| /* |
| * Copyright (c) 1998, 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: |
| // James Sutherland - initial API and implementation |
| package org.eclipse.persistence.internal.descriptors; |
| |
| import org.eclipse.persistence.exceptions.DescriptorException; |
| |
| /** |
| * Used with weaving to access attributes without using reflection. |
| */ |
| public class PersistenceObjectAttributeAccessor extends InstanceVariableAttributeAccessor { |
| |
| public PersistenceObjectAttributeAccessor(String attributeName) { |
| this.attributeName = attributeName.intern(); |
| } |
| |
| /** |
| * Returns the value of the attribute on the specified object. |
| */ |
| @Override |
| public Object getAttributeValueFromObject(Object object) { |
| return ((PersistenceObject)object)._persistence_get(this.attributeName); |
| } |
| |
| /** |
| * Allow any initialization to be performed with the descriptor class. |
| */ |
| @Override |
| public void initializeAttributes(Class<?> descriptorClass) throws DescriptorException { |
| this.attributeName = attributeName.intern(); |
| super.initializeAttributes(descriptorClass); |
| } |
| |
| |
| /** |
| * Sets the value of the instance variable in the object to the value. |
| */ |
| @Override |
| public void setAttributeValueInObject(Object object, Object value) { |
| ((PersistenceObject)object)._persistence_set(this.attributeName, value); |
| } |
| } |