com.mysema.query.types.expr
Class ESimple<D>

java.lang.Object
  com.mysema.query.types.Expr<D>
      com.mysema.query.types.expr.ESimple<D>

Type Parameters:

D -

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

CSimple, ECollectionBase, EComparableBase, EConstructor, EMapBase, ExprConst, ObjectSubQuery, OSimple, Param, PArray, PEntity, PSimple, RowNumber

public abstract class ESimple<D>
extends Expr<D>

ESimple is the base class for Expr implementations. It provides default implementations for most of the abstract methods in Expr

Author:

tiwe

See Also:

Serialized Form

Field Summary

Fields inherited from class com.mysema.query.types.Expr

primitive

Constructor Summary

ESimple(Class<? extends D> type)

Method Summary

Expr<D>	as(Path<D> alias) Create an alias for the operation
ESimple<D>	asExpr() Used for safe casts from Path, SubQuery, Operation and Custom to Expr
ENumber<Long>	count() Get the count(this) expression
ENumber<Long>	countDistinct() Get the count(distinct this) expression
EBoolean	eq(D right) Get a this == right expression
EBoolean	eq(Expr<? super D> right) Get a this == right expression
EBoolean	in(Collection<? extends D> right) Get a this in right expression
EBoolean	in(D... right) Get a this in right expression
EBoolean	in(ECollection<?,? extends D> right) Get a this in right expression
EBoolean	ne(D right) Get a this <> right expression
EBoolean	ne(Expr<? super D> right) Get a this <> right expression
CaseForEqBuilder<D>	when(D other) Get a case expression builder
CaseForEqBuilder<D>	when(Expr<? extends D> other) Get a case expression builder

Methods inherited from class com.mysema.query.types.Expr

accept, equals, getType, hashCode, notIn, notIn, notIn, toString

Methods inherited from class java.lang.Object

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

Constructor Detail

ESimple

public ESimple(Class<? extends D> type)

Method Detail

asExpr

public final ESimple<D> asExpr()

Used for safe casts from Path, SubQuery, Operation and Custom to Expr

Returns:

count

public ENumber<Long> count()

Description copied from class: Expr

Get the count(this) expression

Specified by:

count in class Expr<D>

Returns:

count(this)

countDistinct

public ENumber<Long> countDistinct()

Description copied from class: Expr

Get the count(distinct this) expression

Specified by:

countDistinct in class Expr<D>

Returns:

count(distinct this)

eq

public EBoolean eq(D right)

Description copied from class: Expr

Get a this == right expression

Specified by:

eq in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

eq

public EBoolean eq(Expr<? super D> right)

Description copied from class: Expr

Get a this == right expression

Specified by:

eq in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

in

public EBoolean in(Collection<? extends D> right)

Description copied from class: Expr

Get a this in right expression

Specified by:

in in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

in

public EBoolean in(D... right)

Description copied from class: Expr

Get a this in right expression

Specified by:

in in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

in

public EBoolean in(ECollection<?,? extends D> right)

Description copied from class: Expr

Get a this in right expression

Specified by:

in in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

ne

public EBoolean ne(D right)

Description copied from class: Expr

Get a this <> right expression

Specified by:

ne in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

ne

public EBoolean ne(Expr<? super D> right)

Description copied from class: Expr

Get a this <> right expression

Specified by:

ne in class Expr<D>

Parameters:

right - rhs of the comparison

Returns:

when

public CaseForEqBuilder<D> when(D other)

Get a case expression builder

Parameters:

other -

Returns:

when

public CaseForEqBuilder<D> when(Expr<? extends D> other)

Get a case expression builder

Parameters:

other -

Returns:

as

public Expr<D> as(Path<D> alias)

Create an alias for the operation

Specified by:

as in class Expr<D>

Returns: