Cursor <TSchema> GetNext()
{
int nextIndex = _index + 1;
if (_entityResult.TryGetEntity(nextIndex, out TSchema entity))
{
_next = new EntityResultCursor <TSchema>(_context, _entityResult, nextIndex, entity);
}
_nextComputed = true;
return(_next);
}
public async Task <FormatResult <TSchema> > FormatAsync(Stream output, EntityResult <TSchema> input)
{
using (var writer = new StreamWriter(output))
{
for (int i = 0;; i++)
{
TSchema entity;
if (!input.TryGetEntity(i, out entity))
{
break;
}
HL7Segment segment = entity as HL7Segment;
if (segment == null)
{
throw new MacheteSchemaException($"The entity is not an HL7 segment: {TypeCache.GetShortName(entity.GetType())}");
}
if (i > 0)
{
await writer.WriteAsync(_settings.SegmentSeparator);
}
IEntityFormatter entityFormatter;
if (_schema.TryGetEntityFormatter(entity, out entityFormatter))
{
var context = new StringBuilderFormatContext();
context.AddSettings(_settings);
entityFormatter.Format(context, entity);
await writer.WriteAsync(context.ToString()).ConfigureAwait(false);
}
else
{
throw new MacheteSchemaException($"The entity type was not found: {TypeCache.GetShortName(entity.GetType())}");
}
}
}
return(new HL7FormatResult <TSchema>());
}
