Date

java.lang.Object
- com.comtrade.ecm.engine.datatypes.Date

```
public class Date
extends java.lang.Object
```
Object that keeps information regarding a calendar date : a year, a month [1-12], and a dayOfMonth [1-28|29|30|31].
Month is INTENTIONALLY returned as an int, in order to avoid dependency on Month.
There are no public constructors, all of the objects must be created using factory methods.

See Also:

Serialized Form

Nested Class Summary

Nested Classes
Modifier and Type Class and Description

static class Date.Unit
Units to be used in Date-mathemathics.

Nested Classes
Modifier and Type	Class and Description
`static class`	`Date.Unit` Units to be used in `Date`-mathemathics.

Field Summary

Fields
Modifier and Type Field and Description

static java.lang.String DEFAULT_DATE_FORMAT
A date-format-pattern to be used for formatting, if no other is defined.

Fields
Modifier and Type	Field and Description
`static java.lang.String`	`DEFAULT_DATE_FORMAT` A date-format-pattern to be used for formatting, if no other is defined.

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`Date`	`add(long amountToAdd, Date.Unit unit)` Changes a current value of an object for `amountToAdd` units of `unit`
`int`	`compareTo(Date other)` Compares an object with another `Date`-object.
`int`	`compareTo(DateTime other)` Compares an object with another `DateTime` object.
`boolean`	`equals(java.lang.Object other)` Compares an object to another `Date` object.
`int`	`getDay()`
`int`	`getMonth()` Month is INTENTIONALLY returned as an int, in order to avoid dependency on `Month`
`int`	`getYear()`
`int`	`hashCode()` Hashcode of an object. Hashcode of an object will be a hashcode of its value-container object `value`
`boolean`	`isSameDateAs(DateTime otherDateTime)` Compares an object to another `DateTime`-object. The method name is INTENTIONALLY chosen NOT TO BE `equals` in order to prevent a possible mix-up. `Date` and `DateTime` will be treated as "of same date" if they are equal on year/month/dayOfMonth level
`static Date`	`now()` Creating a date with a current `Date` value.
`static Date`	`of(Date date)` Creating a date from a `Date`.
`static Date`	`of(DateTime dateTime)` Creating a date from a `DateTime`
`static Date`	`of(java.time.LocalDate localDate)` Creates a date from a `LocalDate`
`Date`	`toEndOfYear()`
`java.util.Date`	`toJavaUtilDate()` Converts an object to `Date`.
`java.time.LocalDate`	`toLocalDate()` Converts an object to `LocalDate`.
`Date`	`toStartOfYear()`
`java.lang.String`	`toString()` Converts to `String`, using `DEFAULT_FORMATTER`.
`static java.lang.String`	`toString(Date date, java.time.format.DateTimeFormatter formatter)` Converts `date` to `String`, using `formatter`, following all other rules of formatting.
`static java.lang.String`	`toString(Date date, java.util.Locale locale)` Converts `date` to `String`, using `locale`, following all other rules of formatting.
`static java.lang.String`	`toString(Date date, java.lang.String formatDescription)` Converts `date` to `String`, using `formatDescription`, following all other rules of formatting.
`java.lang.String`	`toString(java.time.format.DateTimeFormatter formatter)` Converts to `String`, using `formatter`.
`java.lang.String`	`toString(java.util.Locale locale)` Converts to `String`, using `locale`.
`java.lang.String`	`toString(java.lang.String formatDescription)` Converts to `String`, using a `DateTimeFormatter` defined by `formatDescription`.

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

- Field Detail
  - DEFAULT_DATE_FORMAT
```
public static final java.lang.String DEFAULT_DATE_FORMAT
```
    A date-format-pattern to be used for formatting, if no other is defined.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - of
```
public static Date of(java.time.LocalDate localDate)
```
    Creates a date from a LocalDate
    
    Parameters:
    
    localDate - LocalDate object that should be wrapped into a Date-object
    
    Returns:
    
    A newly created Date-object.
  - of
```
public static Date of(DateTime dateTime)
```
    Creating a date from a DateTime
    
    Parameters:
    
    dateTime - DateTime-object that should be casted down to a Date-object.
    
    Returns:
    
    A newly created Date-object.
  - of
```
public static Date of(Date date)
```
    Creating a date from a Date.
    
    Parameters:
    
    date - A Date-object that we are cloning
    
    Returns:
    
    A newly created Date-object.
  - now
```
public static Date now()
```
    Creating a date with a current Date value.
    
    Returns:
    
    A newly created Date-object.
  - toStartOfYear
```
public Date toStartOfYear()
```
    Returns:
    
    The first date of a year of this Date-object.
  - toEndOfYear
```
public Date toEndOfYear()
```
    Returns:
    
    The last date of a year of this Date-object.
  - getYear
```
public int getYear()
```
    Returns:
    
    The year of this Date-object
  - getMonth
```
public int getMonth()
```
    Month is INTENTIONALLY returned as an int, in order to avoid dependency on Month
    
    Returns:
    
    the month-of-year (from 1 to 12) of this Date-object.
  - getDay
```
public int getDay()
```
    Returns:
    
    the day-of-month (from 1 to 28|29|30|31) of this Date-object.
  - compareTo
```
public int compareTo(Date other)
```
    Compares an object with another Date-object.
    
    Returns:
    
    -1, if other is not null and value is null,
    0, if other is null and value is null,
    1, if other is null and value is not null,
    value.compareTo(other.value), otherwise.
  - compareTo
```
public int compareTo(DateTime other)
```
    Compares an object with another DateTime object. Comparation is made only on an intersected set of attributes for Date and DateTime.
    
    Parameters:
    
    other - A comparing object
    
    Returns:
    
    Standard comparing return value
  - add
```
public Date add(long amountToAdd,
                Date.Unit unit)
```
    Changes a current value of an object for amountToAdd units of unit
    
    Parameters:
    
    amountToAdd - quantity of unit to be added (or subtracted, if amountToAdd is negative} to a current object.
    
    unit - Chrono-unit of measure
    
    Returns:
    
    A reference to a current Date-object
  - toLocalDate
```
public java.time.LocalDate toLocalDate()
```
    Converts an object to LocalDate.
    
    Returns:
    
    LocalDate value of an object.
  - toJavaUtilDate
```
public java.util.Date toJavaUtilDate()
```
    Converts an object to Date.
    
    Returns:
    
    Date value of an object.
  - toString
```
public java.lang.String toString()
```
    Converts to String, using DEFAULT_FORMATTER.
    
    Overrides:
    
    toString in class java.lang.Object
    
    Returns:
    
    Date presented as a formatted string
  - toString
```
public java.lang.String toString(java.time.format.DateTimeFormatter formatter)
```
    Converts to String, using formatter. If formatter is null, then a standard toString() is used.
    
    Parameters:
    
    formatter - A format to be used when formatting a date
    
    Returns:
    
    Formatted date
  - toString
```
public java.lang.String toString(java.util.Locale locale)
```
    Converts to String, using locale. If locale is null, then a standard DEFAULT_LOCALE is used.
    
    Parameters:
    
    locale - A locale to be used when formatting a date
    
    Returns:
    
    Formatted date
  - toString
```
public java.lang.String toString(java.lang.String formatDescription)
```
    Converts to String, using a DateTimeFormatter defined by formatDescription.
    
    Parameters:
    
    formatDescription - A String-definition of a DateTimeFormatter to be used when formatting a date
    
    Returns:
    
    Formatted date
  - toString
```
public static java.lang.String toString(Date date,
                                        java.util.Locale locale)
```
    Converts date to String, using locale, following all other rules of formatting.
    
    Parameters:
    
    date - A Date-object that should be converted to a String.
    
    locale - A locale to be used when formatting a date.
    
    Returns:
    
    Formatted date
    
    See Also:
    
    toString(Locale locale)
  - toString
```
public static java.lang.String toString(Date date,
                                        java.lang.String formatDescription)
```
    Converts date to String, using formatDescription, following all other rules of formatting.
    
    Parameters:
    
    date - A Date-object that should be converted to a String.
    
    formatDescription - A String-definition of a DateTimeFormatter to be used when formatting a date.
    
    Returns:
    
    Formatted date
    
    See Also:
    
    toString(String formatDescription)
  - toString
```
public static java.lang.String toString(Date date,
                                        java.time.format.DateTimeFormatter formatter)
```
    Converts date to String, using formatter, following all other rules of formatting.
    
    Parameters:
    
    date - A Date-object that should be converted to a String.
    
    formatter - A format to be used when formatting a date.
    
    Returns:
    
    Formatted date
    
    See Also:
    
    toString(DateTimeFormatter formatter)
  - hashCode
```
public int hashCode()
```
    Hashcode of an object.
    Hashcode of an object will be a hashcode of its value-container object value
    
    Overrides:
    
    hashCode in class java.lang.Object
  - equals
```
public boolean equals(java.lang.Object other)
```
    Compares an object to another Date object. Two Date objects will be treated equal, if their value-container objects value are equal.
    
    Overrides:
    
    equals in class java.lang.Object
    
    Returns:
    
    true, if objects are equal,
    false, otherwise.
  - isSameDateAs
```
public boolean isSameDateAs(DateTime otherDateTime)
```
    Compares an object to another DateTime-object.
    The method name is INTENTIONALLY chosen NOT TO BE equals in order to prevent a possible mix-up.
    Date and DateTime will be treated as "of same date" if they are equal on year/month/dayOfMonth level
    
    Parameters:
    
    otherDateTime - The other object
    
    Returns:
    
    true, if objects are equal on an intersected set of attributes
    false, otherwise.

Class Date

Nested Class Summary

Field Summary

Method Summary

Methods inherited from class java.lang.Object

Field Detail

DEFAULT_DATE_FORMAT

Method Detail

of

of

of

now

toStartOfYear

toEndOfYear

getYear

getMonth

getDay

compareTo

compareTo

add

toLocalDate

toJavaUtilDate

toString

toString

toString

toString

toString

toString

toString

hashCode

equals

isSameDateAs