public string Series(SequenceContext data)
{
var result = Handle(data);
result = result ?? string.Empty;
if (PaddingSide == PaddingSide.Left && PaddingWidth > 0)
{
if (PaddingChar == char.MinValue)
{
throw new Exception(string.Format("取得Sequence[{0}]处理中未设置填充的字符", data.SequenceName));
}
result = result.PadLeft(PaddingWidth, PaddingChar);
}
else if (PaddingSide == PaddingSide.Right && PaddingWidth > 0)
{
if (PaddingChar == char.MinValue)
{
throw new Exception(string.Format("取得Sequence[{0}]处理中未设置填充的字符", data.SequenceName));
}
result = result.PadRight(PaddingWidth, PaddingChar);
}
return(result);
}
public string Dependency(SequenceContext context)
{
var result = DateTime.Now.ToString("yyyyMMdd HH:mm");
if (result != context.CurrentReset)
{
//重置规则
context.CurrentNo = 0;
}
context.CurrentReset = result;
return(result);
}
public string Handle(SequenceContext data)
{
if (!data.row.ContainsKey("ArtNo"))
throw new Exception("缺少参数ArtNo");
if (!data.row.ContainsKey("Color"))
throw new Exception("缺少参数Color");
if (!data.row.ContainsKey("Size"))
throw new Exception("缺少参数Size");
var list = new List<string>();
list.Add(data.row["ArtNo"].ToString());
list.Add(data.row["Color"].ToString());
list.Add(data.row["Size"].ToString());
return string.Join("-", list);
}
protected override string Handle(SequenceContext data)
{
if (handler == null)
{
var type = Type.GetType(RuleValue);
if (type == null)
{
throw new Exception(string.Format("取得Sequence[{0}]函数处理规则中类名设置不正确", data.SequenceName));
}
if (type.GetInterface("IClassSequenceHandler") == null)
{
throw new Exception(string.Format("取得Sequence[{0}]函数处理{0}未实现接口IClassSequenceHandler", type.Name));
}
handler = (IClassSequenceHandler)Activator.CreateInstance(type);
}
return(handler.Handle(data));
}
/// <summary> /// 具体的规则处理 /// </summary> /// <param name="data"></param> /// <returns></returns> protected abstract string Handle(SequenceContext data);
protected override string Handle(SequenceContext data)
{
var result = DateTime.Now.ToString(RuleValue);
return(result);
}
public Sequence(string name)
{
_context = new SequenceContext();
_context.TenantID = "";
_context.SequenceName = name;
}
protected override string Handle(SequenceContext data)
{
return(Guid.NewGuid().ToString(RuleValue));
}