public override int Get(TextReader reader, string[] values, TextParser.ColRow[] pos)
{
int count = 0;
for (int k = 0; k < values.Length; k++)
{
values[k] = null;
if (pos != null)
{
pos[k].col = 0;
pos[k].line = LineIndex;
}
}
int index = 0;
String input = reader.ReadLine();
if (input.Length > 0 && input[0] == CommentChar)
{
LineIndex++;
return -1;
}
while (index < input.Length)
{
if (pos != null && count < pos.Length)
{
pos[count].line = LineIndex;
pos[count].col = index;
}
if (input[index] == QuoteChar)
{
index++;
m_stringBuilder.Length = 0;
while (true)
{
int k = input.IndexOf(QuoteChar, index);
if (k == -1)
{
m_stringBuilder.Append(input.Substring(index));
input = reader.ReadLine();
index = 0;
LineIndex++;
}
else
{
int next_ch;
if (k < input.Length -1)
{
next_ch = input[k + 1];
if (next_ch == QuoteChar)
{
m_stringBuilder.Append(input.Substring(index, k - index + 1));
if (index == input.Length - 1)
{
input = reader.ReadLine();
index = 0;
LineIndex++;
}
else
index = k + 2;
}
else
{
m_stringBuilder.Append(input.Substring(index, k - index));
index = k + 1;
break;
}
}
else
{
m_stringBuilder.Append(input.Substring(index, k - index));
index = k + 1;
break;
}
}
}
if (index < input.Length)
if (input[index] == Delimiter)
index++;
else
throw new ESQLException(Properties.Resources.InvalidTextFileFormat,
LineIndex + 1, index + 1);
if (count < values.Length)
values[count++] = m_stringBuilder.ToString();
}
else
{
int k = input.IndexOf(Delimiter, index);
if (k > -1)
{
if (count < values.Length)
values[count++] = input.Substring(index, k - index);
index = k + 1;
}
else
{
if (count < values.Length)
values[count++] = input.Substring(index);
break;
}
}
}
LineIndex++;
return count;
}
public ProcessingContextBase(StreamReader reader, int[] length, String nullValue, bool columnNameHeader,
NumberFormatInfo nft, DateTimeFormatInfo dft)
: base(null)
{
m_reader = reader;
m_columnNameHeader = columnNameHeader;
m_numberFormat = nft;
m_dateTimeFormat = dft;
m_parser = new FLVParser(length, TextDataAccessor.CommentChar);
}
public override int Get(TextReader reader, string[] values, TextParser.ColRow[] pos)
{
return Get(reader.ReadLine(), values, LineIndex++, pos);
}
public ProcessingContextBase(StreamReader reader, char delimiter, String nullValue, bool columnNameHeader,
NumberFormatInfo nft, DateTimeFormatInfo dft)
: base(null)
{
m_reader = reader;
m_columnNameHeader = columnNameHeader;
m_numberFormat = nft;
m_dateTimeFormat = dft;
m_nullValue = nullValue;
m_parser = new CsvParser(delimiter, TextDataAccessor.CommentChar);
}