| /* |
| * 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: |
| // Oracle - initial API and implementation |
| package org.eclipse.persistence.sequencing; |
| |
| import java.util.UUID; |
| import java.util.Vector; |
| |
| import org.eclipse.persistence.internal.databaseaccess.Accessor; |
| import org.eclipse.persistence.internal.sessions.AbstractSession; |
| import org.eclipse.persistence.sequencing.Sequence; |
| |
| public class UUIDSequence extends Sequence { |
| |
| public UUIDSequence() { |
| super(); |
| } |
| |
| public UUIDSequence(String name) { |
| super(name); |
| } |
| |
| @Override |
| public Object getGeneratedValue(Accessor accessor, AbstractSession writeSession, String seqName) { |
| return UUID.randomUUID().toString().toUpperCase(); |
| } |
| |
| @Override |
| public Vector getGeneratedVector(Accessor accessor, AbstractSession writeSession, String seqName, int size) { |
| return null; |
| } |
| |
| @Override |
| public void onConnect() { |
| } |
| |
| @Override |
| public void onDisconnect() { |
| } |
| |
| @Override |
| public boolean shouldAcquireValueAfterInsert() { |
| return false; |
| } |
| |
| @Override |
| public boolean shouldUseTransaction() { |
| return false; |
| } |
| |
| @Override |
| public boolean shouldUsePreallocation() { |
| return false; |
| } |
| |
| } |