Package org.hibernate.query.sqm.tree.expression

Class AbstractSqmExpression<T>

java.lang.Object

org.hibernate.query.sqm.tree.AbstractSqmNode

org.hibernate.query.sqm.tree.jpa.AbstractJpaTupleElement<T>

org.hibernate.query.sqm.tree.jpa.AbstractJpaSelection<T>

org.hibernate.query.sqm.tree.expression.AbstractSqmExpression<T>

All Implemented Interfaces:

Expression<T>, Selection<T>, TupleElement<T>, Serializable, JpaCriteriaNode, JpaExpression<T>, JpaSelection<T>, JpaTupleElement<T>, SqmExpression<T>, SqmSelectableNode<T>, SqmExpressibleAccessor<T>, SqmNode, SqmTypedNode<T>, SqmVisitableNode

Direct Known Subclasses:

AbstractSqmParameter, AbstractSqmPath, AbstractSqmPredicate, AsWrapperSqmExpression, JpaCriteriaParameter, SqmAliasedNodeRef, SqmAny, SqmAnyDiscriminatorValue, SqmBinaryArithmetic, SqmByUnit, SqmCaseSearched, SqmCaseSimple, SqmCoalesce, SqmCollectionSize, SqmEvery, SqmFunction, SqmJpaCompoundSelection, SqmJpaCriteriaParameterWrapper, SqmLiteral, SqmLiteralEmbeddableType, SqmLiteralEntityType, SqmModifiedSubQueryExpression, SqmOver, SqmOverflow, SqmParameterizedEntityType, SqmSelfRenderingExpression, SqmStar, SqmSummarization, SqmToDuration, SqmTuple, SqmUnaryOperation

public abstract class AbstractSqmExpression<T>
extends AbstractJpaSelection<T>
implements SqmExpression<T>

Author:

Steve Ebersole

See Also:

• Serialized Form

Field Summary

Fields inherited from interface org.hibernate.query.sqm.tree.SqmNode

log

Constructor Summary

Constructors

Constructor	Description
AbstractSqmExpression(@Nullable SqmExpressible<? super T> type, NodeBuilder criteriaBuilder)

Method Summary

Modifier and Type	Method	Description
void	applyInferableType(@Nullable SqmExpressible<?> type)	Used to apply type information based on the expression's usage within the query.
<X> SqmExpression<X>	as(Class<X> type)	Perform a typecast upon the expression, returning a new expression object.
SqmExpression<BigDecimal>	asBigDecimal()
SqmExpression<BigInteger>	asBigInteger()
SqmExpression<Double>	asDouble()
SqmExpression<Float>	asFloat()
SqmExpression<Integer>	asInteger()
SqmExpression<Long>	asLong()
SqmExpression<String>	asString()
SqmPredicate	equalTo(Expression<T> that)
SqmPredicate	equalTo(T that)
@Nullable JavaType<T>	getJavaTypeDescriptor()
SqmPredicate	in(Expression<?>... values)	Create a predicate to test whether the expression is a member of the argument list.
SqmPredicate	in(Expression<Collection<?>> values)	Create a predicate to test whether the expression is a member of the collection.
SqmPredicate	in(Object... values)	Create a predicate to test whether the expression is a member of the argument list.
SqmPredicate	in(Collection<?> values)	Create a predicate to test whether the expression is a member of the collection.
protected void	internalApplyInferableType(@Nullable SqmExpressible<?> newType)
SqmPredicate	isNotNull()	Create a predicate to test whether the expression is not null.
SqmPredicate	isNull()	Create a predicate to test whether the expression is null.
SqmCriteriaNodeBuilder	nodeBuilder()

Methods inherited from class org.hibernate.query.sqm.tree.jpa.AbstractJpaSelection

alias, getSelectionItems, isCompoundSelection

Methods inherited from class org.hibernate.query.sqm.tree.jpa.AbstractJpaTupleElement

copyTo, getAlias, getNodeType, setAlias, setExpressibleType

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface org.hibernate.query.criteria.JpaSelection

alias, getCompoundSelectionItems, getSelectionItems

Methods inherited from interface org.hibernate.query.criteria.JpaTupleElement

getJavaType, getJavaTypeName, isEnum

Methods inherited from interface jakarta.persistence.criteria.Selection

isCompoundSelection

Methods inherited from interface org.hibernate.query.sqm.tree.expression.SqmExpression

cast, castAs, copy, getNodeType, visitSubSelectableNodes

Methods inherited from interface org.hibernate.query.sqm.tree.SqmNode

asLoggableText

Methods inherited from interface org.hibernate.query.sqm.tree.select.SqmSelectableNode

getTupleLength

Methods inherited from interface org.hibernate.query.sqm.tree.SqmTypedNode

getExpressible, getNodeJavaType

Methods inherited from interface org.hibernate.query.sqm.tree.SqmVisitableNode

accept, appendHqlString, toHqlString

Methods inherited from interface jakarta.persistence.TupleElement

getAlias

Constructor Details

AbstractSqmExpression

public AbstractSqmExpression(@Nullable SqmExpressible<? super T> type,
 NodeBuilder criteriaBuilder)

Method Details

nodeBuilder

public SqmCriteriaNodeBuilder nodeBuilder()

Specified by:

nodeBuilder in interface SqmNode

Overrides:

nodeBuilder in class AbstractSqmNode

applyInferableType

public void applyInferableType(@Nullable SqmExpressible<?> type)

Description copied from interface: SqmExpression

Used to apply type information based on the expression's usage within the query.

Specified by:

applyInferableType in interface SqmExpression<T>

internalApplyInferableType

protected void internalApplyInferableType(@Nullable SqmExpressible<?> newType)

asLong

public SqmExpression<Long> asLong()

Specified by:

asLong in interface JpaExpression<T>

Specified by:

asLong in interface SqmExpression<T>

asInteger

public SqmExpression<Integer> asInteger()

Specified by:

asInteger in interface JpaExpression<T>

Specified by:

asInteger in interface SqmExpression<T>

asFloat

public SqmExpression<Float> asFloat()

Specified by:

asFloat in interface JpaExpression<T>

Specified by:

asFloat in interface SqmExpression<T>

asDouble

public SqmExpression<Double> asDouble()

Specified by:

asDouble in interface JpaExpression<T>

Specified by:

asDouble in interface SqmExpression<T>

asBigDecimal

public SqmExpression<BigDecimal> asBigDecimal()

Specified by:

asBigDecimal in interface JpaExpression<T>

Specified by:

asBigDecimal in interface SqmExpression<T>

asBigInteger

public SqmExpression<BigInteger> asBigInteger()

Specified by:

asBigInteger in interface JpaExpression<T>

Specified by:

asBigInteger in interface SqmExpression<T>

asString

public SqmExpression<String> asString()

Specified by:

asString in interface JpaExpression<T>

Specified by:

asString in interface SqmExpression<T>

as

public <X> SqmExpression<X> as(Class<X> type)

Description copied from interface: Expression

Perform a typecast upon the expression, returning a new expression object. This method does not cause type conversion: the runtime type is not changed. Warning: may result in a runtime failure.

Specified by:

as in interface Expression<T>

Specified by:

as in interface JpaExpression<T>

Specified by:

as in interface SqmExpression<T>

Parameters:

type - intended type of the expression

Returns:

new expression of the given type

isNull

public SqmPredicate isNull()

Description copied from interface: Expression

Create a predicate to test whether the expression is null.

Specified by:

isNull in interface Expression<T>

Specified by:

isNull in interface JpaExpression<T>

Specified by:

isNull in interface SqmExpression<T>

Returns:

predicate testing whether the expression is null

isNotNull

public SqmPredicate isNotNull()

Description copied from interface: Expression

Create a predicate to test whether the expression is not null.

Specified by:

isNotNull in interface Expression<T>

Specified by:

isNotNull in interface JpaExpression<T>

Specified by:

isNotNull in interface SqmExpression<T>

Returns:

predicate testing whether the expression is not null

equalTo

public SqmPredicate equalTo(Expression<T> that)

Specified by:

equalTo in interface JpaExpression<T>

Specified by:

equalTo in interface SqmExpression<T>

equalTo

public SqmPredicate equalTo(T that)

Specified by:

equalTo in interface JpaExpression<T>

Specified by:

equalTo in interface SqmExpression<T>

in

public SqmPredicate in(Object... values)

Description copied from interface: Expression

Create a predicate to test whether the expression is a member of the argument list.

Specified by:

in in interface Expression<T>

Specified by:

in in interface JpaExpression<T>

Specified by:

in in interface SqmExpression<T>

Parameters:

values - values to be tested against

Returns:

predicate testing for membership

in

public SqmPredicate in(Expression<?>... values)

Description copied from interface: Expression

Create a predicate to test whether the expression is a member of the argument list.

Specified by:

in in interface Expression<T>

Specified by:

in in interface JpaExpression<T>

Specified by:

in in interface SqmExpression<T>

Parameters:

values - expressions to be tested against

Returns:

predicate testing for membership

in

public SqmPredicate in(Collection<?> values)

Description copied from interface: Expression

Create a predicate to test whether the expression is a member of the collection.

Specified by:

in in interface Expression<T>

Specified by:

in in interface JpaExpression<T>

Specified by:

in in interface SqmExpression<T>

Parameters:

values - collection of values to be tested against

Returns:

predicate testing for membership

in

public SqmPredicate in(Expression<Collection<?>> values)

Description copied from interface: Expression

Create a predicate to test whether the expression is a member of the collection.

Specified by:

in in interface Expression<T>

Specified by:

in in interface JpaExpression<T>

Specified by:

in in interface SqmExpression<T>

Parameters:

values - expression corresponding to collection to be tested against

Returns:

predicate testing for membership

getJavaTypeDescriptor

public @Nullable JavaType<T> getJavaTypeDescriptor()

Specified by:

getJavaTypeDescriptor in interface JpaTupleElement<T>