public void BytesToInt16TransferTest( )
{
byte[] data = new byte[4];
BitConverter.GetBytes((short)1234).CopyTo(data, 0);
BitConverter.GetBytes((short)-9876).CopyTo(data, 2);
Array.Reverse(data, 0, 2);
Array.Reverse(data, 2, 2);
short[] array = byteTransform.TransInt16(data, 0, 2);
Assert.AreEqual <short>(1234, array[0]);
Assert.AreEqual <short>(-9876, array[1]);
}
/// <summary>
/// 数据转换，byte[]到string
/// </summary>
/// <param name="dataType"></param>
/// <param name="buffer"></param>
/// <returns></returns>
public static BllResult <string> TransferBufferToString(HslModbusDataEntity data, int index = 0)
{
try
{
switch (data.DataType)
{
//对于bool类型，先转化为Bool，然后转二进制，再根据对应的位来判断是0还是1
case ModbusDataType.Bool:
case ModbusDataType.Short:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt16(data.Buffer, index).ToString(), null));
case ModbusDataType.UShort:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt16(data.Buffer, index).ToString(), null));
case ModbusDataType.Int:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt32(data.Buffer, index).ToString(), null));
case ModbusDataType.UInt:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt32(data.Buffer, index).ToString(), null));
case ModbusDataType.Long:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt64(data.Buffer, index).ToString(), null));
case ModbusDataType.ULong:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt64(data.Buffer, index).ToString(), null));
case ModbusDataType.Float:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransSingle(data.Buffer, index).ToString(), null));
case ModbusDataType.Double:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransDouble(data.Buffer, index).ToString(), null));
case ModbusDataType.String:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransString(data.Buffer, index, data.Buffer.Length, Encoding.ASCII), null));
default:
return(BllResultFactory <string> .Error("未识别"));
}
}
catch (Exception ex)
{
return(BllResultFactory <string> .Error($"转换出错：{ex.Message}"));
}
}
/// <summary>
/// 数据转换，byte[]到string
/// </summary>
/// <param name="dataType"></param>
/// <param name="buffer"></param>
/// <returns></returns>
public static BllResult <string> TransferBufferToString(HslSiemensDataEntity data)
{
try
{
switch (data.DataType)
{
case PLCDataType.BYTE:
//字节转成int处理
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransByte(data.Buffer, 0).ToString(), null));
case PLCDataType.BOOL:
//对于bool类型，我们需要判断此字节中的指定位是否为0
return(BllResultFactory <string> .Sucess(ConverHelper.GetBit(data.Buffer[0], data.BitOffset) == 1?true.ToString() : false.ToString(), null));
case PLCDataType.DWORD:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt32(data.Buffer, 0).ToString(), null));
case PLCDataType.WORD:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt16(data.Buffer, 0).ToString(), null));
case PLCDataType.INT:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt16(data.Buffer, 0).ToString(), null));
case PLCDataType.DINT:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt32(data.Buffer, 0).ToString(), null));
case PLCDataType.CHAR:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransString(data.Buffer, 0, data.Buffer.Length, Encoding.ASCII).Replace("\u0003", "").Trim(), null));
default:
return(BllResultFactory <string> .Error("未识别"));
}
}
catch (Exception ex)
{
return(BllResultFactory <string> .Error($"转换出错：{ex.Message}"));
}
}
/// <summary>
/// 数据转换，byte[]到string
/// </summary>
/// <param name="dataType"></param>
/// <param name="buffer"></param>
/// <returns></returns>
public static BllResult <string> TransferBufferToString(PLCDataType dataType, byte[] buffer)
{
try
{
switch (dataType)
{
case PLCDataType.BYTE:
//字节转成int处理
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt32(buffer, 0).ToString(), null));
case PLCDataType.BOOL:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransBool(buffer, 0).ToString(), null));
case PLCDataType.DWORD:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt32(buffer, 0).ToString(), null));
case PLCDataType.WORD:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransUInt16(buffer, 0).ToString(), null));
case PLCDataType.INT:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt16(buffer, 0).ToString(), null));
case PLCDataType.DINT:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransInt32(buffer, 0).ToString(), null));
case PLCDataType.CHAR:
return(BllResultFactory <string> .Sucess(reverseBytesTransform.TransString(buffer, 0, buffer.Length, Encoding.ASCII).Substring(0, 20).Replace("\0", "").Trim(), null));
default:
return(BllResultFactory <string> .Error("未识别"));
}
}
catch (Exception ex)
{
return(BllResultFactory <string> .Error($"转换出错：{ex.Message}"));
}
}