单个Servlet的配置对象

 web.xml

<servlet><servlet-name>FirstServlet</servlet-name><servlet-class>com.ambow.test.FirstServlet</servlet-class><init-param><param-name>charset</param-name><param-value>utf-8</param-value></init-param>
</servlet>
<servlet-mapping><servlet-name>FirstServlet</servlet-name><url-pattern>/first01</url-pattern>
</servlet-mapping>

获取单个Servlet的初始化参数

ServletConfig config;@Override
public void init(ServletConfig config) throws ServletException {super.init(config);this.config = config;
}protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {String charset = config.getInitParameter("charset");//获取初始化参数...
}