log4jinit.java

来自「孙鑫的Java Web开发详解一书的源代码」· Java 代码 · 共 19 行

package org.sunxin;

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

public class Log4jInit extends HttpServlet
{
    public void init()
    {
        String prefix =  getServletContext().getRealPath("/");
        String file = getInitParameter("log4j-init-file");
        
        if(file != null)
        {
            PropertyConfigurator.configure(prefix+file);
        }
    }
}