internal void InternalWriteWhitespace(string ws)
{
if (ws != null)
{
if (!StringUtils.IsWhiteSpace(ws))
{
throw EdiWriterException.Create(this, "Only white space characters should be used.", null);
}
}
}
private void WriteEnd(EdiContainerType type)
{
switch (type)
{
case EdiContainerType.Segment:
case EdiContainerType.Element:
case EdiContainerType.Component:
InternalWriteEnd(type);
break;
default:
throw EdiWriterException.Create(this, "Unexpected type when writing end: " + type, null);
}
}
private void AutoCompleteClose(EdiContainerType type)
{
// write closing symbol and calculate new state
while (Peek() >= type && Top > 0)
{
EdiToken token;
bool forcebreak = false;
if (Peek() == type && _currentPosition.HasIndex)
{
token = GetCloseTokenForType(type);
forcebreak = true;
}
else
{
token = GetCloseTokenForType(Pop());
}
WriteEnd(token);
EdiContainerType currentLevelType = Peek();
switch (currentLevelType)
{
case EdiContainerType.Segment:
_currentState = State.Segment;
break;
case EdiContainerType.Element:
_currentState = State.Element;
break;
case EdiContainerType.Component:
_currentState = State.Component;
break;
case EdiContainerType.None:
_currentState = State.Start;
break;
default:
throw EdiWriterException.Create(this, "Unknown EdiContainerType: " + currentLevelType, null);
}
if (forcebreak)
{
break;
}
}
}
private EdiToken GetCloseTokenForType(EdiContainerType type)
{
switch (type)
{
case EdiContainerType.Segment:
return(EdiToken.SegmentStart);
case EdiContainerType.Element:
return(EdiToken.None);
case EdiContainerType.Component:
return(EdiToken.None);
case EdiContainerType.None:
return(EdiToken.None);
default:
throw EdiWriterException.Create(this, "No close token for type: " + type, null);
}
}
public void WriteServiceStringAdvice()
{
if (_currentState != State.Start)
{
throw EdiWriterException.Create(this, "Service string advice can only be applied at the begining of the iterchange. Current state is: {0}".FormatWith(Culture, _currentState), null);
}
if (null != Grammar.ServiceStringAdviceTag)
{
WriteRaw(string.Format("{0}{1}{2}{3}{4}{5}{6}",
Grammar.ServiceStringAdviceTag,
Grammar.ComponentDataElementSeparator,
Grammar.DataElementSeparator,
Grammar.DecimalMark,
Grammar.ReleaseCharacter,
new string(Grammar.Reserved),
Grammar.SegmentTerminator));
if (Formatting == Formatting.LinePerSegment)
{
WriteNewLine();
}
}
}
internal void AutoComplete(EdiToken tokenBeingWritten)
{
// gets new state based on the current state and what is being written
State newState = StateArray[(int)tokenBeingWritten][(int)_currentState];
if (newState == State.Error)
{
throw EdiWriterException.Create(this, "Token {0} in state {1} would result in an invalid Edi object.".FormatWith(CultureInfo.InvariantCulture, tokenBeingWritten.ToString(), _currentState.ToString()), null);
}
if ((_currentState == State.Element || _currentState == State.Component || _currentState == State.Value || _currentState == State.SegmentName) && tokenBeingWritten == EdiToken.SegmentName)
{
AutoCompleteClose(EdiContainerType.Segment);
}
else if (_currentState == State.SegmentName && tokenBeingWritten.IsPrimitiveToken())
{
Push(EdiContainerType.Element);
Push(EdiContainerType.Component);
}
else if (_currentState == State.Element && tokenBeingWritten.IsPrimitiveToken())
{
Push(EdiContainerType.Component);
}
else if (_currentState == State.Value && tokenBeingWritten.IsPrimitiveToken())
{
AutoCompleteClose(EdiContainerType.Component);
WriteComponentDelimiter();
Push(EdiContainerType.Component);
}
else if ((_currentState == State.Component || _currentState == State.Value) && tokenBeingWritten == EdiToken.ElementStart)
{
AutoCompleteClose(EdiContainerType.Element);
}
else if ((_currentState == State.Component || _currentState == State.Value) && tokenBeingWritten == EdiToken.ComponentStart)
{
AutoCompleteClose(EdiContainerType.Component);
}
_currentState = newState;
}
private static EdiWriterException CreateUnsupportedTypeException(EdiWriter writer, object value)
{
return(EdiWriterException.Create(writer, "Unsupported type: {0}. Use the EdiSerializer class to get the object's EDI representation.".FormatWith(CultureInfo.InvariantCulture, value.GetType()), null));
}
