DateExpression (Querydsl - Core module 5.0.0 API)

java.lang.Object
- com.querydsl.core.types.dsl.DslExpression<T>
- - com.querydsl.core.types.dsl.SimpleExpression<T>
  - - com.querydsl.core.types.dsl.ComparableExpressionBase<T>
    - - com.querydsl.core.types.dsl.ComparableExpression<T>
      - com.querydsl.core.types.dsl.LiteralExpression<T>
        
        com.querydsl.core.types.dsl.TemporalExpression<T>
        
        com.querydsl.core.types.dsl.DateExpression<T>

Type Parameters:

T - expression type

All Implemented Interfaces:

Expression<T>, java.io.Serializable

Direct Known Subclasses:

DateOperation, DatePath, DateTemplate
```
public abstract class DateExpression<T extends java.lang.Comparable>
extends TemporalExpression<T>
```
DateExpression represents Date expressions The date representation is compatible with the Gregorian calendar.

Author:

tiwe

See Also:

Gregorian calendar, Serialized Form

Field Summary
- Fields inherited from class com.querydsl.core.types.dsl.DslExpression
  hashCode, mixin

Constructor Summary

Constructors
Constructor and Description

DateExpression(Expression<T> mixin)

Constructors
Constructor and Description
`DateExpression(Expression<T> mixin)`

Method Summary

All Methods Static Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`DateExpression<T>`	`as(Path<T> alias)` Create an alias for the expression
`DateExpression<T>`	`as(java.lang.String alias)` Create an alias for the expression
`DateExpression<T>`	`coalesce(Expression<?>... exprs)` Create a `coalesce(this, exprs...)` expression
`DateExpression<T>`	`coalesce(Expression<T> expr)` Create a `coalesce(this, expr)` expression
`DateExpression<T>`	`coalesce(T... args)` Create a `coalesce(this, args...)` expression
`DateExpression<T>`	`coalesce(T arg)` Create a `coalesce(this, arg)` expression
`static DateExpression<java.util.Date>`	`currentDate()` Create an expression representing the current date as a `DateExpression` instance
`static <T extends java.lang.Comparable> DateExpression<T>`	`currentDate(java.lang.Class<T> cl)` Create an expression representing the current date as a `DateExpression` instance
`NumberExpression<java.lang.Integer>`	`dayOfMonth()` Create a day of month expression (range 1-31)
`NumberExpression<java.lang.Integer>`	`dayOfWeek()` Create a day of week expression (range 1-7 / SUN-SAT)
`NumberExpression<java.lang.Integer>`	`dayOfYear()` Create a day of year expression (range 1-356)
`DateExpression<T>`	`max()` Get the maximum value of this expression (aggregation)
`DateExpression<T>`	`min()` Get the minimum value of this expression (aggregation)
`NumberExpression<java.lang.Integer>`	`month()` Create a month expression (range 1-12 / JAN-DEC)
`DateExpression<T>`	`nullif(Expression<T> other)` Create a `nullif(this, other)` expression
`DateExpression<T>`	`nullif(T other)` Create a `nullif(this, other)` expression
`NumberExpression<java.lang.Integer>`	`week()` Create a week expression
`NumberExpression<java.lang.Integer>`	`year()` Create a year expression
`NumberExpression<java.lang.Integer>`	`yearMonth()` Create a year / month expression
`NumberExpression<java.lang.Integer>`	`yearWeek()` Create a ISO yearweek expression

Methods inherited from class com.querydsl.core.types.dsl.TemporalExpression
after, after, before, before

Methods inherited from class com.querydsl.core.types.dsl.LiteralExpression
castToNum, stringValue

Methods inherited from class com.querydsl.core.types.dsl.ComparableExpression
between, between, goe, goe, goeAll, goeAll, goeAny, goeAny, gt, gt, gtAll, gtAll, gtAny, gtAny, loe, loe, loeAll, loeAll, loeAny, loeAny, lt, lt, ltAll, ltAll, ltAny, ltAny, notBetween, notBetween

Methods inherited from class com.querydsl.core.types.dsl.ComparableExpressionBase
asc, desc

Methods inherited from class com.querydsl.core.types.dsl.SimpleExpression
count, countDistinct, eq, eq, eqAll, eqAll, eqAny, eqAny, in, in, in, in, in, isNotNull, isNull, ne, ne, neAll, neAny, notIn, notIn, notIn, notIn, notIn, when, when

Methods inherited from class com.querydsl.core.types.dsl.DslExpression
equals, getType, hashCode, toString

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

Methods inherited from interface com.querydsl.core.types.Expression
accept

- Constructor Detail
  - DateExpression
```
public DateExpression(Expression<T> mixin)
```
- Method Detail
  - currentDate
```
public static DateExpression<java.util.Date> currentDate()
```
    Create an expression representing the current date as a DateExpression instance
    
    Returns:
    
    current date
  - currentDate
```
public static <T extends java.lang.Comparable> DateExpression<T> currentDate(java.lang.Class<T> cl)
```
    Create an expression representing the current date as a DateExpression instance
    
    Parameters:
    
    cl - type of expression
    
    Returns:
    
    current date
  - as
```
public DateExpression<T> as(Path<T> alias)
```
    Description copied from class: SimpleExpression
    
    Create an alias for the expression
    
    Overrides:
    
    as in class ComparableExpression<T extends java.lang.Comparable>
    
    Returns:
    
    alias expression
  - as
```
public DateExpression<T> as(java.lang.String alias)
```
    Description copied from class: SimpleExpression
    
    Create an alias for the expression
    
    Overrides:
    
    as in class ComparableExpression<T extends java.lang.Comparable>
    
    Returns:
    
    alias expression
  - dayOfMonth
```
public NumberExpression<java.lang.Integer> dayOfMonth()
```
    Create a day of month expression (range 1-31)
    
    Returns:
    
    day of month
  - dayOfWeek
```
public NumberExpression<java.lang.Integer> dayOfWeek()
```
    Create a day of week expression (range 1-7 / SUN-SAT)
    NOT supported in JDOQL and not in Derby
    
    Returns:
    
    day of week
  - dayOfYear
```
public NumberExpression<java.lang.Integer> dayOfYear()
```
    Create a day of year expression (range 1-356)
    NOT supported in JDOQL and not in Derby
    
    Returns:
    
    day of year
  - max
```
public DateExpression<T> max()
```
    Get the maximum value of this expression (aggregation)
    
    Overrides:
    
    max in class ComparableExpression<T extends java.lang.Comparable>
    
    Returns:
    
    max(this)
  - min
```
public DateExpression<T> min()
```
    Get the minimum value of this expression (aggregation)
    
    Overrides:
    
    min in class ComparableExpression<T extends java.lang.Comparable>
    
    Returns:
    
    min(this)
  - month
```
public NumberExpression<java.lang.Integer> month()
```
    Create a month expression (range 1-12 / JAN-DEC)
    
    Returns:
    
    month
  - week
```
public NumberExpression<java.lang.Integer> week()
```
    Create a week expression
    
    Returns:
    
    week
  - year
```
public NumberExpression<java.lang.Integer> year()
```
    Create a year expression
    
    Returns:
    
    year
  - yearMonth
```
public NumberExpression<java.lang.Integer> yearMonth()
```
    Create a year / month expression
    
    Returns:
    
    year month
  - yearWeek
```
public NumberExpression<java.lang.Integer> yearWeek()
```
    Create a ISO yearweek expression
    
    Returns:
    
    year week
  - nullif
```
public DateExpression<T> nullif(Expression<T> other)
```
    Create a nullif(this, other) expression
    
    Overrides:
    
    nullif in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    other -
    
    Returns:
    
    nullif(this, other)
  - nullif
```
public DateExpression<T> nullif(T other)
```
    Create a nullif(this, other) expression
    
    Overrides:
    
    nullif in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    other -
    
    Returns:
    
    nullif(this, other)
  - coalesce
```
public DateExpression<T> coalesce(Expression<T> expr)
```
    Create a coalesce(this, expr) expression
    
    Overrides:
    
    coalesce in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    expr - additional argument
    
    Returns:
    
    coalesce
  - coalesce
```
public DateExpression<T> coalesce(Expression<?>... exprs)
```
    Create a coalesce(this, exprs...) expression
    
    Overrides:
    
    coalesce in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    exprs - additional arguments
    
    Returns:
    
    coalesce
  - coalesce
```
public DateExpression<T> coalesce(T arg)
```
    Create a coalesce(this, arg) expression
    
    Overrides:
    
    coalesce in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    arg - additional argument
    
    Returns:
    
    coalesce
  - coalesce
```
public DateExpression<T> coalesce(T... args)
```
    Create a coalesce(this, args...) expression
    
    Overrides:
    
    coalesce in class ComparableExpression<T extends java.lang.Comparable>
    
    Parameters:
    
    args - additional arguments
    
    Returns:
    
    coalesce

Class DateExpression<T extends java.lang.Comparable>

Field Summary

Fields inherited from class com.querydsl.core.types.dsl.DslExpression

Constructor Summary

Method Summary

Methods inherited from class com.querydsl.core.types.dsl.TemporalExpression

Methods inherited from class com.querydsl.core.types.dsl.LiteralExpression

Methods inherited from class com.querydsl.core.types.dsl.ComparableExpression

Methods inherited from class com.querydsl.core.types.dsl.ComparableExpressionBase

Methods inherited from class com.querydsl.core.types.dsl.SimpleExpression

Methods inherited from class com.querydsl.core.types.dsl.DslExpression

Methods inherited from class java.lang.Object

Methods inherited from interface com.querydsl.core.types.Expression

Constructor Detail

DateExpression

Method Detail

currentDate

currentDate

as

as

dayOfMonth

dayOfWeek

dayOfYear

max

min

month

week

year

yearMonth

yearWeek

nullif

nullif

coalesce

coalesce

coalesce

coalesce