Package com.blazebit.persistence.querydsl

Class SetExpressionImpl<T,Q extends AbstractBlazeJPAQuery<T,Q>>

java.lang.Object

com.blazebit.persistence.querydsl.SetExpressionImpl<T,Q>

Type Parameters:

T - result type

Q - concrete query type

All Implemented Interfaces:

ExtendedFetchable<T>, SetExpression<T>, com.querydsl.core.Fetchable<T>, com.querydsl.core.types.Expression<T>, com.querydsl.core.types.SubQueryExpression<T>, Serializable

public class SetExpressionImpl<T,Q extends AbstractBlazeJPAQuery<T,Q>>
extends Object
implements SetExpression<T>

Default implementation for SetExpression. Analog to UnionImpl.

Since:

1.5.0

Author:

Jan-Willem Gmelig Meyling

See Also:

• Serialized Form

Constructor Summary

Constructors

Constructor	Description
SetExpressionImpl(AbstractBlazeJPAQuery<T,?> query)

Method Summary

Modifier and Type	Method	Description
<R, C> R	accept(com.querydsl.core.types.Visitor<R,C> v, C context)
List<T>	fetch()
long	fetchCount()
T	fetchFirst()
T	fetchOne()
PagedList<T>	fetchPage(int firstResult, int maxResults)	Execute the query and return the result as a type PagedList.
PagedList<T>	fetchPage(KeysetPage keysetPage, int firstResult, int maxResults)	Execute the query and return the result as a type PagedList.
com.querydsl.core.QueryResults<T>	fetchResults()
com.querydsl.core.QueryMetadata	getMetadata()
String	getQueryString()	Get the query string.
Class<? extends T>	getType()
com.mysema.commons.lang.CloseableIterator<T>	iterate()
SetExpression<T>	limit(long limit)	Set the limit / max results for the query results
SetExpression<T>	offset(long offset)	Set the offset for the query results
SetExpression<T>	orderBy(com.querydsl.core.types.OrderSpecifier<?>... o)	Define the ordering of the query results
String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.querydsl.core.Fetchable

stream

Constructor Details

SetExpressionImpl

public SetExpressionImpl(AbstractBlazeJPAQuery<T,?> query)

Method Details

fetchPage

public PagedList<T> fetchPage(int firstResult,
 int maxResults)

Description copied from interface: ExtendedFetchable

Execute the query and return the result as a type PagedList.

Specified by:

fetchPage in interface ExtendedFetchable<T>

Parameters:

firstResult - The position of the first result to retrieve, numbered from 0

maxResults - The maximum number of results to retrieve

Returns:

The paged list of the results

See Also:

• FullQueryBuilder.page(int, int)

fetchPage

public PagedList<T> fetchPage(KeysetPage keysetPage,
 int firstResult,
 int maxResults)

Description copied from interface: ExtendedFetchable

Execute the query and return the result as a type PagedList.

Specified by:

fetchPage in interface ExtendedFetchable<T>

Parameters:

keysetPage - The key set from a previous result, may be null

firstResult - The position of the first result to retrieve, numbered from 0

maxResults - The maximum number of results to retrieve

Returns:

The paged list of the results

See Also:

• FullQueryBuilder.page(KeysetPage, int, int)

fetch

public List<T> fetch()

Specified by:

fetch in interface com.querydsl.core.Fetchable<T>

fetchFirst

public T fetchFirst()

Specified by:

fetchFirst in interface com.querydsl.core.Fetchable<T>

fetchOne

public T fetchOne()
           throws com.querydsl.core.NonUniqueResultException

Specified by:

fetchOne in interface com.querydsl.core.Fetchable<T>

Throws:

com.querydsl.core.NonUniqueResultException

iterate

public com.mysema.commons.lang.CloseableIterator<T> iterate()

Specified by:

iterate in interface com.querydsl.core.Fetchable<T>

fetchResults

public com.querydsl.core.QueryResults<T> fetchResults()

Specified by:

fetchResults in interface com.querydsl.core.Fetchable<T>

fetchCount

public long fetchCount()

Specified by:

fetchCount in interface com.querydsl.core.Fetchable<T>

getMetadata

public com.querydsl.core.QueryMetadata getMetadata()

Specified by:

getMetadata in interface com.querydsl.core.types.SubQueryExpression<T>

accept

@Nullable
public <R,
C> R accept(com.querydsl.core.types.Visitor<R,C> v,
 @Nullable
 C context)

Specified by:

accept in interface com.querydsl.core.types.Expression<T>

getType

public Class<? extends T> getType()

Specified by:

getType in interface com.querydsl.core.types.Expression<T>

limit

public SetExpression<T> limit(long limit)

Description copied from interface: SetExpression

Set the limit / max results for the query results

Specified by:

limit in interface SetExpression<T>

Parameters:

limit - max rows

Returns:

the current object

offset

public SetExpression<T> offset(long offset)

Description copied from interface: SetExpression

Set the offset for the query results

Specified by:

offset in interface SetExpression<T>

Parameters:

offset - row offset

Returns:

the current object

orderBy

public SetExpression<T> orderBy(com.querydsl.core.types.OrderSpecifier<?>... o)

Description copied from interface: SetExpression

Define the ordering of the query results

Specified by:

orderBy in interface SetExpression<T>

Parameters:

o - order

Returns:

the current object

getQueryString

public String getQueryString()

Description copied from interface: ExtendedFetchable

Get the query string.

Specified by:

getQueryString in interface ExtendedFetchable<T>

Returns:

the query string

See Also:

• Queryable.getQueryString()

toString

public String toString()

Overrides:

toString in class Object