Java Code Examples for org.apache.commons.lang3.time.FastDateFormat#format()

/**
 * This method implements a datetime equality check using the rules as defined by FHIRPath (R2)
 *
 * Caveat: this implementation assumes local timezone for unspecified timezones 
 */
public Boolean equalsUsingFhirPathRules(BaseDateTimeType theOther) {
  TemporalPrecisionEnum mp = this.myPrecision == TemporalPrecisionEnum.MILLI ? TemporalPrecisionEnum.SECOND : this.myPrecision;
  TemporalPrecisionEnum op = theOther.myPrecision == TemporalPrecisionEnum.MILLI ? TemporalPrecisionEnum.SECOND : theOther.myPrecision;
  TemporalPrecisionEnum cp = (mp.compareTo(op) < 0) ? mp : op;
  FastDateFormat df = FastDateFormat.getInstance("yyyy-MM-dd'T'HH:mm:ss.SSS");
  String ms = df.format(this.getValue());
  String os = df.format(theOther.getValue());
  if (!sub(ms, cp.stringLength()).equals(sub(os, cp.stringLength()))) {
    return false;
  }
  if (mp != op) {
    return null;
  }
  if (this.myPrecision == TemporalPrecisionEnum.MILLI || theOther.myPrecision == TemporalPrecisionEnum.MILLI) {
    float mf = Float.parseFloat(ms.substring(17)); 
    float of = Float.parseFloat(os.substring(17));
    if (mf != of) {
      return false;
    }
  }
  return true;
}
 

/**
 * Converts a date to a string, returning the "date" portion using the operating system's locale's conventions.
 * @param context the JavaScript context
 * @param thisObj the scriptable
 * @param args the arguments passed into the method
 * @param function the function
 * @return converted string
 */
public static String toLocaleDateString(
        final Context context, final Scriptable thisObj, final Object[] args, final Function function) {
    final String formatString;
    final BrowserVersion browserVersion = ((Window) thisObj.getParentScope()).getBrowserVersion();

    if (browserVersion.hasFeature(JS_DATE_WITH_LEFT_TO_RIGHT_MARK)) {
        // [U+200E] -> Unicode Character 'LEFT-TO-RIGHT MARK'
        formatString = "\u200EM\u200E/\u200Ed\u200E/\u200Eyyyy";
    }
    else if (browserVersion.hasFeature(JS_DATE_LOCALE_DATE_SHORT)) {
        formatString = "M/d/yyyy";
    }
    else {
        formatString = "EEEE, MMMM dd, yyyy";
    }
    final FastDateFormat format =  FastDateFormat.getInstance(formatString, getLocale(browserVersion));
    return format.format(getDateValue(thisObj));
}
 

/**
 * Converts a date to a string, returning the "time" portion using the current locale's conventions.
 * @param context the JavaScript context
 * @param thisObj the scriptable
 * @param args the arguments passed into the method
 * @param function the function
 * @return converted string
 */
public static String toLocaleTimeString(
        final Context context, final Scriptable thisObj, final Object[] args, final Function function) {
    final String formatString;
    final BrowserVersion browserVersion = ((Window) thisObj.getParentScope()).getBrowserVersion();

    if (browserVersion.hasFeature(JS_DATE_WITH_LEFT_TO_RIGHT_MARK)) {
        // [U+200E] -> Unicode Character 'LEFT-TO-RIGHT MARK'
        formatString = "\u200Eh\u200E:\u200Emm\u200E:\u200Ess\u200E \u200Ea";
    }
    else {
        formatString = "h:mm:ss a";
    }
    final FastDateFormat format =  FastDateFormat.getInstance(formatString, getLocale(browserVersion));
    return format.format(getDateValue(thisObj));
}
 

/**
 * Converts a date to a string, returning the "date" portion using the operating system's locale's conventions.
 * @param context the JavaScript context
 * @param thisObj the scriptable
 * @param args the arguments passed into the method
 * @param function the function
 * @return converted string
 */
public static String toLocaleDateString(
        final Context context, final Scriptable thisObj, final Object[] args, final Function function) {
    final String formatString;
    final BrowserVersion browserVersion = ((Window) thisObj.getParentScope()).getBrowserVersion();

    if (browserVersion.hasFeature(JS_DATE_WITH_LEFT_TO_RIGHT_MARK)) {
        // [U+200E] -> Unicode Character 'LEFT-TO-RIGHT MARK'
        formatString = "\u200EM\u200E/\u200Ed\u200E/\u200Eyyyy";
    }
    else if (browserVersion.hasFeature(JS_DATE_LOCALE_DATE_SHORT)) {
        formatString = "M/d/yyyy";
    }
    else {
        formatString = "EEEE, MMMM dd, yyyy";
    }
    final FastDateFormat format =  FastDateFormat.getInstance(formatString, getLocale(browserVersion));
    return format.format(getDateValue(thisObj));
}
 

/**
 * Converts a date to a string, returning the "time" portion using the current locale's conventions.
 * @param context the JavaScript context
 * @param thisObj the scriptable
 * @param args the arguments passed into the method
 * @param function the function
 * @return converted string
 */
public static String toLocaleTimeString(
        final Context context, final Scriptable thisObj, final Object[] args, final Function function) {
    final String formatString;
    final BrowserVersion browserVersion = ((Window) thisObj.getParentScope()).getBrowserVersion();

    if (browserVersion.hasFeature(JS_DATE_WITH_LEFT_TO_RIGHT_MARK)) {
        // [U+200E] -> Unicode Character 'LEFT-TO-RIGHT MARK'
        formatString = "\u200Eh\u200E:\u200Emm\u200E:\u200Ess\u200E \u200Ea";
    }
    else {
        formatString = "h:mm:ss a";
    }
    final FastDateFormat format =  FastDateFormat.getInstance(formatString, getLocale(browserVersion));
    return format.format(getDateValue(thisObj));
}
 

public static String getShortDateTime(String unixDate)
	{
		Date date = new Date(Long.parseLong(unixDate)*1000);
		Calendar c1 = Calendar.getInstance();
		Calendar c2 = Calendar.getInstance();
		c2.setTime(date);
		
		
		FastDateFormat dateFormat = FastDateFormat.getDateTimeInstance(FastDateFormat.MEDIUM, FastDateFormat.SHORT);
		String pattern = dateFormat.getPattern();
		
		// If not same year
		if (c1.get(Calendar.YEAR) == c2.get(Calendar.YEAR))
		{
			pattern = pattern.replace("y", "");
			
			if (pattern.indexOf("/") == 0 || pattern.indexOf("-") == 0 || pattern.indexOf(".") == 0  || pattern.indexOf("年") == 0)
			{
				pattern = pattern.substring(1);
			}
			
/*			pattern = pattern.replace("EEEE", "EEE");
			pattern = pattern.replace("MMMM", "");
			pattern = pattern.replace("d", "");
		}
		else
		{
			pattern = pattern.replace("MMMM", "MMM");
			pattern = pattern.replace("EEEE", "");*/
		}
		
		pattern = pattern.replace("  ", " ");
		pattern = pattern.trim();
		
		dateFormat = FastDateFormat.getInstance(pattern);
		
		return dateFormat.format(date);
	}
 

private String oneWeekBefore() {
    FastDateFormat dateFormat = FastDateFormat.getInstance("@yyyy/MM/dd");

    Calendar now = Calendar.getInstance();
    now.add(Calendar.WEEK_OF_YEAR, -1);

    return dateFormat.format(now);
}
 

public CachingDateFormatter(FastDateFormat fastDateFormat) {
	this.fastDateFormat = fastDateFormat;
	onSecond = fastDateFormat.getPattern().indexOf("SSS") == -1;

	long current = System.currentTimeMillis();
	this.cachedTime = new AtomicReference<CachedTime>(new CachedTime(current, fastDateFormat.format(current)));
}
 

public CachingDateFormatter(FastDateFormat fastDateFormat) {
	this.fastDateFormat = fastDateFormat;
	onSecond = fastDateFormat.getPattern().indexOf("SSS") == -1;

	long current = System.currentTimeMillis();
	this.cachedTime = new AtomicReference<CachedTime>(new CachedTime(current, fastDateFormat.format(current)));
}
 

private String oneWeekBefore() {
    FastDateFormat dateFormat = FastDateFormat.getInstance("@yyyy/MM/dd");

    Calendar now = Calendar.getInstance();
    now.add(Calendar.WEEK_OF_YEAR, -1);

    return dateFormat.format(now);
}
 

private String oneWeekBefore() {
    FastDateFormat dateFormat = FastDateFormat.getInstance("@yyyy/MM/dd");

    Calendar now = Calendar.getInstance();
    now.add(Calendar.WEEK_OF_YEAR, -1);

    return dateFormat.format(now);
}
 

private String oneWeekBefore() {
    FastDateFormat dateFormat = FastDateFormat.getInstance("@yyyy/MM/dd");

    Calendar now = Calendar.getInstance();
    now.add(Calendar.WEEK_OF_YEAR, -1);

    return dateFormat.format(now);
}
 

public CachingDateFormatter(FastDateFormat fastDateFormat) {
	this.fastDateFormat = fastDateFormat;
	onSecond = fastDateFormat.getPattern().indexOf("SSS") == -1;

	long current = System.currentTimeMillis();
	this.cachedTime = new AtomicReference<CachedTime>(new CachedTime(current, fastDateFormat.format(current)));
}
 

public static String date2String(Date value, String timeZone, @Nonnull String format) {
	FastDateFormat sdf = getDateFormat(timeZone, format);
	return sdf.format(value);
}
 

public static String convert2yyyy_MM_dd_china(long dateMillionSeconds) {
	Date dateTime = new Date(dateMillionSeconds);
	FastDateFormat formatter = yyyy年MM月dd日;
	return formatter.format(dateTime);
}
 

public static String convert2yyyy_MM_dd(long dateMillionSeconds) {
	Date dateTime = new Date(dateMillionSeconds);
	FastDateFormat formatter = YYYY_MM_DD;
	return formatter.format(dateTime);
}
 

public static String convert2yyyy_MM_dd_HH_mm(long dateMillionSeconds) {
	Date dateTime = new Date(dateMillionSeconds);
	FastDateFormat formatter = YYYY_MM_DD_HH_MM;
	return formatter.format(dateTime);
}
 

public static String convert2yyyy_MM_dd_HH_mm_ss(long dateMillionSeconds) {
	Date dateTime = new Date(dateMillionSeconds);
	FastDateFormat formatter = YYYY_MM_DD_HH_MM_SS;
	return formatter.format(dateTime);
}
 

private static String formatToStrWithTimeZone(TimeZone timeZone, long mills, String pattern){
    FastDateFormat dateFormat =  FastDateFormat.getInstance(pattern, timeZone);
    return dateFormat.format(new Date(mills));
}
 

/**
 * Encodes a date in IMAP <code>date-time</code> format.
 * 
 * @param date
 *            <code>Date</code>, not null
 * @return encoded IMAP <code>date-time</code>, not null
 */
public static String encodeDateTime(Date date) {
    final FastDateFormat format = FastDateFormat.getInstance("dd-MMM-yyyy HH:mm:ss Z", TimeZone.getTimeZone("GMT"), Locale.US);
    return format.format(date);
}