Package org.jfree.chart.axis

Class QuarterDateFormat

java.lang.Object

java.text.Format

java.text.DateFormat

org.jfree.chart.axis.QuarterDateFormat

All Implemented Interfaces:

Serializable, Cloneable

public class QuarterDateFormat
extends DateFormat
implements Cloneable, Serializable

A formatter that formats dates to show the year and quarter (for example, '2004 IV' for the last quarter of 2004.

See Also:

• Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class java.text.DateFormat

DateFormat.Field

Field Summary

Fields

Modifier and Type	Field	Description
static final String[]	GREEK_QUARTERS	Symbols for greek numbered quarters.
static final String[]	REGULAR_QUARTERS	Symbols for regular quarters.
static final String[]	ROMAN_QUARTERS	Symbols for roman numbered quarters.

Fields inherited from class java.text.DateFormat

AM_PM_FIELD, calendar, DATE_FIELD, DAY_OF_WEEK_FIELD, DAY_OF_WEEK_IN_MONTH_FIELD, DAY_OF_YEAR_FIELD, DEFAULT, ERA_FIELD, FULL, HOUR_OF_DAY0_FIELD, HOUR_OF_DAY1_FIELD, HOUR0_FIELD, HOUR1_FIELD, LONG, MEDIUM, MILLISECOND_FIELD, MINUTE_FIELD, MONTH_FIELD, numberFormat, SECOND_FIELD, SHORT, TIMEZONE_FIELD, WEEK_OF_MONTH_FIELD, WEEK_OF_YEAR_FIELD, YEAR_FIELD

Constructor Summary

Constructors

Constructor	Description
QuarterDateFormat()	Creates a new instance for the default time zone.
QuarterDateFormat(TimeZone zone)	Creates a new instance for the specified time zone.
QuarterDateFormat(TimeZone zone, String[] quarterSymbols)	Creates a new instance for the specified time zone.
QuarterDateFormat(TimeZone zone, String[] quarterSymbols, boolean quarterFirst)	Creates a new instance for the specified time zone.

Method Summary

Modifier and Type	Method	Description
boolean	equals(Object obj)	Tests this formatter for equality with an arbitrary object.
StringBuffer	format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition)	Formats the given date.
Date	parse(String source, ParsePosition pos)	Parses the given string (not implemented).

Methods inherited from class java.text.DateFormat

clone, format, format, getAvailableLocales, getCalendar, getDateInstance, getDateInstance, getDateInstance, getDateTimeInstance, getDateTimeInstance, getDateTimeInstance, getInstance, getNumberFormat, getTimeInstance, getTimeInstance, getTimeInstance, getTimeZone, hashCode, isLenient, parse, parseObject, setCalendar, setLenient, setNumberFormat, setTimeZone

Methods inherited from class java.text.Format

format, formatToCharacterIterator, parseObject

Methods inherited from class java.lang.Object

finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Details

REGULAR_QUARTERS

public static final String[] REGULAR_QUARTERS

Symbols for regular quarters.

ROMAN_QUARTERS

public static final String[] ROMAN_QUARTERS

Symbols for roman numbered quarters.

GREEK_QUARTERS

public static final String[] GREEK_QUARTERS

Symbols for greek numbered quarters.

Constructor Details

QuarterDateFormat

public QuarterDateFormat()

Creates a new instance for the default time zone.

QuarterDateFormat

public QuarterDateFormat(TimeZone zone)

Creates a new instance for the specified time zone.

Parameters:

zone - the time zone (null not permitted).

QuarterDateFormat

public QuarterDateFormat(TimeZone zone,
 String[] quarterSymbols)

Creates a new instance for the specified time zone.

Parameters:

zone - the time zone (null not permitted).

quarterSymbols - the quarter symbols.

QuarterDateFormat

public QuarterDateFormat(TimeZone zone,
 String[] quarterSymbols,
 boolean quarterFirst)

Creates a new instance for the specified time zone.

Parameters:

zone - the time zone (null not permitted).

quarterSymbols - the quarter symbols.

quarterFirst - a flag that controls whether the quarter or the year is displayed first.

Method Details

format

public StringBuffer format(Date date,
 StringBuffer toAppendTo,
 FieldPosition fieldPosition)

Formats the given date.

Specified by:

format in class DateFormat

Parameters:

date - the date.

toAppendTo - the string buffer.

fieldPosition - the field position.

Returns:

The formatted date.

parse

public Date parse(String source,
 ParsePosition pos)

Parses the given string (not implemented).

Specified by:

parse in class DateFormat

Parameters:

source - the date string.

pos - the parse position.

Returns:

null, as this method has not been implemented.

equals

public boolean equals(Object obj)

Tests this formatter for equality with an arbitrary object.

Overrides:

equals in class DateFormat

Parameters:

obj - the object (null permitted).

Returns:

A boolean.