/**
* 2018-05-01T00:00:00.000+08:00转2018-05-01 00:00:00
* @param oldDateStr
* @return
* @throws ParseException
*/
public static String dealDateFormat(String oldDateStr) throws ParseException {
if(oldDateStr.length()<=10){
return oldDateStr+" 23:59:59";
}
DateFormat df = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
Date date = df.parse(oldDateStr);
SimpleDateFormat df1 = new SimpleDateFormat ("EEE MMM dd HH:mm:ss Z yyyy", Locale.UK);
Date date1 = df1.parse(date.toString());
DateFormat df2 = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss");
return df2.format(date1);
} public static void main(String[] args) throws ParseException {
System.out.println(dealDateFormat("2018-05-01")); }