sequenceproducer.java

我的文件是一个数据添加页面

package kmd.commo;
/**
 * 序列号生成器
 * <p>Title: </p>
 * <p>Description: </p>
 * <p>Copyright: Copyright (c) 2007</p>
 * <p>Company: </p>
 * @author not attributable
 * @version 1.0
 */
public class SequenceProducer {

  private static long serialno = 0;
  static {
    serialno = System.currentTimeMillis();
  }
  public SequenceProducer() {}

  public static synchronized long getId() {
    return serialno++;
  }
}