log4jinit.java

来自「eclipse java/jsp 航空管理系统」· Java 代码 · 共 43 行

/** 
 * @(#)Log4jInit.java 1.1 2005/04/25
 * <p>copyright:    Copyright 东软 国际合作事业部版权所有</p>
 * <p>company:      neusoft</p>
 * <p>time:         2005.04.25</p>
 */

package log4j;

import org.apache.log4j.PropertyConfigurator;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 * Log4jInit Servlet 类
 * 
 * @author    曲金龙 [e-mail]    
 * @version   1.1， 2005/04/25 
 */
public class Log4jInit extends HttpServlet {
    
    /**
     * log4j初始化.在web.xml中寻找配置文件log4j.properties.
     */
    public void init() {
        try{
		String prefix =  getServletContext().getRealPath("/");
        String file = getInitParameter("log4j");
        System.out.println("log4j启动");
        
        /** 判断log4j配置文件是否存在 */
        if(file != null) {
            PropertyConfigurator.configure(prefix+file);
        }}
		catch(Exception e){
			System.out.print(e);
		}
    }
    
    public void doGet(HttpServletRequest req, HttpServletResponse res) {
    }
}