/*******************************************************************************
* Copyright (c) 2011, 2015 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 v1.0 and Eclipse Distribution License v. 1.0
* which accompanies this distribution.
* The Eclipse Public License is available at http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
*
* Contributors:
* Oracle - initial API and implementation
******************************************************************************/
package org.eclipse.persistence.annotations;
import static java.lang.annotation.ElementType.FIELD;
import static java.lang.annotation.ElementType.METHOD;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import java.lang.annotation.Retention;
import java.lang.annotation.Target;
/**
* Struct types are extended object-relational data-types supported by some databases.
* Struct types are user define types in the database such as OBJECT types on Oracle.
* Structs can normally contains Arrays (VARRAY) or other Struct types, and can be stored in
* a column or a table.
* <p>
* This annotation can be defined on a field/method to define an StructureMapping to an embedded Struct type.
* The target Embeddable must be mapped using the Struct annotation.
*
* @see Struct
* @see org.eclipse.persistence.mappings.structures.ObjectRelationalDataTypeDescriptor
* @see org.eclipse.persistence.mappings.structures.StructureMapping
* @author James Sutherland
* @since EclipseLink 2.3
*/
@Target({METHOD, FIELD})
@Retention(RUNTIME)
public @interface Structure {
}