| /* |
| * Copyright (c) 2011, 2021 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation |
| // |
| package org.eclipse.persistence.jpa.tests.jpql.tools.spi.java; |
| |
| import java.lang.annotation.Annotation; |
| import java.lang.reflect.Field; |
| import java.lang.reflect.Type; |
| import jakarta.persistence.ManyToMany; |
| import jakarta.persistence.ManyToOne; |
| import jakarta.persistence.OneToMany; |
| import jakarta.persistence.OneToOne; |
| import org.eclipse.persistence.jpa.jpql.tools.spi.IManagedType; |
| |
| /** |
| * The abstract implementation of {@link org.eclipse.persistence.jpa.jpql.tools.spi.IMapping IMapping} |
| * that is wrapping the runtime representation of a persistent field. |
| * |
| * @version 2.4 |
| * @since 2.4 |
| * @author Pascal Filion |
| */ |
| public abstract class AbstractFieldMapping extends AbstractMapping { |
| |
| /** |
| * Creates a new <code>AbstractFieldMapping</code>. |
| * |
| * @param parent The parent of this mapping |
| * @param field The Java {@link Field} wrapped by this mapping |
| */ |
| protected AbstractFieldMapping(IManagedType parent, Field field) { |
| super(parent, field); |
| } |
| |
| @Override |
| public Field getMember() { |
| return (Field) super.getMember(); |
| } |
| |
| @Override |
| protected Annotation[] getMemberAnnotations() { |
| return getMember().getAnnotations(); |
| } |
| |
| @Override |
| protected Type getMemberGenericType() { |
| return getMember().getGenericType(); |
| } |
| |
| @Override |
| protected Class<?> getMemberType() { |
| |
| Field field = getMember(); |
| |
| // One to One |
| OneToOne oneToOne = field.getAnnotation(OneToOne.class); |
| if (oneToOne != null) { |
| Class<?> targetEntity = oneToOne.targetEntity(); |
| if (targetEntity != void.class) { |
| return targetEntity; |
| } |
| } |
| |
| // Many to One |
| ManyToOne manyToOne = field.getAnnotation(ManyToOne.class); |
| if (manyToOne != null) { |
| Class<?> targetEntity = manyToOne.targetEntity(); |
| if (targetEntity != void.class) { |
| return targetEntity; |
| } |
| } |
| |
| // Many to Many |
| ManyToMany manyToMany = field.getAnnotation(ManyToMany.class); |
| if (manyToMany != null) { |
| Class<?> targetEntity = manyToMany.targetEntity(); |
| if (targetEntity != void.class) { |
| return targetEntity; |
| } |
| } |
| |
| // One to Many |
| OneToMany oneToMany = field.getAnnotation(OneToMany.class); |
| if (oneToMany != null) { |
| Class<?> targetEntity = oneToMany.targetEntity(); |
| if (targetEntity != void.class) { |
| return targetEntity; |
| } |
| } |
| |
| return field.getType(); |
| } |
| |
| @Override |
| public boolean hasAnnotation(Class<? extends Annotation> annotationType) { |
| return getMember().isAnnotationPresent(annotationType); |
| } |
| } |