尝试TimerTask类
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import java.util.Calendar;import java.util.Date;import java.util.Timer;import java.util.TimerTask;public class ReportGenerator extends TimerTask { public void run() { System.out.println("Generating report"); //TODO generate report }}class MainApplication { public static void main(String[] args) { Timer timer = new Timer(); Calendar date = Calendar.getInstance(); date.set( Calendar.DAY_OF_WEEK, Calendar.SUNDAY ); date.set(Calendar.HOUR, 0); date.set(Calendar.MINUTE, 0); date.set(Calendar.SECOND, 0); date.set(Calendar.MILLISECOND, 0); // Schedule to run every Sunday in midnight timer.schedule( new ReportGenerator(), date.getTime(), 1000 * 60 * 60 * 24 * 7 ); }//Main method ends}//MainApplication ends
