| /*******************************************************************************
|
| * Copyright (c) 1998, 2014 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:
|
| * James Sutherland - allow for zero ids
|
| ******************************************************************************/
|
| package org.eclipse.persistence.annotations;
|
|
|
|
|
| import org.eclipse.persistence.descriptors.ClassDescriptor; |
| |
| /**
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| * IdValidation configures which id values are considered valid when loading
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| * from the database. This configuration is set either using the
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| * {@link PrimaryKey} annotation or using the {@link ClassDescriptor} API.
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| * This configuration is also used to determine if a sequence number is
|
| * required.
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| * |
| * @see PrimaryKey#validation()
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| * @see ClassDescriptor#setIdValidation(IdValidation)
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| * @author James Sutherland
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| * @since EclipseLink 1.0
|
| */
|
| public enum IdValidation {
|
| /**
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| * Only null is invalid All other values are considered valid. This is the
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| * default configuration when composite identifiers are used and sequencing is not used.
|
| */
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| NULL,
|
|
|
| /**
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| * null and 0 are not allowed for primitive int and long ids. This is the
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| * default configuration for a simple identifier.
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| */
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| ZERO,
|
|
|
| /**
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| * null, 0 and negative values are not allowed for ids extending Number and primitive int and long ids. |
| */
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| NEGATIVE,
|
|
|
| /**
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| * No identifier validation is performed.
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| */
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| NONE
|
| }
|