SimpleExpression (Querydsl - Core module 3.7.0 API)

java.lang.Object
- com.mysema.query.types.expr.DslExpression<T>
- - com.mysema.query.types.expr.SimpleExpression<T>

Type Parameters:

T - expression type

All Implemented Interfaces:

Expression<T>, Serializable

Direct Known Subclasses:

ArrayPath, BeanPath, ComparableExpressionBase, Param, SimpleOperation, SimplePath, SimpleTemplate
```
public abstract class SimpleExpression<T>
extends DslExpression<T>
```
SimpleExpression is the base class for Expression implementations.

Author:

tiwe

See Also:

Serialized Form

Field Summary
- Fields inherited from class com.mysema.query.types.expr.DslExpression
  hashCode, mixin

Constructor Summary

Constructors
Constructor and Description

SimpleExpression(Expression<T> mixin)

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

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`SimpleExpression<T>`	`as(Path<T> alias)` Create an alias for the expression
`SimpleExpression<T>`	`as(String alias)` Create an alias for the expression
`NumberExpression<Long>`	`count()` Get the `count(this)` expression
`NumberExpression<Long>`	`countDistinct()` Get the `count(distinct this)` expression
`BooleanExpression`	`eq(Expression<? super T> right)` Get a `this == right` expression
`BooleanExpression`	`eq(T right)` Get a `this == right` expression
`BooleanExpression`	`eqAll(CollectionExpression<?,? super T> right)`
`BooleanExpression`	`eqAny(CollectionExpression<?,? super T> right)`
`BooleanExpression`	`in(Collection<? extends T> right)` Get a `this in right` expression
`BooleanExpression`	`in(CollectionExpression<?,? extends T> right)` Get a `this in right` expression
`BooleanExpression`	`in(T... right)` Get a `this in right` expression
`BooleanExpression`	`isNotNull()` Create a `this is not null` expression
`BooleanExpression`	`isNull()` Create a `this is null` expression
`BooleanExpression`	`ne(Expression<? super T> right)` Get a `this <> right` expression
`BooleanExpression`	`ne(T right)` Get a `this <> right` expression
`BooleanExpression`	`neAll(CollectionExpression<?,? super T> right)`
`BooleanExpression`	`neAny(CollectionExpression<?,? super T> right)`
`BooleanExpression`	`notIn(Collection<? extends T> right)` Get a `this not in right` expression
`BooleanExpression`	`notIn(CollectionExpression<?,? extends T> right)` Get a `this not in right` expression
`BooleanExpression`	`notIn(T... right)` Get a `this not in right` expression
`SimpleExpression<T>`	`nullif(Expression<T> other)` Get a `nullif(this, other)` expression
`SimpleExpression<T>`	`nullif(T other)` Get a `nullif(this, other)` expression
`CaseForEqBuilder<T>`	`when(Expression<? extends T> other)` Get a case expression builder
`CaseForEqBuilder<T>`	`when(T other)` Get a case expression builder

Methods inherited from class com.mysema.query.types.expr.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.mysema.query.types.Expression
accept

- Constructor Detail
  - SimpleExpression
```
public SimpleExpression(Expression<T> mixin)
```
- Method Detail
  - as
```
public SimpleExpression<T> as(Path<T> alias)
```
    Create an alias for the expression
    
    Overrides:
    
    as in class DslExpression<T>
    
    Returns:
  - as
```
public SimpleExpression<T> as(String alias)
```
    Create an alias for the expression
    
    Overrides:
    
    as in class DslExpression<T>
    
    Returns:
  - isNotNull
```
public BooleanExpression isNotNull()
```
    Create a this is not null expression
    
    Returns:
  - isNull
```
public BooleanExpression isNull()
```
    Create a this is null expression
    
    Returns:
  - count
```
public NumberExpression<Long> count()
```
    Get the count(this) expression
    
    Returns:
    
    count(this)
  - countDistinct
```
public NumberExpression<Long> countDistinct()
```
    Get the count(distinct this) expression
    
    Returns:
    
    count(distinct this)
  - eq
```
public BooleanExpression eq(T right)
```
    Get a this == right expression
    Use expr.isNull() instead of expr.eq(null)
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - eq
```
public BooleanExpression eq(Expression<? super T> right)
```
    Get a this == right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - eqAll
```
public BooleanExpression eqAll(CollectionExpression<?,? super T> right)
```
    Parameters:
    
    right -
    
    Returns:
  - eqAny
```
public BooleanExpression eqAny(CollectionExpression<?,? super T> right)
```
    Parameters:
    
    right -
    
    Returns:
  - in
```
public BooleanExpression in(Collection<? extends T> right)
```
    Get a this in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - in
```
public BooleanExpression in(T... right)
```
    Get a this in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - in
```
public BooleanExpression in(CollectionExpression<?,? extends T> right)
```
    Get a this in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - ne
```
public BooleanExpression ne(T right)
```
    Get a this <> right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - ne
```
public BooleanExpression ne(Expression<? super T> right)
```
    Get a this <> right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - neAll
```
public BooleanExpression neAll(CollectionExpression<?,? super T> right)
```
    Parameters:
    
    right -
    
    Returns:
  - neAny
```
public BooleanExpression neAny(CollectionExpression<?,? super T> right)
```
    Parameters:
    
    right -
    
    Returns:
  - notIn
```
public BooleanExpression notIn(Collection<? extends T> right)
```
    Get a this not in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - notIn
```
public BooleanExpression notIn(T... right)
```
    Get a this not in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - notIn
```
public final BooleanExpression notIn(CollectionExpression<?,? extends T> right)
```
    Get a this not in right expression
    
    Parameters:
    
    right - rhs of the comparison
    
    Returns:
  - nullif
```
public SimpleExpression<T> nullif(Expression<T> other)
```
    Get a nullif(this, other) expression
    
    Parameters:
    
    other -
    
    Returns:
  - nullif
```
public SimpleExpression<T> nullif(T other)
```
    Get a nullif(this, other) expression
    
    Parameters:
    
    other -
    
    Returns:
  - when
```
public CaseForEqBuilder<T> when(T other)
```
    Get a case expression builder
    
    Parameters:
    
    other -
    
    Returns:
  - when
```
public CaseForEqBuilder<T> when(Expression<? extends T> other)
```
    Get a case expression builder
    
    Parameters:
    
    other -
    
    Returns:

Class SimpleExpression<T>

Field Summary

Fields inherited from class com.mysema.query.types.expr.DslExpression

Constructor Summary

Method Summary

Methods inherited from class com.mysema.query.types.expr.DslExpression

Methods inherited from class java.lang.Object

Methods inherited from interface com.mysema.query.types.Expression

Constructor Detail

SimpleExpression

Method Detail

as

as

isNotNull

isNull

count

countDistinct

eq

eq

eqAll

eqAny

in

in

in

ne

ne

neAll

neAny

notIn

notIn

notIn

nullif

nullif

when

when