/// <summary>
/// Validates that the column header names match.
/// </summary>
/// <param name="fileFormat">The <see cref="FileFormatBase"/>.</param>
/// <param name="record">The <see cref="FileRecord"/>.</param>
void IFileRecord.OnRead(FileFormatBase fileFormat, FileRecord record)
{
var frr = CheckConfiguration(fileFormat, record);
for (int i = 0; i < frr.Columns.Count; i++)
{
if (i >= record.Columns.Count)
{
break;
}
if (StringComparer.OrdinalIgnoreCase.Compare(frr.Columns[i].Name, record.Columns[i]) != 0)
{
record.Messages.Add(Entities.MessageType.Error, string.Format(System.Globalization.CultureInfo.InvariantCulture, "Column (position {0}) content '{1}' does not match the expected name '{2}'.", i + 1, record.Columns[i], frr.Columns[i].Name));
}
}
}
/// <summary>
/// Validates that the column header names match.
/// </summary>
/// <param name="fileFormat">The <see cref="FileFormatBase"/>.</param>
/// <param name="record">The <see cref="FileRecord"/>.</param>
void IFileRecord.OnRead(FileFormatBase fileFormat, FileRecord record)
{
var frr = CheckConfiguration(fileFormat, record);
for (int i = 0; i < frr.Columns.Length; i++)
{
if (i >= record.Columns.Length)
{
break;
}
if (StringComparer.OrdinalIgnoreCase.Compare(frr.Columns[i].Name, record.Columns[i]) != 0)
{
record.Messages.Add(Entities.MessageType.Error, "Column (position {0}) content '{1}' does not match the expected name '{2}'.", i + 1, record.Columns[i], frr.Columns[i].Name);
}
}
}
/// <summary>
/// Check the configuration is valid.
/// </summary>
private FileRecordReflector CheckConfiguration(FileFormatBase fileFormat, FileRecord record)
{
if (fileFormat.IsHierarchical)
{
throw new InvalidOperationException("The ColumnNameHeader cannot be used when the File Format is hierarchical.");
}
var frr = fileFormat.GetFileRecordReflector(fileFormat.ContentRowType);
if (record.LineNumber != 1 || fileFormat.HeaderRowType == null || fileFormat.HeaderRowType != typeof(ColumnNameHeader))
{
throw new InvalidOperationException("The ColumnNameHeader can only be used for a Header row.");
}
if (record.Columns.Count != frr.Columns.Count)
{
record.Messages.Add(Entities.MessageType.Warning, "The number of Header columns '{0}' does not match that specified for the expected Content '{1}'.", record.Columns.Count, frr.Columns.Count);
}
return(frr);
}
/// <summary>
/// Writes the header record using the column names.
/// </summary>
/// <param name="fileFormat">The <see cref="FileFormatBase"/>.</param>
/// <param name="record">The <see cref="FileRecord"/>.</param>
void IFileRecord.OnWrite(FileFormatBase fileFormat, FileRecord record)
{
var frr = CheckConfiguration(fileFormat, record);
var sb = new StringBuilder();
var cols = new List <string>();
for (int i = 0; i < frr.Columns.Count; i++)
{
cols.Add(frr.Columns[i].Text);
}
record.Columns = cols;
for (int i = 0; i < frr.Columns.Count; i++)
{
if (!fileFormat.WriteColumnToLineDataInternal(frr.Columns[i], record, i, sb))
{
return;
}
}
record.LineData = sb.ToString();
}
