Servlet映射方式

    <!-- servlet映射方式1 -->
    <servlet>
        <servlet-name>myServlet1</servlet-name>  
        <servlet-class>www.hw.web.MyServlet1</servlet-class>  
    </servlet>
    <servlet-mapping>
        <servlet-name>myServlet1</servlet-name>  
        <url-pattern>/myServlet1</url-pattern>   
    </servlet-mapping>    
    
    <!-- servlet映射方式2 -->
    <servlet>
        <servlet-name>myServlet2</servlet-name>  
        <servlet-class>www.hw.web.MyServlet2</servlet-class>  
    </servlet>
    <servlet-mapping>
        <servlet-name>myServlet2</servlet-name>  
        <url-pattern>/servlet/*</url-pattern>   
    </servlet-mapping>    
    
    <!-- servlet映射方式3 -->
    <servlet>
        <servlet-name>myServlet3</servlet-name>  
        <servlet-class>www.hw.web.MyServlet3</servlet-class>  
    </servlet>
    <servlet-mapping>
        <servlet-name>myServlet3</servlet-name>  
        <url-pattern>*.do</url-pattern>   
    </servlet-mapping>