/// <summary>
/// The ConvertElements method converts all of the elements
/// in an instance of FixCollection into their corresponding
/// representation as a text string. This is a helper method
/// for the FixMessage class implementation of ToString().
/// </summary>
/// <param name="elements">
/// The collection of elements that are to be converted into
/// their corresponding representation as a string.
/// </param>
/// <returns>
/// The string that results from the conversion.
/// </returns>
private string ConvertElements(FixCollection elements)
{
StringBuilder sb = new StringBuilder();
foreach (IFixElement element in elements)
{
sb.Append(string.Format("{0}={1}\x01", element.Tag, element.Content));
FixGroup group = element as FixGroup;
if (group != null)
{
foreach (FixCollection instance in group.Instances)
{
sb.Append(ConvertElements(instance));
}
}
}
return(sb.ToString());
}
// REC: The CalculateLength method calculates the combined
// length of all of the elements in a collection. This is
// a support method for the CalculateBodyLength method.
private static int CalculateLength(FixCollection collection)
{
int result = 0;
foreach (IFixElement element in collection)
{
result += element.Tag.ToString().Length;
result += 1;
result += element.Content.Length;
result += 1;
FixGroup group = element as FixGroup;
if (group != null)
{
foreach (FixCollection instance in group.Instances)
{
result += CalculateLength(instance);
}
}
}
return(result);
}
private static int CalculateSum(FixCollection elements)
{
int result = 0;
foreach (IFixElement element in elements)
{
result += CalculateSum(element.Tag.ToString());
result += 0x3D;
result += CalculateSum(element.Content);
result += 0x01;
FixGroup group = element as FixGroup;
if (group != null)
{
foreach (FixCollection instance in group.Instances)
{
result += CalculateSum(instance);
}
}
}
return(result);
}