public override string ToString()
{
StringBuilder builder = new StringBuilder();
builder.AppendLine(this.GetFirstLine());
foreach (var field in this.headFielders)
{
if (field.Name != "L" && !string.IsNullOrEmpty(field.Value))
{
builder.AppendLine(field.ToString());
}
}
string body = this.Body;
if (this.body.Trim().Length > 0)
{
SipHeadField lengthField = new SipHeadField(SipHeadFieldName.ContentLength, Encoding.UTF8.GetByteCount(body).ToString());
builder.AppendLine(lengthField.ToString());
builder.AppendLine(Environment.NewLine + body);
}
else
{
builder.AppendLine(Environment.NewLine + Environment.NewLine);
}
return(builder.ToString());
}
public static string GetCSeqMethod(SipHeadField field)
{
//Q: 2 R
string raw = field.ToString();
if (!raw.StartsWith(SipHeadFieldName.CSeq))
{
throw new ArgumentException("can't get CSeqMethod from :" + field.Value);
}
string[] arr = raw.Split(new char[] { ' ' });
if (arr.Length > 1)
{
return(arr[2]);
}
return(string.Empty);
}
