/* * Copyright 2015, The Querydsl Team (http://www.querydsl.com/team) * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * http://www.apache.org/licenses/LICENSE-2.0 * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ package com.querydsl.jpa; import com.querydsl.core.FetchableQuery; import com.querydsl.core.Query; import com.querydsl.core.Tuple; import com.querydsl.core.support.ExtendedSubQuery; import com.querydsl.core.types.*; /** * Query interface for JPQL queries * * @param <T> result type * * @author tiwe * */ public interface JPQLQuery<T> extends FetchableQuery<T, JPQLQuery<T>>, Query<JPQLQuery<T>>, ExtendedSubQuery<T> { /** * Add sources to this query * * @param sources sources * @return the current object */ JPQLQuery<T> from(EntityPath<?>... sources); /** * Add a query source * * @param target collection * @param alias alias * @param <P> * @return the current object */ <P> JPQLQuery<T> from(CollectionExpression<?,P> target, Path<P> alias); /** * Create a inner join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> innerJoin(EntityPath<P> target); /** * Create a inner join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> innerJoin(EntityPath<P> target, Path<P> alias); /** * Create a inner join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> innerJoin(CollectionExpression<?, P> target); /** * Create a inner join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> innerJoin(CollectionExpression<?,P> target, Path<P> alias); /** * Create a inner join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> innerJoin(MapExpression<?, P> target); /** * Create a inner join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> innerJoin(MapExpression<?, P> target, Path<P> alias); /** * Create a join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> join(EntityPath<P> target); /** * Create a join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> join(EntityPath<P> target, Path<P> alias); /** * Create a join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> join(CollectionExpression<?,P> target); /** * Create a join with the given target * Use fetchJoin() to add the fetchJoin parameter to this join * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> join(CollectionExpression<?,P> target, Path<P> alias); /** * Create a join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> join(MapExpression<?, P> target); /** * Create a join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> join(MapExpression<?, P> target, Path<P> alias); /** * Create a left join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> leftJoin(EntityPath<P> target); /** * Create a left join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> leftJoin(EntityPath<P> target, Path<P> alias); /** * Create a left join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> leftJoin(CollectionExpression<?,P> target); /** * Create a left join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> leftJoin(CollectionExpression<?,P> target, Path<P> alias); /** * Create a left join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> leftJoin(MapExpression<?, P> target); /** * Create a left join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> leftJoin(MapExpression<?, P> target, Path<P> alias); /** * Create a right join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> rightJoin(EntityPath<P> target); /** * Create a right join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> rightJoin(EntityPath<P> target, Path<P> alias); /** * Create a right join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> rightJoin(CollectionExpression<?,P> target); /** * Create a right join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> rightJoin(CollectionExpression<?,P> target, Path<P> alias); /** * Create a right join with the given target. * Use fetchJoin() to add the fetchJoin parameter to this join. * * @param <P> * @param target target * @return the current object */ <P> JPQLQuery<T> rightJoin(MapExpression<?, P> target); /** * Create a right join with the given target and alias. * * @param <P> * @param target target * @param alias alias * @return the current object */ <P> JPQLQuery<T> rightJoin(MapExpression<?, P> target, Path<P> alias); /** * Add join conditions to the last added join * * @param condition join conditions * @return the current object */ JPQLQuery<T> on(Predicate... condition); /** * Add the "fetchJoin" flag to the last defined join * * Mind that collection joins might result in duplicate rows and that "inner join fetchJoin" * will restrict your result set. * * @return the current object */ JPQLQuery<T> fetchJoin(); /** * Add the "fetchJoin all properties" flag to the last defined join. * @return the current object */ JPQLQuery<T> fetchAll(); @Override <U> JPQLQuery<U> select(Expression<U> expr); @Override JPQLQuery<Tuple> select(Expression<?>... exprs); }