Package com.blazebit.persistence.criteria

Interface BlazeCriteriaBuilder

All Superinterfaces:

CriteriaBuilder

public interface BlazeCriteriaBuilder
extends CriteriaBuilder

An extended version of CriteriaBuilder.

Since:

1.2.0

Author:

Christian Beikov

Nested Class Summary

Nested classes/interfaces inherited from interface javax.persistence.criteria.CriteriaBuilder

CriteriaBuilder.Case<R extends Object>, CriteriaBuilder.Coalesce<T extends Object>, CriteriaBuilder.In<T extends Object>, CriteriaBuilder.SimpleCase<C extends Object,R extends Object>, CriteriaBuilder.Trimspec

Method Summary

Modifier and Type	Method	Description
BlazeOrder	asc(Expression<?> x)
BlazeOrder	asc(Expression<?> x, boolean nullsFirst)	Like CriteriaBuilder.asc(Expression) but allows to also specify the null precedence.
<T> BlazeCriteriaDelete<T>	createCriteriaDelete(Class<T> targetEntity)	Create a query object to perform a bulk delete operation.
<T> BlazeCriteriaDelete<T>	createCriteriaDelete(Class<T> targetEntity, String alias)	Like createCriteriaDelete(Class) but also sets the alias for the entity.
<T> BlazeCriteriaUpdate<T>	createCriteriaUpdate(Class<T> targetEntity)	Create a query object to perform a bulk update operation.
<T> BlazeCriteriaUpdate<T>	createCriteriaUpdate(Class<T> targetEntity, String alias)	Like createCriteriaUpdate(Class) but also sets the alias for the entity.
BlazeCriteriaQuery<Object>	createQuery()
<T> BlazeCriteriaQuery<T>	createQuery(Class<T> resultClass)
BlazeCriteriaQuery<Tuple>	createTupleQuery()
BlazeOrder	desc(Expression<?> x)
BlazeOrder	desc(Expression<?> x, boolean nullsFirst)	Like CriteriaBuilder.desc(Expression) but allows to also specify the null precedence.
<C extends Map<?, ?>> Predicate	isMapEmpty(Expression<C> map)	Create a predicate that tests whether a map is empty.
<C extends Map<?, ?>> Predicate	isMapNotEmpty(Expression<C> map)	Create a predicate that tests whether a map is not empty.
<C extends Map<?, ?>> Expression<Integer>	mapSize(C map)	Create an expression that tests the size of a map.
<C extends Map<?, ?>> Expression<Integer>	mapSize(Expression<C> map)	Create an expression that tests the size of a map.
<X, T, E extends T> BlazeCollectionJoin<X,E>	treat(BlazeCollectionJoin<X,T> join, Class<E> type)	Downcast CollectionJoin object to the specified type.
<X, T, V extends T> BlazeJoin<X,V>	treat(BlazeJoin<X,T> join, Class<V> type)	Downcast Join object to the specified type.
<X, T, E extends T> BlazeListJoin<X,E>	treat(BlazeListJoin<X,T> join, Class<E> type)	Downcast ListJoin object to the specified type.
<X, K, T, V extends T> BlazeMapJoin<X,K,V>	treat(BlazeMapJoin<X,K,T> join, Class<V> type)	Downcast MapJoin object to the specified type.
<X, T extends X> BlazePath<T>	treat(BlazePath<X> path, Class<T> type)	Downcast Path object to the specified type.
<X, T extends X> BlazeRoot<T>	treat(BlazeRoot<X> root, Class<T> type)	Downcast Root object to the specified type.
<X, T, E extends T> BlazeSetJoin<X,E>	treat(BlazeSetJoin<X,T> join, Class<E> type)	Downcast SetJoin object to the specified type.
<X, T, E extends T> BlazeCollectionJoin<X,E>	treat(CollectionJoin<X,T> join, Class<E> type)	Downcast CollectionJoin object to the specified type.
<X, T, V extends T> BlazeJoin<X,V>	treat(Join<X,T> join, Class<V> type)	Downcast Join object to the specified type.
<X, T, E extends T> BlazeListJoin<X,E>	treat(ListJoin<X,T> join, Class<E> type)	Downcast ListJoin object to the specified type.
<X, K, T, V extends T> BlazeMapJoin<X,K,V>	treat(MapJoin<X,K,T> join, Class<V> type)	Downcast MapJoin object to the specified type.
<X, T extends X> BlazePath<T>	treat(Path<X> path, Class<T> type)	Downcast Path object to the specified type.
<X, T extends X> BlazeRoot<T>	treat(Root<X> root, Class<T> type)	Downcast Root object to the specified type.
<X, T, E extends T> BlazeSetJoin<X,E>	treat(SetJoin<X,T> join, Class<E> type)	Downcast SetJoin object to the specified type.

Methods inherited from interface javax.persistence.criteria.CriteriaBuilder

abs, all, and, and, any, array, avg, between, between, coalesce, coalesce, coalesce, concat, concat, concat, conjunction, construct, count, countDistinct, currentDate, currentTime, currentTimestamp, diff, diff, diff, disjunction, equal, equal, exists, function, ge, ge, greaterThan, greaterThan, greaterThanOrEqualTo, greaterThanOrEqualTo, greatest, gt, gt, in, isEmpty, isFalse, isMember, isMember, isNotEmpty, isNotMember, isNotMember, isNotNull, isNull, isTrue, keys, le, le, least, length, lessThan, lessThan, lessThanOrEqualTo, lessThanOrEqualTo, like, like, like, like, like, like, literal, locate, locate, locate, locate, lower, lt, lt, max, min, mod, mod, mod, neg, not, notEqual, notEqual, notLike, notLike, notLike, notLike, notLike, notLike, nullif, nullif, nullLiteral, or, or, parameter, parameter, prod, prod, prod, quot, quot, quot, selectCase, selectCase, size, size, some, sqrt, substring, substring, substring, substring, sum, sum, sum, sum, sumAsDouble, sumAsLong, toBigDecimal, toBigInteger, toDouble, toFloat, toInteger, toLong, toString, trim, trim, trim, trim, trim, trim, tuple, upper, values

Method Details

isMapEmpty

<C extends Map<?, ?>> Predicate isMapEmpty(Expression<C> map)

Create a predicate that tests whether a map is empty.

Type Parameters:

C - map type

Parameters:

map - expression

Returns:

is-empty predicate

isMapNotEmpty

<C extends Map<?, ?>> Predicate isMapNotEmpty(Expression<C> map)

Create a predicate that tests whether a map is not empty.

Type Parameters:

C - map type

Parameters:

map - expression

Returns:

is-not-empty predicate

mapSize

<C extends Map<?, ?>> Expression<Integer> mapSize(Expression<C> map)

Create an expression that tests the size of a map.

Type Parameters:

C - map type

Parameters:

map - map

Returns:

size expression

mapSize

<C extends Map<?, ?>> Expression<Integer> mapSize(C map)

Create an expression that tests the size of a map.

Type Parameters:

C - map type

Parameters:

map - map

Returns:

size expression

asc

BlazeOrder asc(Expression<?> x, boolean nullsFirst)

Like CriteriaBuilder.asc(Expression) but allows to also specify the null precedence.

Parameters:

x - The expression used to define the ordering

nullsFirst - True if nulls should be first, false otherwise

Returns:

ascending ordering corresponding to the expression

desc

BlazeOrder desc(Expression<?> x, boolean nullsFirst)

Like CriteriaBuilder.desc(Expression) but allows to also specify the null precedence.

Parameters:

x - The expression used to define the ordering

nullsFirst - True if nulls should be first, false otherwise

Returns:

descending ordering corresponding to the expression

createCriteriaUpdate

<T> BlazeCriteriaUpdate<T> createCriteriaUpdate(Class<T> targetEntity, String alias)

Like createCriteriaUpdate(Class) but also sets the alias for the entity.

Type Parameters:

T - The type of the entity

Parameters:

targetEntity - target type for update operation

alias - The alias for the entity

Returns:

the query object

createCriteriaDelete

<T> BlazeCriteriaDelete<T> createCriteriaDelete(Class<T> targetEntity, String alias)

Like createCriteriaDelete(Class) but also sets the alias for the entity.

Type Parameters:

T - The type of the entity

Parameters:

targetEntity - target type for delete operation

alias - The alias for the entity

Returns:

the query object

asc

BlazeOrder asc(Expression<?> x)

Specified by:

asc in interface CriteriaBuilder

desc

BlazeOrder desc(Expression<?> x)

Specified by:

desc in interface CriteriaBuilder

createQuery

BlazeCriteriaQuery<Object> createQuery()

Specified by:

createQuery in interface CriteriaBuilder

createQuery

<T> BlazeCriteriaQuery<T> createQuery(Class<T> resultClass)

Specified by:

createQuery in interface CriteriaBuilder

createTupleQuery

BlazeCriteriaQuery<Tuple> createTupleQuery()

Specified by:

createTupleQuery in interface CriteriaBuilder

createCriteriaUpdate

<T> BlazeCriteriaUpdate<T> createCriteriaUpdate(Class<T> targetEntity)

Create a query object to perform a bulk update operation.

Type Parameters:

T - The type of the entity

Parameters:

targetEntity - target type for update operation

Returns:

the query object

createCriteriaDelete

<T> BlazeCriteriaDelete<T> createCriteriaDelete(Class<T> targetEntity)

Create a query object to perform a bulk delete operation.

Type Parameters:

T - The type of the entity

Parameters:

targetEntity - target type for delete operation

Returns:

the query object

treat

<X, T, V extends T> BlazeJoin<X,V> treat(Join<X,T> join, Class<V> type)

Downcast Join object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

V - The target treat type

Parameters:

join - Join object

type - type to be downcast to

Returns:

Join object of the specified type

treat

<X, T, E extends T> BlazeCollectionJoin<X,E> treat(CollectionJoin<X,T> join, Class<E> type)

Downcast CollectionJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - CollectionJoin object

type - type to be downcast to

Returns:

CollectionJoin object of the specified type

treat

<X, T, E extends T> BlazeSetJoin<X,E> treat(SetJoin<X,T> join, Class<E> type)

Downcast SetJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - SetJoin object

type - type to be downcast to

Returns:

SetJoin object of the specified type

treat

<X, T, E extends T> BlazeListJoin<X,E> treat(ListJoin<X,T> join, Class<E> type)

Downcast ListJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - ListJoin object

type - type to be downcast to

Returns:

ListJoin object of the specified type

treat

<X, K, T, V extends T> BlazeMapJoin<X,K,V> treat(MapJoin<X,K,T> join, Class<V> type)

Downcast MapJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

K - The key type of the joined relation

V - The target treat type

Parameters:

join - MapJoin object

type - type to be downcast to

Returns:

MapJoin object of the specified type

treat

<X, T extends X> BlazePath<T> treat(Path<X> path, Class<T> type)

Downcast Path object to the specified type.

Type Parameters:

X - The path type

T - The target treat type

Parameters:

path - path

type - type to be downcast to

Returns:

Path object of the specified type

treat

<X, T extends X> BlazeRoot<T> treat(Root<X> root, Class<T> type)

Downcast Root object to the specified type.

Type Parameters:

X - The root type

T - The target treat type

Parameters:

root - root

type - type to be downcast to

Returns:

Path object of the specified type

treat

<X, T, V extends T> BlazeJoin<X,V> treat(BlazeJoin<X,T> join, Class<V> type)

Downcast Join object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

V - The target treat type

Parameters:

join - Join object

type - type to be downcast to

Returns:

Join object of the specified type

treat

<X, T, E extends T> BlazeCollectionJoin<X,E> treat(BlazeCollectionJoin<X,T> join, Class<E> type)

Downcast CollectionJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - CollectionJoin object

type - type to be downcast to

Returns:

CollectionJoin object of the specified type

treat

<X, T, E extends T> BlazeSetJoin<X,E> treat(BlazeSetJoin<X,T> join, Class<E> type)

Downcast SetJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - SetJoin object

type - type to be downcast to

Returns:

SetJoin object of the specified type

treat

<X, T, E extends T> BlazeListJoin<X,E> treat(BlazeListJoin<X,T> join, Class<E> type)

Downcast ListJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

E - The target treat type

Parameters:

join - ListJoin object

type - type to be downcast to

Returns:

ListJoin object of the specified type

treat

<X, K, T, V extends T> BlazeMapJoin<X,K,V> treat(BlazeMapJoin<X,K,T> join, Class<V> type)

Downcast MapJoin object to the specified type.

Type Parameters:

X - The source type

T - The type of the joined relation

K - The key type of the joined relation

V - The target treat type

Parameters:

join - MapJoin object

type - type to be downcast to

Returns:

MapJoin object of the specified type

treat

<X, T extends X> BlazePath<T> treat(BlazePath<X> path, Class<T> type)

Downcast Path object to the specified type.

Type Parameters:

X - The path type

T - The target treat type

Parameters:

path - path

type - type to be downcast to

Returns:

Path object of the specified type

treat

<X, T extends X> BlazeRoot<T> treat(BlazeRoot<X> root, Class<T> type)

Downcast Root object to the specified type.

Type Parameters:

X - The root type

T - The target treat type

Parameters:

root - root

type - type to be downcast to

Returns:

Path object of the specified type