Jfinal中配置定时任务Quartz1.configPlunin配置:@Override	public void configPlugin(Plugins plugins) {				QuartzPlugin cleanTask = new QuartzPlugin("clean.properties");		plugins.add(cleanTask);	}2.clean.properties配置:a.job=com.ninemax.schedule.CleanFile //定时任务指定的程序代码,实现job接口,业务代码在execute()方法中执行a.cron=0 0 0 1 * ? //定时时间a.enable=true //是否启用3.执行方法:package com.ninemax.schedule;import java.io.File;import java.io.FileFilter;import org.quartz.Job;import org.quartz.JobExecutionContext;import org.quartz.JobExecutionException;import com.jfinal.kit.PathKit;/** * 用于清理系统上传文件中的文件 *  * @author ninemax-jzh *  */public class CleanFile implements Job {	@Override	public void execute(JobExecutionContext context)throws JobExecutionException {		String webRootPath = PathKit.getWebRootPath();		File uploadDir = new File(webRootPath, "upload");		if (uploadDir.exists() && uploadDir.isDirectory()) {			File[] files = uploadDir.listFiles(new FileFilter() {				@Override				public boolean accept(File file) {					return !file.isDirectory();				}			});			if (files != null && files.length != 0) {				for (File file : files) {					file.delete();				}			}		}	}}