org.eclipse.persistence.annotations.Multitenant Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of eclipselink Show documentation

EclipseLink build based upon Git transaction f2b9fc5

There is a newer version: 5.0.0-B03

/*
 * Copyright (c) 2011, 2020 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:
//     03/24/2011-2.3 Guy Pelletier
//       - 337323: Multi-tenant with shared schema support (part 1)
//     08/18/2011-2.3.1 Guy Pelletier
//       - 355093: Add new 'includeCriteria' flag to Multitenant metadata
package org.eclipse.persistence.annotations;

import static java.lang.annotation.ElementType.TYPE;
import static java.lang.annotation.RetentionPolicy.RUNTIME;

import java.lang.annotation.Retention;
import java.lang.annotation.Target;

/**
 * Multitenant specifies that a given entity is shared amongst multiple tenants
 * of a given application. The multitenant type specifies how the data for these
 * entities are to be stored on the database for each tenant.
 *
 * Multitenant can be specified at the Entity or MappedSuperclass level.
 *
 * @see org.eclipse.persistence.annotations.MultitenantType
 * @see org.eclipse.persistence.annotations.TenantDiscriminatorColumn
 * @see org.eclipse.persistence.annotations.TenantDiscriminatorColumns
 *
 * @author Guy Pelletier
 * @since EclipseLink 2.3
 */
@Target({TYPE})
@Retention(RUNTIME)
public @interface Multitenant {
    /**
     * (Optional) Specify the multi-tenant strategy to use.
     */
    MultitenantType value() default MultitenantType.SINGLE_TABLE;

    /**
     * (Optional) Indicate if the database requires the tenant criteria to
     * be added to the SELECT, UPDATE, and DELETE queries. By default this is
     * done but when set to false the queries will not be modified and it will
     * be up to the application or database to ensure that the correct criteria
     * is applied to all queries.
     */
    boolean includeCriteria() default true;
}