org.jfree.chart.axis

Class QuarterDateFormat

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.
Field Summary
static String[]REGULAR_QUARTERS
Symbols for regular quarters.
static String[]ROMAN_QUARTERS
Symbols for roman numbered quarters.
Constructor Summary
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.
Method Summary
booleanequals(Object obj)
Tests this formatter for equality with an arbitrary object.
StringBufferformat(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition)
Formats the given date.
Dateparse(String source, ParsePosition pos)
Parses the given string (not implemented).

Field Detail

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.

Constructor Detail

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.

Method Detail

equals

public boolean equals(Object obj)
Tests this formatter for equality with an arbitrary object.

Parameters: obj the object.

Returns: A boolean.

format

public StringBuffer format(Date date, StringBuffer toAppendTo, FieldPosition fieldPosition)
Formats the given date.

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).

Parameters: source the date string. pos the parse position.

Returns: null, as this method has not been implemented.