org.hibernate.metamodel.model.domain.spi.EntityIdentifierSimple Maven / Gradle / Ivy

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Hibernate's core ORM functionality

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/*
 * 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.metamodel.model.domain.spi;

import javax.persistence.TemporalType;

import org.hibernate.query.internal.BindingTypeHelper;
import org.hibernate.query.sqm.produce.spi.SqmCreationContext;
import org.hibernate.query.sqm.tree.expression.domain.SqmEntityIdentifierReferenceSimple;
import org.hibernate.query.sqm.tree.expression.domain.SqmEntityTypedReference;
import org.hibernate.query.sqm.tree.expression.domain.SqmNavigableContainerReference;
import org.hibernate.query.sqm.tree.expression.domain.SqmNavigableReference;
import org.hibernate.query.sqm.tree.from.SqmFrom;
import org.hibernate.type.spi.TypeConfiguration;

/**
 * @author Steve Ebersole
 */
public interface EntityIdentifierSimple
		extends EntityIdentifier, SingularPersistentAttribute, BasicValuedNavigable {
	@Override
	default boolean canContainSubGraphs() {
		return false;
	}

	@Override
	default void visitNavigable(NavigableVisitationStrategy visitor) {
		visitor.visitSimpleIdentifier( this );
	}

	@Override
	default PersistentAttributeType getPersistentAttributeType() {
		return PersistentAttributeType.BASIC;
	}

	@Override
	default PersistenceType getPersistenceType() {
		return PersistenceType.BASIC;
	}

	@Override
	default boolean matchesNavigableName(String navigableName) {
		return LEGACY_NAVIGABLE_ID.equals( navigableName )
				|| NAVIGABLE_ID.equals( navigableName )
				|| getAttributeName().equals( navigableName );
	}

	@Override
	default SqmNavigableReference createSqmExpression(
			SqmFrom sourceSqmFrom,
			SqmNavigableContainerReference containerReference,
			SqmCreationContext creationContext) {
		return new SqmEntityIdentifierReferenceSimple(
				(SqmEntityTypedReference) containerReference,
				this
		);
	}

	@Override
	default AllowableParameterType resolveTemporalPrecision(
			TemporalType temporalType,
			TypeConfiguration typeConfiguration) {
		return BindingTypeHelper.INSTANCE.resolveTemporalPrecision( temporalType, this, typeConfiguration );
	}

	@Override
	default int getNumberOfJdbcParametersNeeded() {
		return getColumns().size();
	}
}