[Quantproject-developers] QuantProject/b3_Data/Selectors TickerSelector.cs,1.8,1.9

[Marco M. <mi...@us...>]

Update of /cvsroot/quantproject/QuantProject/b3_Data/Selectors
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv2891/b3_Data/Selectors

Modified Files:
	TickerSelector.cs 
Log Message:
Added method GetCommonTickers, in order to find common tickers in two given tables

Index: TickerSelector.cs
===================================================================
RCS file: /cvsroot/quantproject/QuantProject/b3_Data/Selectors/TickerSelector.cs,v
retrieving revision 1.8
retrieving revision 1.9
diff -C2 -d -r1.8 -r1.9
*** TickerSelector.cs	22 Aug 2004 16:56:26 -0000	1.8
--- TickerSelector.cs	28 Aug 2004 16:41:53 -0000	1.9
***************
*** 22,25 ****
--- 22,26 ----
  
  using System;
+ using System.Collections;
  using System.Data;
  using System.Windows.Forms;
***************
*** 313,316 ****
--- 314,337 ----
      }
  
+     /// <summary>
+     /// It returns a DataTable, with only one column, containing tickers
+     /// that are contained in both the two tables passed as parameters
+     /// </summary>
+     /// <param name="firstDataTable">The first data table in which the column indexed 0 contains the first set of tickers' symbols</param>
+     /// <param name="secondDataTable">The second data table in which the column indexed 0 contains the second set of tickers' symbols</param>
+     public static DataTable GetTableOfCommonTickers(DataTable firstDataTable, DataTable secondDataTable)
+     {
+       DataTable commonTickers = new DataTable();
+       commonTickers.Columns.Add("tiTicker", System.Type.GetType("System.String"));
+       Hashtable hashTable = ExtendedDataTable.GetCommonValues(firstDataTable, 
+                                                               secondDataTable,0,0);
+       object[] values = new object[1];
+       foreach(DictionaryEntry element in hashTable )
+       {
+         values[0]=element.Value;
+         commonTickers.Rows.Add(values);
+       }
+       return commonTickers;
+     }