/// <summary>
/// Tries to parse what had been collected before a new message starts.
/// </summary>
/// <param name="segmentContext">The current segment.</param>
/// <param name="tag">The start new message tag.</param>
/// <returns>If flushed.</returns>
internal bool Flush(SegmentContext segmentContext, SegmentTags tag)
{
if ((segmentContext.IsControl || segmentContext.Tag == tag) && CurrentMessage.Any())
{
foreach (var c in segmentContext.Value)
{
Buffer.Enqueue(c);
}
Buffer.Enqueue(Separators.Segment);
try
{
if (CurrentGroupHeader != null)
{
CurrentMessage.Add(CurrentGroupHeader);
}
Item = CurrentMessage.Analyze(Separators, BuildContext());
}
finally
{
CurrentMessage.Clear();
}
return(true);
}
return(false);
}
/// <summary>
/// Initializes a new instance of the <see cref="SegmentContext"/> class.
/// </summary>
/// <param name="ediSegment">The segment line.</param>
/// <param name="separators">The separators.</param>
public SegmentContext(string ediSegment, Separators separators)
{
if (string.IsNullOrEmpty(ediSegment))
{
throw new ArgumentNullException("ediSegment");
}
if (separators == null)
{
throw new ArgumentNullException("separators");
}
var dataElements = ediSegment.Split(new [] { separators.DataElement }, StringSplitOptions.None);
// Support for blank/situational segments
if (dataElements[0] == ediSegment)
{
dataElements[0] = dataElements[0].TrimEnd(separators.Segment);
}
Name = string.Concat(dataElements[0].Take(3));
Value = ediSegment;
// UNA segments don't have values
if (ediSegment.StartsWith(SegmentTags.UNA.ToString(), StringComparison.Ordinal))
{
Name = SegmentTags.UNA.ToString();
}
if (dataElements.Length > 1)
{
// Handle blank segments, e.g. BHT+'
var firstComponentDataElements = dataElements[1].Split(new[] { separators.ComponentDataElement },
StringSplitOptions.None);
FirstValue = firstComponentDataElements[0];
if (dataElements.Length > 2)
{
var secondComponentDataElements =
dataElements[2].Split(new[] { separators.ComponentDataElement },
StringSplitOptions.None);
SecondValue = secondComponentDataElements[0];
}
if (Name == Hl && !string.IsNullOrEmpty(dataElements[2]))
{
ParentId = dataElements[2];
}
}
IsJump = Jump();
Tag = ediSegment.ToSegmentTag(separators);
IsControl = Control();
LogName = ToLogName();
}
public SegmentContext(string ediSegment, Separators separators)
{
if (string.IsNullOrEmpty(ediSegment))
{
throw new ArgumentNullException("ediSegment");
}
if (separators == null)
{
throw new ArgumentNullException("separators");
}
var dataElements = ediSegment.Split(new [] { separators.DataElement }, StringSplitOptions.None);
if (dataElements.Length < 2)
{
throw new Exception("Segment is blank.");
}
Name = dataElements[0];
Value = ediSegment;
// UNA segments don't have values
if (ediSegment.StartsWith(SegmentTags.UNA.ToString()))
{
Name = SegmentTags.UNA.ToString();
}
// Handle blank segments, e.g. BHT+'
var firstComponentDataElements = dataElements[1].Split(new[] { separators.ComponentDataElement },
StringSplitOptions.None);
FirstValue = firstComponentDataElements[0];
if (dataElements.Length > 2)
{
var secondComponentDataElements =
dataElements[2].Split(new[] { separators.ComponentDataElement },
StringSplitOptions.None);
SecondValue = secondComponentDataElements[0];
}
if (Name == Hl && !string.IsNullOrEmpty(dataElements[2]))
{
ParentId = dataElements[2];
}
IsJump = Name == Hl && FirstValue != null && FirstValue != "1" &&
(int.Parse(FirstValue) - int.Parse(ParentId ?? "0") > 1);
Tag = ediSegment.ToSegmentTag(separators);
IsHeader = Header();
LogName = ToLogName();
}
