/*
* /// <summary>
* /// 根据EPC获取GTIN
* /// </summary>
* /// <param name="epc"></param>
* /// <returns></returns>
* public string GetGtin(string epc)
* {
* var epcBinary = Utils.HexToBinary(epc);
* var partitionBinary = epcBinary.Substring(s_headerBits + s_filterValueBits,s_partitionBits);
* var partition = Convert.ToInt32(partitionBinary, 2).ToString();
* var companyPrefixAndItemReferenceBinary = epcBinary.Substring(s_headerBits + s_filterValueBits + s_partitionBits,s_gtinBits);
*
* return GtinManager.ToGtin(companyPrefixAndItemReferenceBinary, partition);
* }
* */
/// <summary>
/// 根据现有EPC更改serailNumber
/// </summary>
/// <param name="epc">24位十六进制数据</param>
/// <param name="serialNumber">序列号</param>
/// <returns></returns>
public string ToEpc(string epc, string serialNumber)
{
var epcBinary = Utils.HexToBinary(epc);
//var epcBinaryWithoutSerialNumber = epcBinary.Substring(s_headerBits + s_filterValueBits + s_partitionBits + s_gtinBits, s_serialNbrBits);
var epcBinaryWithoutSerialNumber = epcBinary.Substring(0, s_headerBits + s_filterValueBits + s_partitionBits + s_gtinBits);
var serialNumberBinary = Convert.ToString(long.Parse(serialNumber), 2).PadLeft(s_serialNbrBits, '0');
return(EpcManager.BinaryEpcToHex(epcBinaryWithoutSerialNumber + serialNumberBinary));
}
/// <summary>
/// 转成24位十六进制EPC 二进制为96位
/// </summary>
/// <param name="header">96 bit GTIN</param>
/// <param name="filterValue">Selling Unit</param>
/// <param name="partition">7 digit Mfg Nbr including number system characters</param>
/// <param name="upc">UPC will convert to GTIN</param>
/// <param name="serialNumber">Serial Nbr assigned by EPC Mgr for item</param>
/// <returns></returns>
public static string UpcConvertEpc(string header, string filterValue, string partition, string upc, string serialNumber)
{
var gtin = new GtinManager(upc, partition);
var headerBinary = Convert.ToString(int.Parse(header), 2).PadLeft(s_headerBits, '0');
var filterValueBinary = Convert.ToString(int.Parse(filterValue), 2).PadLeft(s_filterValueBits, '0');
var partitionBinary = Convert.ToString(int.Parse(partition), 2).PadLeft(s_partitionBits, '0');
var gtinBinary = gtin.ToBinaryString();
var serialNumberBinary = Convert.ToString(long.Parse(serialNumber), 2).PadLeft(s_serialNbrBits, '0');
var epcBinary = string.Format("{0}{1}{2}{3}{4}", headerBinary, filterValueBinary, partitionBinary, gtinBinary, serialNumberBinary);
return(EpcManager.BinaryEpcToHex(epcBinary));
}
/// <summary>
/// 解析EPC
/// </summary>
/// <param name="epc">24位十六进制的EPC</param>
public static EpcManager Parse(string epc)
{
var epcBinary = Utils.HexToBinary(epc);
var headerBinary = epcBinary.Substring(0, s_headerBits);
var header = Convert.ToInt32(headerBinary, 2).ToString();
var filterValueBinary = epcBinary.Substring(s_headerBits, s_filterValueBits);
var filterValue = Convert.ToInt32(filterValueBinary, 2).ToString();
var partitionBinary = epcBinary.Substring(s_headerBits + s_filterValueBits, s_partitionBits);
var partition = Convert.ToInt32(partitionBinary, 2).ToString();
var companyPrefixAndItemReferenceBinary = epcBinary.Substring(s_headerBits + s_filterValueBits + s_partitionBits, s_gtinBits);
var serialNumberBinary = epcBinary.Substring(s_headerBits + s_filterValueBits + s_partitionBits + s_gtinBits, s_serialNbrBits);
var serialNumber = Convert.ToInt64(serialNumberBinary, 2).ToString();
EpcManager epcManager = new EpcManager(header, filterValue, partition);
epcManager.GTIN = GtinManager.ToGtinManager(companyPrefixAndItemReferenceBinary, partition);
epcManager.SerialNumber = serialNumber;
return(epcManager);
}
/// <summary>
/// 生成24位十六进制的EPC 调用方法 EpcManager.UpcConvertEpc 实现
/// </summary>
/// <param name="upc"></param>
/// <param name="serialNumber"></param>
/// <returns></returns>
public string GetEpc(string upc, string serialNumber)
{
return(EpcManager.UpcConvertEpc(this.Header, this.FilterValue, this.Partition, upc, serialNumber));
}
