Servlet Mapping in Web.xml

<servlet>
      <description></description>
      <display-name>CheckPasswordValidity</display-name>
      <servlet-name>CheckPasswordValidity</servlet-name>
      <servlet-class>com.raj.util.CheckPasswordValidity</servlet-class>
</servlet>
 
<servlet-mapping>
      <servlet-name>CheckPasswordValidity</servlet-name>
      <url-pattern>/CheckPasswordValidity</url-pattern>
</servlet-mapping>