Android uses timers to perform tasks on a specified date and time

1  Public classMainactivity extends Activity {2 3     PrivateHandler Handler =NewHandler () {4 @Override5          Public voidhandlemessage (Message msg) {6             Switch(msg.what) {7                  Case 1:8LOG.I ("Print","performed a");9                     //the code that needs to be executed is put hereTen                      Break; One             } A         } -     }; -  the @Override -     protected voidonCreate (Bundle savedinstancestate) { - super.oncreate (savedinstancestate); - Setcontentview (r.layout.activity_main); +  -TimerTask task =NewTimerTask () { + @Override A              Public voidrun () { atHandler.sendemptymessage (1); -             } -         }; -Timer timer =NewTimer (true); -Timer.schedule (Task,strtodatelong ("2017-01-09 11:32:00")); -     } in  -  to     /** + * String type Time converted to date - * @param strdate the * @return *      */ $      Public StaticDate Strtodatelong (String strdate) {Panax NotoginsengSimpleDateFormat formatter =NewSimpleDateFormat ("YYYY-MM-DD HH:mm:ss"); -Parseposition pos =NewParseposition (0); theDate strtodate =formatter.parse (strdate, POS); +         returnstrtodate; A     } the}

Transfer from http://blog.csdn.net/Corey_Jia/article/details/51672274

Android uses timers to perform tasks on a specified date and time