Linux中.NET读取excel组件，不会出现The type initializer for ‘Gdip‘ threw an exception异常
using ConsoleAppReadFileData.Model;
using ExcelDataReader;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace ConsoleAppReadFileData.FileRead
{
/// <summary>
/// xls文件读取，
/// 使用ExcelDataReader组件读取，不依赖图形组件，兼容Linux
/// 不会报这个错误：System.TypeInitializationException : The type initializer for 'Gdip' threw an exception
/// </summary>
/// 2024-11-8 17:47:46，wanghaoli
public class WantaiExcelRead2
{
public Analysis_wt_View ReadExcel(string filePath)
{
#if DEBUG
string dir = @"G:\work\test\11220241060";
//filePath = Path.Combine(dir, "2024-11-04_A_1_20241107.xls");
filePath = Path.Combine(dir, "2024-11-04_A_2_20241107.xls");
#endif
// string filepath2 = "/data/WANTAI03595/2024-11-04_B_1_20241107.xls";
Analysis_wt_View analysis_Wt_View = new Analysis_wt_View();
try
{
using (var stream = File.Open(filePath, FileMode.Open, FileAccess.Read))
{
var options = new ExcelReaderConfiguration()
{
//设置读取Excel文件的编码方式，例如GB2312，用于处理中文字符
FallbackEncoding = Encoding.GetEncoding("GB2312"),
};
//1.打开xls文件
using (IExcelDataReader reader = ExcelReaderFactory.CreateReader(stream, options))
{
do
{
int rowIndex = 1;/* 行号*/
List<Analysis_wt_details> analysislist = new List<Analysis_wt_details>();
//循环行
while (reader.Read())
{
if (rowIndex == 1)
{
//实验名称
analysis_Wt_View.Experiment_name = reader.GetString(1);
}
if (rowIndex == 2)
{
//实验时间
analysis_Wt_View.Experimental_time = reader.GetString(3);
//仪器型号
analysis_Wt_View.DeviceModel = reader.GetString(5);
//样本数量
analysis_Wt_View.Samples_num = Convert.ToInt32(reader.GetValue(1));
}
if (rowIndex == 3)
{
//仪器编码
analysis_Wt_View.Device_code = reader.GetString(6);
}
if (rowIndex < 10)
{
goto ReadEnd;
}
if (rowIndex >= 4 && rowIndex < 11)
{
goto ReadEnd;
}
// Analysis_wt_details rowInfo = new Analysis_wt_details();
读取每一行的数据
//for (int i = 0; i < reader.FieldCount; i++)
//{
// //单元格数据
// var cellValue = reader.GetValue(i);
// Console.Write(cellValue + "\t");
//}
int cell_index = 0;
Analysis_wt_details rowInfo = new Analysis_wt_details()
{
No = Convert.ToInt32(reader.GetValue(cell_index++)),
TypeName = reader.GetString(cell_index++),
SampleName = reader.GetString(cell_index++),
SampleBarcode = reader.GetString(cell_index++),
SampleLocation = reader.GetString(cell_index++),
Detection = reader.GetString(cell_index++),
TestItem = reader.GetString(cell_index++),
PCR = reader.GetString(cell_index++),
HBV = reader.GetString(cell_index++),
HCV = reader.GetString(cell_index++),
HIV = reader.GetString(cell_index++),
IC = reader.GetString(cell_index++),
DetectionResult = reader.GetString(cell_index++),
ExperimentalRecords = reader.GetString(cell_index++)
};
analysislist.Add(rowInfo);
ReadEnd:
rowIndex++;
//Console.WriteLine();//行结束
}
analysis_Wt_View.Analysislist = analysislist;
//循环shell
} while (reader.NextResult());
}
}
}
catch (Exception ex)
{
LogHelpter.AddLog($"万泰读取excel异常={ex.ToString()}", null, "wantai_error");
}
return analysis_Wt_View;
}
}
}