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/*******************************************************************************
 *  Copyright (c) 2011, 2012  Oracle. All rights reserved.
 *  This program and the accompanying materials are made available under the
 *  terms of the Eclipse Public License v1.0, which accompanies this distribution
 *  and is available at http://www.eclipse.org/legal/epl-v10.html
 *  
 *  Contributors: 
 *  	Oracle - initial API and implementation
 *******************************************************************************/
package org.eclipse.jpt.jpa.core.context.java;

import org.eclipse.jpt.common.core.resource.java.JavaResourceAttribute;
import org.eclipse.jpt.common.core.resource.java.JavaResourceField;
import org.eclipse.jpt.common.core.resource.java.JavaResourceMethod;
import org.eclipse.jpt.jpa.core.context.AccessType;
import org.eclipse.jpt.jpa.core.context.JpaContextNode;
import org.eclipse.jpt.jpa.core.context.PersistentAttribute;
import org.eclipse.jpt.jpa.core.context.PersistentType;
import org.eclipse.jpt.jpa.core.internal.context.JptValidator;

/**
 * Represents a JPA accessor (field/property).
 * <p>
 * Provisional API: This interface is part of an interim API that is still
 * under development and expected to change significantly before reaching
 * stability. It is available at this early stage to solicit feedback from
 * pioneering adopters on the understanding that any code that uses this API
 * will almost certainly be broken (repeatedly) as the API evolves.
 * 
 * @version 3.3
 * @since 3.1
 */
public interface Accessor extends JpaContextNode, JavaElementReference
{
	/**
	 * Return the <em>resource</em> attribute(field/method) that is to be annotated. 
	 */
	JavaResourceAttribute getResourceAttribute();

	boolean isFor(JavaResourceField resourceField);

	boolean isFor(JavaResourceMethod resourceGetter, JavaResourceMethod resourceSetter);

	/**
	 * Build a Java persistent attribute that wraps the original Java resource
	 * attributes and behaves as though it has no annotations. This will cause
	 * all the settings in the Java <em>context</em> attribute to default.
	 */
	JavaPersistentAttribute buildUnannotatedJavaAttribute(PersistentType parent);

	AccessType getDefaultAccess();

	JptValidator buildAttributeValidator(PersistentAttribute persistentAttribute);
}

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