49 lines
1.1 KiB
C#
49 lines
1.1 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using CsvHelper;
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using CsvHelper.Configuration;
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namespace LeafWeb.Core.Parsers
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{
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public class CsvParserBase : IDisposable
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{
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protected readonly FileSystemInfo CsvFile;
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private readonly StreamReader _reader;
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protected readonly CsvReader CsvReader;
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protected CsvParserBase(FileSystemInfo csvFile)
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{
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CsvFile = csvFile;
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if (!csvFile.Exists)
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throw new FileNotFoundException($"Cannot find file '{csvFile.Name}'");
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_reader = File.OpenText(csvFile.FullName);
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var csvConfiguration = new CsvConfiguration { HasHeaderRecord = false, IgnoreBlankLines = false};
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CsvReader = new CsvReader(_reader, csvConfiguration);
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}
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protected string[] GetNextCsvRowValues()
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{
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// get values from row
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if (!CsvReader.Read())
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return null;
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// put all the values from this row into an array
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var values = new List<string>();
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var index = 0;
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string value;
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while (CsvReader.TryGetField(index, out value))
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{
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values.Add(value);
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index++;
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}
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return values.ToArray();
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}
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public void Dispose()
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{
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_reader.Dispose();
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}
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}
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} |