/*
* Hibernate, Relational Persistence for Idiomatic Java
*
* License: GNU Lesser General Public License (LGPL), version 2.1 or later
* See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html
*/
package org.hibernate.query.sqm.tree.from;
import org.hibernate.persister.queryable.spi.EntityValuedExpressableType;
import org.hibernate.query.sqm.consume.spi.SemanticQueryWalker;
import org.hibernate.query.sqm.tree.SqmJoinType;
import org.hibernate.query.sqm.tree.expression.domain.SqmEntityReference;
import org.hibernate.query.sqm.tree.predicate.SqmPredicate;
/**
* @author Steve Ebersole
*/
public class SqmEntityJoin
extends AbstractSqmJoin
implements SqmQualifiedJoin {
private SqmPredicate onClausePredicate;
public SqmEntityJoin(
SqmFromElementSpace fromElementSpace,
String uid,
String alias,
EntityValuedExpressableType joinedEntityDescriptor,
SqmJoinType joinType) {
super(
fromElementSpace,
uid,
alias,
new SqmEntityReference( joinedEntityDescriptor ),
joinedEntityDescriptor,
joinType
);
getEntityBinding().injectExportedFromElement( this );
}
@Override
public SqmEntityReference getBinding() {
return getEntityBinding();
}
public SqmEntityReference getEntityBinding() {
return (SqmEntityReference) super.getBinding();
}
public String getEntityName() {
return getEntityBinding().getReferencedNavigable().getEntityName();
}
@Override
public SqmPredicate getOnClausePredicate() {
return onClausePredicate;
}
public void setOnClausePredicate(SqmPredicate predicate) {
this.onClausePredicate = predicate;
}
@Override
public <T> T accept(SemanticQueryWalker<T> walker) {
return walker.visitQualifiedEntityJoinFromElement( this );
}
}