android - Alertbox closing Automatically before Intent -

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i want show alertbox before intent in activity.after click "ok" button intent should work in case alertbox showing intent working.i mean alertbox closing automatically before intent. activity code

 alert.showalertdialogpostive(changepass.this, "successfully submited",                                     "password changed successfully", true);                          userfunctions userfunction = new userfunctions();                         userfunction.logoutuser(getapplicationcontext());                            intent dashboard = new intent(getapplicationcontext(), loginactivity.class);                            // close views before launching dashboard                            dashboard.addflags(intent.flag_activity_clear_top);                            startactivity(dashboard);                            // close registration screen                            finish();

and alert builder class

 @suppresswarnings("deprecation")     public void showalertdialogpostive(context context, string title, string message,             boolean status) {         final alertdialog alertdialog = new alertdialog.builder(context).create();          // setting dialog title         alertdialog.settitle(title);         alertdialog.setcancelable(false);         // setting dialog message         alertdialog.setmessage(message);          if(status != null)             // setting alert dialog icon             alertdialog.seticon((status) ? r.drawable.success : r.drawable.success);          // setting ok button         alertdialog.setbutton("ok", new dialoginterface.onclicklistener() {             public void onclick(final dialoginterface dialog, final int which) {                 alertdialog.dismiss();             }         });          // showing alert message         alertdialog.show();      }

intent should work after clicking ok button in alert box.help me !

userfunctions userfunction = new userfunctions();                     userfunction.logoutuser(getapplicationcontext());                        intent dashboard = new intent(getapplicationcontext(), loginactivity.class);                        // close views before launching dashboard                        dashboard.addflags(intent.flag_activity_clear_top);                        startactivity(dashboard);                        // close registration screen                        finish();

move above code inside alert's button click. code below, 

@suppresswarnings("deprecation") public void showalertdialogpostive(context context, string title, string message,         boolean status) {     final alertdialog alertdialog = new alertdialog.builder(context).create();      // setting dialog title     alertdialog.settitle(title);     alertdialog.setcancelable(false);     // setting dialog message     alertdialog.setmessage(message);      if(status != null)         // setting alert dialog icon         alertdialog.seticon((status) ? r.drawable.success : r.drawable.success);      // setting ok button     alertdialog.setbutton("ok", new dialoginterface.onclicklistener() {         public void onclick(final dialoginterface dialog, final int which) {            userfunctions userfunction = new userfunctions();                     userfunction.logoutuser(getapplicationcontext());                        intent dashboard = new intent(getapplicationcontext(), loginactivity.class);                        // close views before launching dashboard                        dashboard.addflags(intent.flag_activity_clear_top);                        startactivity(dashboard);                        // close registration screen                        finish();         }     });      // showing alert message     alertdialog.show();  }

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