<servlet>
<servlet-name>Demo</servlet-name>
<servlet-class>com.Demo</servlet-class>
<init-param>
<param-name>xx</param-name>
<param-value>123</param-value>
</init-param>
<init-param>
<param-name>bbb</param-name>
<param-value>111</param-value>
</init-param>
</servlet>
public class Demo extends HttpServlet {
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
//获取指定的初始化参数
String value = this.getServletConfig().getInitParameter("xxx");
response.getOutputStream().write(value.getBytes());
//获取所有的初始化参数
Enumeration e = this.getServletConfig().getInitParameterNames();
while (e.hasMoreElements()) {
String name = (String) e.nextElement();
value = this.getServletConfig().getInitParameter(name);
response.getOutputStream().write((name + "=" + value + "<br/>").getBytes());
}
}
}
原文：http://7948864.blog.51cto.com/7938864/1576563