Sequence.java

/*
    Copyright (C) 2016 maik.jablonski@jease.org

    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package jease.cms.domain;

import jfix.db4o.Persistent;

/**
 * A named sequence returns increasing integers each time when
 * {@link #getNext()} is called.
 */
public class Sequence extends Persistent {

	private String name;
	private int value;

	public Sequence() {
	}

	public Sequence(String name) {
		this.name = name;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public synchronized int getValue() {
		return value;
	}

	public synchronized void setValue(int value) {
		this.value = value;
	}

	public synchronized int getNext() {
		return ++value;
	}

	public String toString() {
		return name;
	}
}