com.querydsl.core.support

Class FetchableQueryBase<T,Q extends FetchableQueryBase<T,Q>>

java.lang.Object

com.querydsl.core.support.QueryBase<Q>

com.querydsl.core.support.FetchableQueryBase<T,Q>

Type Parameters:

T - result type

Q - concrete subtype

All Implemented Interfaces:

Fetchable<T>

Direct Known Subclasses:

AbstractCollQuery, FetchableSubQueryBase

public abstract class FetchableQueryBase<T,Q extends FetchableQueryBase<T,Q>>
extends QueryBase<Q>
implements Fetchable<T>

FetchableQueryBase extends the QueryBase class to provide default implementations of the methods of the Fetchable interface

Author:

tiwe

Field Summary

Fields inherited from class com.querydsl.core.support.QueryBase

MDC_PARAMETERS, MDC_QUERY, queryMixin

Constructor Summary

Constructors

Constructor and Description
FetchableQueryBase(QueryMixin<Q> queryMixin)

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object o)
List<T>	fetch() Get the projection as a typed List
T	fetchFirst() Get the first result of Get the projection or null if no result is found
<T> T	transform(ResultTransformer<T> transformer)
protected <T> T	uniqueResult(com.mysema.commons.lang.CloseableIterator<T> it)

Methods inherited from class com.querydsl.core.support.QueryBase

distinct, groupBy, groupBy, hashCode, having, having, limit, offset, orderBy, orderBy, restrict, set, toString, where, where

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.querydsl.core.Fetchable

fetchCount, fetchOne, fetchResults, iterate

Constructor Detail

FetchableQueryBase

public FetchableQueryBase(QueryMixin<Q> queryMixin)

Method Detail

fetch

public List<T> fetch()

Description copied from interface: Fetchable

Get the projection as a typed List

Specified by:

fetch in interface Fetchable<T>

Returns:

results in list form

fetchFirst

public final T fetchFirst()

Description copied from interface: Fetchable

Get the first result of Get the projection or null if no result is found

Specified by:

fetchFirst in interface Fetchable<T>

Returns:

first result or null

transform

public <T> T transform(ResultTransformer<T> transformer)

uniqueResult

@Nullable
protected <T> T uniqueResult(com.mysema.commons.lang.CloseableIterator<T> it)

equals

public final boolean equals(Object o)

Overrides:

equals in class QueryBase<Q extends FetchableQueryBase<T,Q>>