javax.persistence.Inheritance Maven / Gradle / Ivy
/*
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* of the Common Development and Distribution License
* (the License). You may not use this file except in
* compliance with the License.
*
* You can obtain a copy of the license at
* https://glassfish.dev.java.net/public/CDDLv1.0.html or
* glassfish/bootstrap/legal/CDDLv1.0.txt.
* See the License for the specific language governing
* permissions and limitations under the License.
*
* When distributing Covered Code, include this CDDL
* Header Notice in each file and include the License file
* at glassfish/bootstrap/legal/CDDLv1.0.txt.
* If applicable, add the following below the CDDL Header,
* with the fields enclosed by brackets [] replaced by
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*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
*/
package javax.persistence;
import java.lang.annotation.Target;
import java.lang.annotation.Retention;
import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;
import static javax.persistence.InheritanceType.SINGLE_TABLE;
/**
* Defines the inheritance strategy to be used for an entity class
* hierarchy. It is specified on the entity class that is the root
* of the entity class hierarchy.
*
*
*
* Example:
*
* @Entity
* @Inheritance(strategy=JOINED)
* public class Customer { ... }
*
* @Entity
* public class ValuedCustomer extends Customer { ... }
*
*
* @since Java Persistence 1.0
*/
@Target({TYPE})
@Retention(RUNTIME)
public @interface Inheritance {
/** The strategy to be used */
InheritanceType strategy() default SINGLE_TABLE;
}