Initial Commit

MarketData/MarketDataLib/Utility/CSVLineHelper.cs

@@ -0,0 +1,57 @@
+using System;
+using System.Text;
+using System.Collections.Generic;
+
+namespace MarketData.Utils
+{
+  public class CSVLineHelper
+  {
+	  public CSVLineHelper()
+	  {
+	  }
+    public static String[] ParseLine(String strLine)
+    {
+      try
+      {
+        List<String> items = new List<String>();
+        int length = strLine.Length;
+        for (int index = 0; index < length; index++)
+        {
+          char ch = strLine[index];
+          if (ch == '"') items.Add(GetQuotedItem(strLine, ref index, length));
+          else items.Add(GetItem(strLine, ref index, length));
+        }
+        return items.ToArray();
+      }
+      catch (Exception exception)
+      {
+        MDTrace.WriteLine(LogLevel.DEBUG,exception.ToString());
+        return null;
+      }
+    }
+    private static String GetQuotedItem(String strLine,ref int index,int length)
+    {
+      StringBuilder sb = new StringBuilder();
+      char ch = '\0';
+      while (index<length)
+      {
+        ch = strLine[++index];
+        if (ch == '"') { index++; break; }
+        if (ch != ',') sb.Append(ch);
+      }
+      return sb.ToString();
+    }
+    private static String GetItem(String strLine, ref int index, int length)
+    {
+      StringBuilder sb = new StringBuilder();
+      char ch='\0';
+      while (ch != ',' && index<length)
+      {
+        ch = strLine[index++];
+        if (ch != ',') sb.Append(ch);
+      }
+      index--;
+      return sb.ToString();
+    }
+  }
+}