public static void addPatternExample() {
System.out.println("========================================================================");
System.out.println(" addPatternExample()");
System.out.println();
System.out.println(" Use addPattern API to add new '. von' to existing pattern");
System.out.println("========================================================================");
// ---addPatternExample
Date date = new GregorianCalendar(1999, 9, 13, 23, 58, 59).getTime();
ULocale locale = ULocale.FRANCE;
// Create an DateTimePatternGenerator instance for the given locale
DateTimePatternGenerator gen = DateTimePatternGenerator.getInstance(locale);
SimpleDateFormat format = new SimpleDateFormat(gen.getBestPattern("MMMMddHmm"), locale);
DateTimePatternGenerator.PatternInfo returnInfo = new DateTimePatternGenerator.PatternInfo();
// Add '. von' to the existing pattern
gen.addPattern("dd'. von' MMMM", true, returnInfo);
// Apply the new pattern
format.applyPattern(gen.getBestPattern("MMMMddHmm"));
System.out.println("New Pattern for FRENCH: " + format.toPattern());
System.out.println("Date Time in new Pattern: " + format.format(date));
/**
* output of the sample code:
* *************************************************************************************************
* New Pattern for FRENCH: dd. 'von' MMMM HH:mm Date Time in new Pattern: 13. von octobre 23:58
*
* <p>***********************************************************************************************
*/
// ---addPatternExample
}
public static String getBackupFileName() {
SimpleDateFormat format =
new SimpleDateFormat(ITasksCoreConstants.FILENAME_TIMESTAMP_FORMAT, Locale.ENGLISH);
String date = format.format(new Date());
String backupFileName = BACKUP_FILE_PREFIX + date + ".zip"; // $NON-NLS-1$
return backupFileName;
}
@Override
public String apply(String dimValue) {
Date date;
try {
date = timeFormatter.parse(dimValue);
} catch (ParseException e) {
return dimValue;
}
return resultFormatter.format(date);
}
public static void replaceFieldTypesExample() {
// Use repalceFieldTypes API to replace zone 'zzzz' with 'vvvv'
System.out.println("========================================================================");
System.out.println(" replaceFieldTypeExample()");
System.out.println();
System.out.println(" Use replaceFieldTypes API to replace zone 'zzzz' with 'vvvv");
System.out.println("========================================================================");
// ---replaceFieldTypesExample
Date date = new GregorianCalendar(1999, 9, 13, 23, 58, 59).getTime();
TimeZone zone = TimeZone.getTimeZone("Europe/Paris");
ULocale locale = ULocale.FRANCE;
DateTimePatternGenerator gen = DateTimePatternGenerator.getInstance(locale);
SimpleDateFormat format = new SimpleDateFormat("EEEE d MMMM y HH:mm:ss zzzz", locale);
format.setTimeZone(zone);
String pattern = format.toPattern();
System.out.println("Pattern before replacement:");
System.out.println(pattern);
System.out.println("Date/Time format in fr_FR:");
System.out.println(format.format(date));
// Replace zone "zzzz" in the pattern with "vvvv"
String newPattern = gen.replaceFieldTypes(pattern, "vvvv");
// Apply the new pattern
format.applyPattern(newPattern);
System.out.println("Pattern after replacement:");
System.out.println(newPattern);
System.out.println("Date/Time format in fr_FR:");
System.out.println(format.format(date));
/**
* output of the sample code:
* **************************************************************************************************
* Pattern before replacement: EEEE d MMMM y HH:mm:ss zzzz Date/Time format in fr_FR: jeudi 14
* octobre 1999 05:58:59 heure avancée d’Europe centrale Pattern after replacement: EEEE d MMMM
* y HH:mm:ss vvvv Date/Time format in fr_FR: jeudi 14 octobre 1999 05:58:59 heure de l’Europe
* centrale
*
* <p>************************************************************************************************
*/
// ---replaceFieldTypesExample
}
private void doHeader(PrintWriter output, String quoteSymbol, String filename) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy");
output.print('\uFEFF');
output.println(
quoteSymbol
+ " ***************************************************************************");
output.println(quoteSymbol + " *");
output.println(
quoteSymbol
+ " * Copyright (C) 2004-"
+ sdf.format(new Date())
+ ", International Business Machines");
output.println(
quoteSymbol + " * Corporation; Unicode, Inc.; and others. All Rights Reserved.");
output.println(quoteSymbol + " *");
output.println(
quoteSymbol
+ " ***************************************************************************");
output.println(quoteSymbol + " File: " + filename);
output.println(quoteSymbol + " Generated from CLDR ");
output.println(quoteSymbol + "");
}
public static void getBestPatternExample() {
System.out.println("========================================================================");
System.out.println(" getBestPatternExample()");
System.out.println();
System.out.println(" Use DateTimePatternGenerator to create customized date/time pattern:");
System.out.println(" yQQQQ,yMMMM, MMMMd, hhmm, jjmm per locale");
System.out.println("========================================================================");
// ---getBestPatternExample
final String[] skeletons = {
"yQQQQ", // year + full name of quarter, i.e., 4th quarter 1999
"yMMMM", // year + full name of month, i.e., October 1999
"MMMMd", // full name of month + day of the month, i.e., October 25
"hhmm", // 12-hour-cycle format, i.e., 1:32 PM
"jjmm" // preferred hour format for the given locale, i.e., 24-hour-cycle format for fr_FR
};
final ULocale[] locales = {
new ULocale("en_US"), new ULocale("fr_FR"), new ULocale("zh_CN"),
};
DateTimePatternGenerator dtfg = null;
Date date = new GregorianCalendar(1999, 9, 13, 23, 58, 59).getTime();
System.out.printf("%-20s%-35s%-35s%-35s\n\n", "Skeleton", "en_US", "fr_FR", "zh_CN");
for (String skeleton : skeletons) {
System.out.printf("%-20s", skeleton);
for (ULocale locale : locales) {
// create a DateTimePatternGenerator instance for given locale
dtfg = DateTimePatternGenerator.getInstance(locale);
// use getBestPattern method to get the best pattern for the given skeleton
String pattern = dtfg.getBestPattern(skeleton);
// Constructs a SimpleDateFormat with the best pattern generated above and the given locale
SimpleDateFormat sdf = new SimpleDateFormat(pattern, locale);
// Get the format of the given date
System.out.printf("%-35s", sdf.format(date));
}
System.out.println("\n");
}
/**
* output of the sample code:
* ************************************************************************************************************
* Skeleton en_US fr_FR zh_CN
*
* <p>yQQQQ 4th quarter 1999 4e trimestre 1999 1999年第四季度
*
* <p>yMMMM October 1999 octobre 1999 1999年10月
*
* <p>MMMMd October 13 13 octobre 10月13日
*
* <p>hhmm 11:58 PM 11:58 PM 下午11:58
*
* <p>jjmm 11:58 PM 23:58 下午11:58
*
* <p>************************************************************************************************************
*/
// Use DateTime.getPatternInstance to produce the same Date/Time format with predefined constant
// field value
final String[] dtfskeleton = {
DateFormat.YEAR_QUARTER, // year + full name of quarter, i.e., 4th quarter 1999
DateFormat.YEAR_MONTH, // year + full name of month, i.e., October 1999
DateFormat.MONTH_DAY // full name of month + day of the month, i.e., October 25
};
System.out.printf("%-20s%-35s%-35s%-35s\n\n", "Skeleton", "en_US", "fr_FR", "zh_CN");
for (String skeleton : dtfskeleton) {
System.out.printf("%-20s", skeleton);
for (ULocale locale : locales) {
// Use DateFormat.getPatternInstance to get the date/time format for the locale,
// and apply the format to the given date
String df = DateFormat.getPatternInstance(skeleton, locale).format(date);
System.out.printf("%-35s", df);
}
System.out.println("\n");
}
/**
* output of the sample code:
* ***********************************************************************************************************
* Skeleton en_US fr_FR zh_CN
*
* <p>yQQQQ 4th quarter 1999 4e trimestre 1999 1999年第四季度
*
* <p>yMMMM October 1999 octobre 1999 1999年10月
*
* <p>MMMMd October 13 13 octobre 10月13日
* **********************************************************************************************************
*/
// ---getBestPatternExample
}
/**
* Converts the date to a human readable format
*
* @param date long
* @return String date in format yyyyMMdd'T'hhmmss
*/
public static String readableDate(final long date) {
String DATE_FORMAT = "yyyyMMdd'T'hhmmss";
SimpleDateFormat sdf = new SimpleDateFormat(DATE_FORMAT);
return sdf.format(date);
}
private String dateToDateFormat(Date date) {
SimpleDateFormat dateFormat = new SimpleDateFormat("yyyyMMdd");
String currentDate = dateFormat.format(date);
return currentDate;
}