com.asakusafw.runtime.value

Class Date

java.lang.Object

com.asakusafw.runtime.value.Date

All Implemented Interfaces:

Comparable<Date>

public class Date
extends Object
implements Comparable<Date>

A light weight class about date.

See Also:

DateUtil, DateOption

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Date.Format Represents kinds of date formats.

Field Summary

Fields

Modifier and Type	Field and Description
static String	FORMAT The default date format.

Constructor Summary

Constructors

Constructor and Description
Date() Creates a new instance which represents 0001/01/01 (YYYY/MM/DD).
Date(int elapsedDays) Creates a new instance.
Date(int year, int month, int day) Creates a new instance.

Method Summary

Modifier and Type	Method and Description
int	compareTo(Date o)
boolean	equals(Object obj)
int	getDay() Returns the day of this date.
int	getElapsedDays() Returns the number of elapsed days from 0001/01/01 (YYYY/MM/DD).
int	getMonth() Returns the month of this date.
int	getYear() Returns the year of this date.
int	hashCode()
void	setElapsedDays(int elapsed) Sets the date as number of elapsed days from 0001/01/01.
String	toString()
static Date	valueOf(String dateString, Date.Format format) Parses the target string and returns the corresponding date object.
static Date	valueOf(StringOption dateString, Date.Format format) Parses the target string and returns the corresponding date as the elapsed days from 0001/01/01 (YYYY/MM/DD).

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

FORMAT

public static final String FORMAT

The default date format.

See Also:

Constant Field Values

Constructor Detail

Date

public Date()

Creates a new instance which represents 0001/01/01 (YYYY/MM/DD).

Date

public Date(int year,
            int month,
            int day)

Creates a new instance.

Parameters:

year - year (1-...)

month - month (1-12)

day - day (1-31)

Date

public Date(int elapsedDays)

Creates a new instance.

Parameters:

elapsedDays - the number of elapsed days from 0001/01/01 (YYYY/MM/DD) (0-origin)

Method Detail

getElapsedDays

public int getElapsedDays()

Returns the number of elapsed days from 0001/01/01 (YYYY/MM/DD).

Returns:

the number of elapsed days (0-origin)

setElapsedDays

public void setElapsedDays(int elapsed)

Sets the date as number of elapsed days from 0001/01/01.

Parameters:

elapsed - the elapsed days (0-origin)

getYear

public int getYear()

Returns the year of this date.

Returns:

the year (1-)

getMonth

public int getMonth()

Returns the month of this date.

Returns:

the month (1-12)

getDay

public int getDay()

Returns the day of this date.

Returns:

the day (1-31)

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object

compareTo

public int compareTo(Date o)

Specified by:

compareTo in interface Comparable<Date>

toString

public String toString()

Overrides:

toString in class Object

valueOf

public static Date valueOf(StringOption dateString,
                           Date.Format format)

Parses the target string and returns the corresponding date as the elapsed days from 0001/01/01 (YYYY/MM/DD).

Parameters:

dateString - the target string

format - the format kind

Returns:

the elapsed days (0-origin)

Throws:

IllegalArgumentException - if the target string is malformed

valueOf

public static Date valueOf(String dateString,
                           Date.Format format)

Parses the target string and returns the corresponding date object.

Parameters:

dateString - the target string

format - the format kind

Returns:

the corresponding date object

Throws:

IllegalArgumentException - if the target string is malformed