Format date with a pattern: 2017-04-12T05:41:46Z for Medium UK locale

DateFormat.java

String dateString = "2017-04-12T05:41:46Z"

        SimpleDateFormat sourceFormat = new SimpleDateFormat("yyyy-MM-dd'T'hh:mm:ss'Z'");
        Date convertedDate;
        String formattedDate = "";

        try {
            convertedDate = sourceFormat.parse(dateString);
	    //will return "12 Apr 2017"
            formattedDate = DateFormat.getDateInstance(DateFormat.MEDIUM, Locale.UK).format(convertedDate);
        } catch (ParseException e) {
            e.printStackTrace();
        }