initservlet.java

来自「简单的用户管理系统 简单的用户管理系统」· Java 代码 · 共 36 行

package dbconnect;

import javax.servlet.*; 
import javax.servlet.http.*; 

import org.apache.log4j.Logger; 
import org.apache.log4j.BasicConfigurator; 
import org.apache.log4j.PropertyConfigurator; 

public class InitServlet extends HttpServlet {

	public void init() {
	ServletContext sct = getServletContext();
	String prefix = sct.getRealPath("/");
//	log4j 配置文件存放目录
	System.out.println("[....Log4j]: The Root Path: " + prefix);
	System.out.println("[....Log4j]: InitServlet init start...");
	String file = getInitParameter("log4j");
//	log4j 配置文件
	if (file != null) {
	PropertyConfigurator.configure(prefix + file);
//	根据配置初始化log4j
	}

	System.out.println("[....Log4j]: InitServlet Init Sucess...");

	}

	public void doGet(HttpServletRequest req, HttpServletResponse res) {

	}

	public void doPost(HttpServletRequest req, HttpServletResponse res) {

	}
	}