private HL7Segment getMessageHeader()
{
string sHeader = "";
try
{
sHeader = deMessage.getString(SEGMENT_DELIMETER, 1);
if (sHeader.Length > 3)
{
if (sHeader.Substring(0, MESSAGE_HEADER.Length).Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase))
{
string sDel = sHeader.Substring(DELIMETERS_START, DELIMETERS_END - DELIMETERS_START);
delimeters = new HL7Delimeters(sDel);
}
else
{
throw new SegmentNotFoundException("Can not find message header.");
}
}
else
{
throw new InvalidSegmentException("Message segement name is not valid.");
}
}
catch (UnableToGetStringException e)
{
throw new SegmentNotFoundException(e.Message);
}
catch (InvalidDelimetersException e)
{
throw new SegmentNotFoundException(e.Message);
}
return(new HL7Segment(sHeader, delimeters));
}
public HL7Field(XmlElement fieldElement, HL7Delimeters delim)
{
delimeters = delim;
int iLastPopulatedPos = 0;
String sField = "";
XmlNodeList fieldItemList = fieldElement.ChildNodes;
if (fieldItemList.Count > 0)
{
for (int i = 0; i < fieldItemList.Count; i++)
{
XmlElement fieldItemElement = (XmlElement)fieldItemList[i];
HL7FieldItem fieldItem = new HL7FieldItem(fieldItemElement, delimeters);
sField = sField + fieldItem.toString() + Char.ToString(delimeters.getRD());
if (fieldItem.toString().Length > 0)
{
iLastPopulatedPos = sField.Length - 1;
}
}
sField = sField.Substring(0, iLastPopulatedPos);
}
deField = new HL7DataElement(sField);
}
private string convertToHL7(XmlDocument xMsg)
{
String sHL7Message = "";
XmlElement rootElement = (XmlElement)xMsg.FirstChild;
XmlElement messageHeaderElement = (XmlElement)rootElement.GetElementsByTagName(MESSAGE_HEADER)[0];
XmlElement fieldSepartorElement = (XmlElement)messageHeaderElement.GetElementsByTagName(FIELD_SERARATOR_FIELD_POS)[0];
XmlElement encodingCharactersElement = (XmlElement)messageHeaderElement.GetElementsByTagName(ENCODING_CHARACTER_FIELD_POS)[0];
string sDel = fieldSepartorElement.InnerText + encodingCharactersElement.InnerText;
delimeters = new HL7Delimeters(sDel);
XmlNodeList segmentList = rootElement.ChildNodes;
int iSegmentTotal = segmentList.Count;
for (int i = 0; i < iSegmentTotal; i++)
{
XmlElement segmentElement = (XmlElement)segmentList[i];
HL7Segment segment = new HL7Segment(segmentElement, delimeters);
if (segment.getLength() > 0)
{
sHL7Message = sHL7Message + segment.toString() + SEGMENT_DELIMETER;
}
}
return(sHL7Message);
}
public HL7SubComponent(XmlElement subComponentElement, HL7Delimeters delim)
{
string sText = subComponentElement.InnerText;
delimeters = delim;
deSubComponent = new HL7DataElement(sText);
}
public HL7FieldItem(string sFld, HL7Delimeters delim)
{
deField = new HL7DataElement(sFld);
delimeters = delim;
if (deField.getLength(delimeters.getRD()) > 1 && !delimeters.toString().Equals(deField.toString(), StringComparison.CurrentCultureIgnoreCase))
{
throw new InvalidFieldException("");
}
else
{
return;
}
}
public HL7FieldItem(XmlElement fieldItemElement, HL7Delimeters delim)
{
delimeters = delim;
string sFieldItem = "";
int iLastPopulatedPos = 0;
XmlNodeList componentList = fieldItemElement.ChildNodes;
if (componentList.Count == 0)
{
HL7Component component = new HL7Component(fieldItemElement, delimeters);
sFieldItem = sFieldItem + component.toString();
}
else
{
if (componentList.Count == 1 && componentList[0].NodeType == XmlNodeType.Text)
{
HL7Component component = new HL7Component(fieldItemElement, delimeters);
sFieldItem = sFieldItem + component.toString();
if (component.toString().Length > 0)
{
iLastPopulatedPos = sFieldItem.Length;
}
}
else
{
for (int i = 0; i < componentList.Count; i++)
{
XmlElement componentElement = (XmlElement)componentList[i];
HL7Component component = new HL7Component(componentElement, delimeters);
sFieldItem = sFieldItem + component.toString() + delimeters.getCD();
if (component.toString().Length > 0)
{
iLastPopulatedPos = sFieldItem.Length - 1;
}
}
}
sFieldItem = sFieldItem.Substring(0, iLastPopulatedPos);
}
deField = new HL7DataElement(sFieldItem);
}
public HL7Component(XmlElement componentElement, HL7Delimeters delim)
{
delimeters = delim;
string sComponent = "";
int iLastPopulatedPos = 0;
XmlNodeList subComponentList = componentElement.ChildNodes;
if (subComponentList.Count == 0)
{
HL7SubComponent subComponent = new HL7SubComponent(componentElement, delimeters);
sComponent = sComponent + subComponent.toString();
}
else
{
if (subComponentList.Count == 1 && componentElement.ChildNodes[0].NodeType == XmlNodeType.Text)
{
HL7SubComponent subComponent = new HL7SubComponent(componentElement, delimeters);
sComponent = sComponent + subComponent.toString();
if (subComponent.toString().Length > 0)
{
iLastPopulatedPos = sComponent.Length;
}
}
else
{
for (int i = 0; i < subComponentList.Count; i++)
{
XmlElement subComponentElement = (XmlElement)subComponentList[i];
HL7SubComponent subComponent = new HL7SubComponent(subComponentElement, delimeters);
sComponent = sComponent + subComponent.toString() + char.ToString(delimeters.getSD());
if (subComponent.toString().Length > 0)
{
iLastPopulatedPos = sComponent.Length - 1;
}
}
}
sComponent = sComponent.Substring(0, iLastPopulatedPos);
}
deComponent = new HL7DataElement(sComponent);
}
public HL7Segment(string sSeg, HL7Delimeters delim)
{
deSegment = new HL7DataElement(sSeg);
delimeters = delim;
try
{
sName = deSegment.getString(delimeters.getFD(), 1).Trim();
if (sName.Equals(""))
{
//throw new InvalidSegmentException("Segment name is empty");
}
}
catch (UnableToGetStringException e)
{
throw new InvalidSegmentException(e.Message);
}
catch (Exception e)
{
throw new InvalidSegmentException(e.Message);
}
}
public HL7Segment(XmlElement segmentElement, HL7Delimeters delim)
{
delimeters = delim;
sName = segmentElement.Name;
int iLastPopulatedPos = 0;
string sSegment = (sName) + char.ToString(delimeters.getFD());
try
{
XmlNodeList fieldList = segmentElement.ChildNodes;
for (int i = 0; i < fieldList.Count; i++)
{
if (sName.Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase) && i == 0)
{
continue;
}
if (sName.Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase) && i == 1)
{
sSegment = sSegment + (delimeters.toString().Substring(1)) + char.ToString(delimeters.getFD());
continue;
}
XmlElement fieldElement = (XmlElement)fieldList[i];
HL7Field field = new HL7Field(fieldElement, delimeters);
sSegment = sSegment + field.toString() + char.ToString(delimeters.getFD());
if (field.toString().Length > 0)
{
iLastPopulatedPos = sSegment.Length - 1;
}
}
deSegment = new HL7DataElement(sSegment.Substring(0, iLastPopulatedPos));
}
catch (InvalidFieldException e)
{
throw new InvalidSegmentException(e.Message);
}
}
public HL7Field(string sFld, HL7Delimeters delim)
{
deField = new HL7DataElement(sFld);
delimeters = delim;
}
public HL7Component(string sComp, HL7Delimeters delim)
{
deComponent = new HL7DataElement(sComp);
delimeters = delim;
}
public HL7SubComponent(string sSubComp, HL7Delimeters delim)
{
deSubComponent = new HL7DataElement(sSubComp);
delimeters = delim;
}
