/// <summary>
/// 生成序列的下一个可用序号
/// </summary>
/// <returns></returns>
public string GenerateNextID()
{
lock (syncObj)
{
string curSeqId = sequence.CurValue;
if (curSeqId == sequence.MaxValue)
{
throw new UniframeworkException("序列达到最大值不能再生成新的序号请调整序号设置。");
}
string tmpSeqId = string.Empty;
int len = 0, seq = 0;
for (byte i = 0; i < sequence.Items.Count; i++)
{
if (i != sequence.Items.Count - 1)
{
tmpSeqId += Parse(sequence.Items[i]);
len += sequence.Items[i].Length;
}
else
{
SequenceItem resetItem = GetResetSeqIdItem();
if (resetItem != null)
{
if (sequence.CurValue.Substring(0, comparelength) != tmpSeqId.Substring(0, comparelength))
{
seq = 0;
}
else
{
seq = int.Parse(sequence.CurValue.Substring(comparelength, sequence.CurValue.Length - comparelength));
}
tmpSeqId += (++seq).ToString().PadLeft(sequence.Items[i].Length, sequence.Items[i].PadChar);
}
}
}
sequence.CurValue = tmpSeqId;
return(sequence.CurValue);
}
}
/// <summary>
/// 分析序列号的每一段组成
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
private string Parse(SequenceItem item)
{
string tmpStr = "";
if (item.Variable.IndexOf("${") != -1 && item.Variable.IndexOf("}") != -1)
switch (item.Variable)
{
case "${Year}":
tmpStr = DateTime.Now.ToString("yyyy");
break;
case "${Month}":
tmpStr = DateTime.Now.ToString("MM");
break;
case "${Date}":
tmpStr = DateTime.Now.ToString("yyyyMMdd");
break;
case "${DateTime}":
tmpStr = DateTime.Now.ToString("yyyyMMddhhmmss");
break;
}
else
tmpStr = item.Variable;
return tmpStr.Substring(0, item.Length);
}
/// <summary>
/// 添加项目
/// </summary>
/// <param name="item"></param>
public void AddItem(SequenceItem item)
{
items[item.SEQNO] = item;
}
/// <summary>
/// 删除项目
/// </summary>
/// <param name="item"></param>
public void RemoveItem(SequenceItem item)
{
if (items.ContainsKey(item.SEQNO))
items.Remove(item.SEQNO);
}
/// <summary>
/// 添加项目
/// </summary>
/// <param name="item"></param>
public void AddItem(SequenceItem item)
{
items[item.SEQNO] = item;
}
