import javax.servlet.http.HttpServlet; import org.apache.log4j.PropertyConfigurator; /** * 初始化Log4J * */ public class Log4jInit extends HttpServlet { public void Init() { String filePath = getInitParameter("log4j"); System.out.println("日志的配置文件路径为:" + filePath); if (filePath != null) { PropertyConfigurator.configure(filePath); // 载入配置文件 System.out.println("日志的配置文件读取成功"); } } }