servletconfigdemo.java

来自「jsp-公司管理系统-注册、会员管理等功能」· Java 代码 · 共 37 行

JAVA
37
字号
import javax.servlet.http.HttpServlet;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.Enumeration;
public class ServletConfigDemo extends HttpServlet {
	public void doGet(HttpServletRequest request, HttpServletResponse response)
				throws IOException, ServletException
	{
		response.setContentType("text/html;charset=GB2312");
		PrintWriter out = response.getWriter();
		out.println("<html>");
		out.println("<head>");
		out.println("<title>获取Servlet初始化参数</title>");
		out.println("</head>");
		out.println("<body>");
		//取得Servlet的初始化参数
		String paramName;
		Enumeration enum=getServletConfig().getInitParameterNames();
		while(enum.hasMoreElements()){
			paramName=(String)enum.nextElement();
			out.println("<br>初始化参数:"+paramName+"的值为   "+
			getInitParameter(paramName)+"</br>");
		}
		//取得Servlet程序的名字
		String servletName;
		servletName=getServletConfig().getServletName();
		out.println("<br>当前Servlet程序的名字为:"+servletName+"</br>");
		out.println("</body>");
		out.println("</html>");
		//将信息写入当前suit站点的日志文件
		log("成功取得Servlet的初始化参数");
	}
}

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