Android开发（三十二）——延时

private class GetDataTask extends AsyncTask<Void, Void, String[]>{
    @Override
    protectedString[] doInBackground(Void... params) {
        //Simulates a background job.
        try{
            Thread.sleep(1000);
        } catch(InterruptedException e) {
        }
        return null;
    }
    @Override
    protected voidonPostExecute(String[] result) {
        //Do some stuff here
        //Call onRefreshComplete when the list has been refreshed.
mPullRefreshScrollView.onRefreshComplete();
        super.onPostExecute(result);
    }
}
//调用
new GetDataTask().execute();