public string get(string sSegmentName, int iSegmentOccurence, int iFieldPos, int iFieldOccurence, int iComponentPos, int iSubComponentPos)
{
String sString = "";
HL7Segment segment = getHL7Segment(sSegmentName, iSegmentOccurence);
sString = segment.toString();
if (iFieldPos > 0)
{
HL7Field field = segment.getField(iFieldPos);
sString = field.toString();
if (iFieldOccurence > 0)
{
HL7FieldItem fieldItem = field.getFieldItem(iFieldOccurence);
sString = fieldItem.toString();
if (iComponentPos > 0)
{
HL7Component component = fieldItem.getComponent(iComponentPos);
sString = component.toString();
if (iSubComponentPos > 0)
{
HL7SubComponent subComponent = component.getSubComponent(iSubComponentPos);
sString = subComponent.toString();
}
}
}
}
return(sString);
}
public HL7Field getField(int iFieldPos)
{
HL7Field field = null;
try
{
String sField = "";
if (sName.Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase))
{
if (iFieldPos == 1)
{
sField = char.ToString(delimeters.getFD());
}
else
if (iFieldPos == 2)
{
sField = delimeters.toString().Substring(1);
}
else
{
sField = deSegment.getString(delimeters.getFD(), iFieldPos);
}
}
else
{
sField = deSegment.getString(delimeters.getFD(), iFieldPos + 1);
}
field = new HL7Field(sField, delimeters);
}
catch (UnableToGetStringException e)
{
throw new FieldNotFoundException(e.Message);
}
return(field);
}
public void buildXML(XmlDocument doc, XmlElement messageElement)
{
int iNumberFields = getLength();
HL7Field field = new HL7Field("", delimeters);
XmlElement segmentElement = doc.CreateElement(sName);
messageElement.AppendChild(segmentElement);
for (int i = 1; i <= iNumberFields; i++)
{
XmlElement fieldElement = doc.CreateElement("FIELD." + i.ToString());
segmentElement.AppendChild(fieldElement);
if (sName.Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase) && i == 1)
{
fieldElement.InnerText = char.ToString(delimeters.getFD());
continue;
}
if (sName.Equals(MESSAGE_HEADER, StringComparison.CurrentCultureIgnoreCase) && i == 2)
{
fieldElement.InnerText = (delimeters.toString().Substring(1));
}
else
{
field = getField(i);
field.buildXML(doc, fieldElement);
}
}
}
private void initializeHL7(string sHL7Message)
{
deMessage = new HL7DataElement(sHL7Message.Trim());
try
{
HL7Segment messageHeader = getMessageHeader();
HL7Field field = messageHeader.getField(MESSAGE_TYPE_POS);
HL7FieldItem fieldItem = field.getFieldItem(1);
HL7Component messageType = fieldItem.getComponent(1);
string sMessageID = "";
try
{
HL7Component messageID = fieldItem.getComponent(2);
sMessageID = messageID.toString();
}
catch (ComponentNotFoundException componentnotfoundexception) { }
if (sMessageID.Length > 0)
{
sMessageType = messageType.toString() + "_" + sMessageID;
}
else
{
sMessageType = messageType.toString();
}
try
{
field = messageHeader.getField(MESSAGE_ENCODING_POS);
sHL7Encoding = field.toString();
sXMLEncoding = "UTF-8";//characterSet.getXML(sHL7Encoding);
}
catch (FieldNotFoundException e)
{
//debug("Character set not found in HL7. Using system defaults.");
sHL7Encoding = "";
sXMLEncoding = "UTF-8";
}
}
catch (ComponentNotFoundException e)
{
throw new InvalidMessageTypeException(e.Message);
}
catch (FieldNotFoundException e)
{
throw new MessageTypeNotFoundException(e.Message);
}
catch (SegmentNotFoundException e)
{
throw new MessageHeaderNotFoundException(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);
}
}
