时间日期格式化

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SimpleDateFormat sdf = new SimpleDateFormat(format, Locale.US);

    java.text.SimpleDateFormat
    getLongDateFormat

Date dummyDate = mDummyDate.getTime();
        Log.i(TAG, "date format: " + shortDateFormat.format(dummyDate));
       // if (format != null && !format.equals("")) {
            SimpleDateFormat formatter = new SimpleDateFormat(shortDateFormat.format(date));
            String mTimestampd = formatter.format(date);
SimpleDateFormat dateFormatter = new SimpleDateFormat(strTimeFormat);
time = dateFormatter.format(Calendar.getInstance().getTime());

Log.d(TAG, "Enable GPS time sync");getDateInstanceSHORT

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for (int i = 0; i < formattedDates.length; i++) {
             SimpleDateFormat sdf= new SimpleDateFormat(dateFormats[i], Locale.US);
             String formatted=sdf.format(mDummyDate.getTime());
           //String formatted =
           //         DateFormat.getDateFormatForSetting(getActivity(), dateFormats[i])
           //         .format(mDummyDate.getTime());
            if (dateFormats[i].length() == 0) {
                formattedDates[i] = getResources().
                    getString(R.string.normal_date_format, formatted);
            } else {
                formattedDates[i] = formatted;
            }
        }
        mDateFormat.setEntries(formattedDates);
    }
-----------------------------------------------------------------------------------------------
       updateTimeAndDateDisplay(getActivity());
            String format = preferences.getString(key,
                    getResources().getString(R.string.default_date_format));

         SimpleDateFormat dateFormatter = new SimpleDateFormat(format);
            Settings.System.putString(getContentResolver(),
                    Settings.System.DATE_FORMAT, dateFormatter.format(Calendar.getInstance
().getTime()));
         Log.d(TAG, "dateFormatter"+dateFormatter.format(Calendar.getInstance().getTime
()));
            //updateTimeAndDateDisplay(getActivity());
-----------------------------------------------------------------------------------------------
Log.d(TAG, "mDatePref.setSummary"+DateFormat.getDateFormat(context).format(now.getTime()));
    Log.d(TAG, "mTimePref.setSummary"+DateFormat.getTimeFormat(getActivity()).format
(now.getTime()));
   Log.d(TAG, "mDateFormat.setSummary"+shortDateFormat.format(dummyDate));

<item>yyyy-mmm-dd</item>

        <item>MM-dd-yyyy</item>
        <item>dd-MM-yyyy</item>
        <item>yyyy-MM-dd</item>
        <item>EE-MMM-d-yyyy</item>
        <item>EE-d-MMM-yyyy</item>
        <item>yyyy-MMM-d-EE</item>
        <item>yyyy-MMM-d</item>
        <item>yyyy-d-MMM</item>
        <item>EEEE-MMMM-d</item>

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