public void AddRange(TextFieldCollection texValue)
{
int intCounter = 0;
while (intCounter < texValue.Count)
{
Add(texValue[intCounter]);
intCounter++;
}
}
/// <summary>
/// Adds a row to the datatable
/// </summary>
private void AddRow(DataTable dt, TextFieldCollection textFields)
{
DataRow dr = dt.NewRow();
foreach (TextField field in textFields)
{
dr[field.Name] = field.Value;
}
dt.Rows.Add(dr);
}
private void ParseSchema()
{
m_TextFields = new TextFieldCollection();
XmlDocument doc = new XmlDocument();
doc.Load(m_FilePath);
XmlNodeList lst = doc.GetElementsByTagName("TABLE");
if (lst.Count == 0)
{
throw new XmlException("Could not locate the 'TABLE' node." + Environment.NewLine +
"The Schema is case sensitive.");
}
if (lst.Count > 1)
{
throw new XmlException("There are multiple 'TABLE' nodes." + Environment.NewLine +
"There can be only one 'TABLE' node.");
}
XmlNode tableNode = lst[0];
foreach (XmlAttribute attribute in tableNode.Attributes)
{
switch (attribute.Name.ToLower())
{
case "name":
m_TableName = attribute.Value;
break;
case "fileformat":
m_FileFormat = (FileFormat)Enum.Parse(typeof(FileFormat), attribute.Value);
break;
case "delimiter":
m_FieldDelimiter = attribute.Value[0];
break;
case "quotecharacter":
m_QuoteDelimiter = attribute.Value[0];
break;
default:
throw new NotSupportedException("The attribute '" + attribute.Name + "' is not supported.");
}
}
lst = doc.GetElementsByTagName("FIELD");
TextField field;
string name = "";
TypeCode datatype;
bool quoted = false;
int length = 0;
foreach (XmlNode node in lst)
{
name = "";
datatype = TypeCode.String;
quoted = false;
length = 0;
foreach (XmlAttribute fattribute in node.Attributes)
{
switch (fattribute.Name.ToLower())
{
case "name":
name = fattribute.Value;
break;
case "datatype":
datatype = (TypeCode)Enum.Parse(typeof(TypeCode), fattribute.Value);
break;
case "quoted":
quoted = Boolean.Parse(fattribute.Value);
break;
case "length":
length = Int32.Parse(fattribute.Value);
break;
default:
throw new NotSupportedException("The attribute '" + fattribute.Name + "' is not supported.");
}
}
if (name.Trim().Length == 0)
{
throw new ArgumentException("The attribute 'Name' cannot be blank");
}
if (m_FileFormat == FileFormat.FixedWidth && length <= 0)
{
throw new ArgumentOutOfRangeException("A 'Length' attribute > 0 must be specified for all fields in a fixed width file.");
}
if (m_FileFormat == FileFormat.FixedWidth)
{
field = new TextField(name, datatype, length);
}
else
{
field = new TextField(name, datatype, quoted);
}
m_TextFields.Add(field);
}
}
public TextFieldEnumerator(TextFieldCollection texMappings) : base()
{
iEnLocal = (System.Collections.IEnumerable)texMappings;
iEnBase = iEnLocal.GetEnumerator();
}
public TextFieldCollection(TextFieldCollection texValue) : base()
{
AddRange(texValue);
}
