/* * ScheduledTask.java * * Created on January 22, 2002, 3:00 PM */package com.sun.j2ee.workflow.control.warner;/** * * @author  cai * @version */import java.util.Timer;import java.util.TimerTask;import java.util.Calendar;import java.util.Date;import java.util.Iterator;import java.util.Collection;import java.io.*;import java.util.Locale;import com.sun.j2ee.workflow.control.web.*;import com.sun.j2ee.workflow.task.model.TaskModel;import com.sun.j2ee.workflow.util.Debug;import com.sun.j2ee.workflow.mail.*;import com.sun.j2ee.workflow.mail.exceptions.*;/** Schedule a task that executes once every second. * @author Jian (James) Cai */public class ScheduledTask {        Timer timer;    long interval = 1000*60*60*24; //default interval is one day   // long interval = 1000*60;    Date currenttime;        private MailSender amailSender = null;                        public void setInterval(long ainterval) {        interval = ainterval;    }        public long getInterval() {        return interval;    }        public ScheduledTask() {        /*Calendar calendar = Calendar.getInstance();        calendar.set(Calendar.HOUR_OF_DAY, 23);        calendar.set(Calendar.MINUTE, 1);        calendar.set(Calendar.SECOND, 0);        currenttime = calendar.getTime();        */        StartTask();    }        public void StopTask() {        timer.cancel();            }        public void StartTask() {        Debug.println("Start warn startTask");        timer = new Timer();                timer.schedule(new WarnTask(),        getCurrentDate(),        //initial delay        interval);  //subsequent rate            }        public Date getCurrentDate() {        Calendar calendar = Calendar.getInstance();        Date dt = calendar.getTime();                return dt;    }        private String getReceiver(String taskid) {        return "jian.cai@sun.com";            }        private MailSender getMailSender() {        if (amailSender == null) {            amailSender = new MailSender();        }        return amailSender;    }        /**     * @author Jian (James) Cai     */        class WarnTask extends TimerTask {        public void run() {            Debug.println("Run warn task");            TaskUseBean tasklist = new TaskUseBean();            Iterator it = (tasklist.getTaskList()).iterator();            Date dt = getCurrentDate();            while (it.hasNext()) {                TaskModel tm = (TaskModel)it.next();                if ((tm.getPlan_end_dt().before(dt))&&((!(tm.getAct_end_dt().after(tm.getPlan_start_dt())))||(tm.getAct_end_dt().after(tm.getPlan_end_dt())))) {                    EmailModel amesg = new EmailModel("Workflow Warning [Do not reply]",                    "Task Information Warning: \n" +                    "Task end date reached but not finished \n" +                    "Please See "+"http://localhost:8080/workflow/control/viewtask?task_ID="+                    tm.getTask_ID()+ " for Detail.",                    getReceiver(tm.getTask_ID()), Locale.ENGLISH);                    //                    try {                        getMailSender().createAndSendMail(amesg);                        Debug.println("Mail: warning");                    }                    catch (Exception ex) {                        Debug.println("Mail Error:"+ex);                    }                }            }        }    }}