value>
        </parameter>
    <parameter>
          <name>maxIdle</name>
          <value>20</value>
        </parameter>
      </ResourceParams>但不知道用命名管道怎么处理,请高手指点????????????