public override void Open()
{
object dataSource = base.DataSource;
this.fileSource = dataSource as CsvFileSource;
if ((this.fileSource != null) && (this.fileSource.FileStream != null))
{
try
{
Encoding encoding = this.fileSource.Encoding;
if (encoding == null)
{
encoding = Encoding.UTF8;
}
string data = new StreamReader(this.fileSource.FileStream, encoding, true).ReadToEnd();
this.cachedFileText = CsvImp.ParseText(data, this.fileSource.RowDelimiter, this.fileSource.ColumnDelimiter, this.fileSource.CellDelimiter);
this.hasRowHeader = (this.fileSource.OpenFlags & TextFileOpenFlags.IncludeRowHeader) == TextFileOpenFlags.IncludeRowHeader;
this.hasColumnHeader = (this.fileSource.OpenFlags & TextFileOpenFlags.IncludeColumnHeader) == TextFileOpenFlags.IncludeColumnHeader;
base.Open();
if ((this.cachedFileText != null) && (this.cachedFileText.Count > 0))
{
this.CreateDataFields();
}
}
catch
{
}
}
}
void CreateDataFields()
{
if ((this.cachedFileText != null) || (this.cachedFileText.Count > 0))
{
int maxLength = CsvImp.GetMaxLength(this.cachedFileText);
if (this.hasColumnHeader)
{
this.cachedHeaders = this.cachedFileText[0];
}
else
{
this.cachedHeaders = new List <string>();
int num2 = 0;
if (!this.hasRowHeader)
{
num2 = 1;
}
for (int i = num2; i <= maxLength; i++)
{
this.cachedHeaders.Add("Column" + ((int)i).ToString());
}
}
}
}