init

Common/DTS.Common.Import/.svn/pristine/eb/ebd330f7c0fcf8d81d9dd4bd5ae4c509427adbf2.svn-base

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+using DTS.Common.Import.ImportOptions;
+using Microsoft.VisualBasic.FileIO;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace DTS.Common.Import
+{
+    public class CSVFile
+    {
+        private readonly string _filename;
+        public CSVFile(string filename)
+        {
+            _filename = filename;
+        }
+        public bool IsInUse()
+        {
+
+            if (!string.IsNullOrEmpty(_filename))
+            {
+                try
+                {
+                    _ = File.ReadAllLines(_filename);
+                    return false;
+                }
+                catch (IOException)
+                {
+                    return true;
+                }
+                catch (Exception)
+                {
+                    //We can supress this exception since we are interested in IOException only
+                }
+            }
+            return true;
+        }
+        //FB 40598 check the format of csv and determine if is test setup or not
+        public static bool IsCSVFileForTestSetupImport(string filename, CsvImportOptions csvImportOptions)
+        {
+            using (var parser = new TextFieldParser(filename, Encoding.GetEncoding(csvImportOptions.Encoding), true))
+            {
+                parser.TextFieldType = FieldType.Delimited;
+                parser.SetDelimiters(csvImportOptions.FieldSeparator);
+                var tokens = parser.ReadFields();
+
+
+                if (tokens != null && tokens[0] == "Version")
+                {
+                    return true;
+                }
+
+            }
+            return false;
+        }
+
+        public int LineCount
+        {
+            get
+            {
+                var count = 0;
+                if (!string.IsNullOrEmpty(_filename))
+                {
+                    string[] lines;
+                    try
+                    {
+                        lines = File.ReadAllLines(_filename);
+                        return lines.Count();
+                    }
+
+                    catch (Exception)
+                    {
+                        return count;
+                    }
+                }
+                return count;
+            }
+        }
+    }
+}