Example usage for java.text SimpleDateFormat toPattern

Introduction

In this page you can find the example usage for java.text SimpleDateFormat toPattern.

Prototype

public String toPattern()

Source Link

Document

Returns a pattern string describing this date format.

Usage

From source file:Main.java

public static void main(String[] args) {
    DateFormat df = DateFormat.getDateInstance();
    if (df instanceof SimpleDateFormat) {
        SimpleDateFormat sdf = (SimpleDateFormat) df;
        System.out.println(sdf.toPattern());
    } else {//from www . j a  va2s . c  om
        System.out.println("sorry");
    }
}

From source file:Main.java

public static void main(String args[]) {
    SimpleDateFormat df = (SimpleDateFormat) DateFormat.getDateInstance(DateFormat.SHORT);
    System.out.println("The short date format is  " + df.toPattern());
    Locale loc = Locale.ITALY;
    df = (SimpleDateFormat) DateFormat.getDateInstance(DateFormat.SHORT, loc);
    System.out.println("The short date format is  " + df.toPattern());
}

From source file:Main.java

private static String setDate(int day, Locale locale) {
    Calendar cal = Calendar.getInstance();
    cal.add(Calendar.DATE, +day);
    DateFormat df = DateFormat.getDateInstance(DateFormat.SHORT, locale);
    if (df instanceof SimpleDateFormat) {
        SimpleDateFormat sdf = (SimpleDateFormat) df;
        // To show Locale specific short date expression with full year
        String pattern = sdf.toPattern().replaceAll("y+", "yyyy");
        sdf.applyPattern(pattern);//from   ww w. jav  a 2s . com
        return sdf.format(cal.getTime());
    }
    String formattedDate = df.format(cal.getTime());
    return formattedDate;
}

From source file:surrey.csv.profile.expression.DateExpressionEvaluator.java

public static Date getDate(String input) {
    SimpleDateFormat df = new SimpleDateFormat();
    String pattern = df.toPattern();
    String value = input;//from w w w  . j  a v  a 2s. c o  m
    if (input.indexOf(PATTERN_SEPARATOR) > -1) {
        pattern = input.substring(0, input.indexOf(PATTERN_SEPARATOR));
        value = input.substring(input.indexOf(PATTERN_SEPARATOR) + PATTERN_SEPARATOR.length());
    }
    df.applyPattern(pattern);
    try {
        Date date = df.parse(value);
        return date;
    } catch (ParseException e) {
        return null;
    }
}

From source file:vng.paygate.domain.common.DateUtils.java

public static boolean checkDateFormat(String inDate, String format) {
    if (inDate == null) {
        return false;
    }/*  w w w.  j  av a 2  s .  c  om*/
    SimpleDateFormat dateFormat = new SimpleDateFormat(format);
    if (inDate.trim().length() != dateFormat.toPattern().length()) {
        return false;
    }
    dateFormat.setLenient(false);
    try {
        dateFormat.parse(inDate.trim());
    } catch (Exception ex) {
        return false;
    }
    return true;
}

From source file:net.sf.housekeeper.swing.util.BoundComponentFactory.java

/**
 * Creates a JSpinner whose value is bound to the given ValueModel. This
 * means, that the value of the spinner and the value of the ValueModel are
 * synchronized bidirectionally. Additionally, the spinner uses
 * the current locale's short format for displaying a date.
 * /*from w w  w . j  a  v  a  2  s  .c om*/
 * @param valueModel the model that provides the value. Must not be null and
 *            must provide {@link Date}objects.
 * @return A spinner whose value is bound to <code>valueModel</code>.
 */
public static JSpinner createDateSpinner(final ValueModel valueModel) {
    assert valueModel != null : "Parameter valueModel must not be null";
    assert valueModel.getValue().getClass()
            .equals(Date.class) : "valueModel must provide Date objects as values";

    final SpinnerDateModel model = new SpinnerDateModelAdapter(valueModel);
    //Need to truncate the current date for correct spinner operation
    model.setStart(DateUtils.truncate(new Date(), Calendar.DAY_OF_MONTH));
    model.setCalendarField(Calendar.DAY_OF_MONTH);

    final JSpinner spinner = new JSpinner(model);

    //Set the spinner's editor to use the current locale's short date
    // format
    final SimpleDateFormat dateFormat = (SimpleDateFormat) SimpleDateFormat.getDateInstance(DateFormat.SHORT);
    final String formatPattern = dateFormat.toPattern();
    spinner.setEditor(new JSpinner.DateEditor(spinner, formatPattern));

    return spinner;
}

From source file:DateUtil.java

/**
 * Gets date pattern without time symbols according to given locale and date style
 *
 * @param locale    Locale to searh pattern for
 * @param dateStyle Date style to search pattern by
 * @return Date pattern without time symbols
 *///from   ww  w  . j a v a 2s.co  m
public static String getDatePattern(Locale locale, int dateStyle) {
    String id = locale.toString() + "+" + dateStyle;
    String pattern = (String) patterns.get(id);
    if (pattern == null) {
        SimpleDateFormat format = (SimpleDateFormat) DateFormat.getDateInstance(dateStyle, locale);
        pattern = format.toPattern();
        patterns.put(id, pattern);
    }
    return pattern;
}

From source file:br.com.nordestefomento.jrimum.utilix.DateUtil.java

/**
 * <p>/*from ww  w .  ja  v a2  s .  c o m*/
 * Converte um objeto <code>String</code> em um objeto
 * <code>java.util.Date</code> atravs do objeto
 * <code>java.text.DateFormat</code> especificado.
 * </p>
 * 
 * @param dateAsString
 *            - um valor de data em forma de <code>String</code>.
 * @param dateFormat
 *            - formatador para objetos <code>java.util.Date</code>.
 * @return Objeto <code>java.util.Date</code> convertido a partir do objeto
 *         <code>String</code>
 * 
 * @throws IllegalArgumentException
 *             caso o objeto <code>String</code> no seja um valor vlido de
 *             data suportado pelo formatador.
 * @since 0.2
 */
public static Date parse(String dateAsString, DateFormat dateFormat) {

    Date date = null;

    if (dateAsString == null) {
        throw new NullPointerException("A String a ser convertida no pode ter valor [null].");
    }

    if (dateFormat == null) {
        throw new NullPointerException("O formatador no pode ter valor [null].");
    }

    try {

        date = dateFormat.parse(dateAsString);

    } catch (ParseException e) {

        String msg = "A String [" + dateAsString + "] deve ser uma data vlida no formato";
        if (dateFormat instanceof SimpleDateFormat) {
            SimpleDateFormat sdf = (SimpleDateFormat) dateFormat;
            msg += " [" + sdf.toPattern() + "].";

        } else {
            msg += " especificado.";
        }

        IllegalArgumentException iae = new IllegalArgumentException(msg);
        iae.initCause(e);
        throw iae;
    }

    return date;
}

From source file:com.espertech.esper.client.util.DateTime.java

private static Date parse(String str, SimpleDateFormat format) {
    Date d;//w ww . ja v  a2s. com
    try {
        d = format.parse(str);
    } catch (ParseException e) {
        log.warn("Error parsing date '" + str + "' according to format '" + format.toPattern() + "': "
                + e.getMessage(), e);
        return null;
    }
    return d;
}

From source file:org.jdal.vaadin.ui.FormUtils.java

/**
 * Create a new DateField with format for current locale and given style.
 * @param style DateFormat style// w w w  . j a  va2 s  .  c  o m
 * @return a new DateField
 */
public static DateField newDateField(int style) {
    DateField df = new DateField();
    Locale locale = LocaleContextHolder.getLocale();
    df.setLocale(locale);
    DateFormat dateFormat = DateFormat.getDateInstance(style);

    if (dateFormat instanceof SimpleDateFormat) {
        SimpleDateFormat sdf = (SimpleDateFormat) dateFormat;
        df.setDateFormat(sdf.toPattern());
    }

    return df;
}