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(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);
}
public void buildXML(XmlDocument doc, XmlElement fieldElement)
{
int iNumberFieldItems = getLength();
HL7FieldItem fieldItem = new HL7FieldItem("", delimeters);
for (int i = 1; i <= iNumberFieldItems; i++)
{
fieldItem = getFieldItem(i);
XmlElement fieldItemElement = doc.CreateElement("FIELD_ITEM");
fieldElement.AppendChild(fieldItemElement);
fieldItem.buildXML(doc, fieldItemElement);
}
}
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 HL7FieldItem getFieldItem(int iFieldOccurence)
{
HL7FieldItem field = null;
try
{
string sField = deField.getString(delimeters.getRD(), iFieldOccurence);
field = new HL7FieldItem(sField, delimeters);
}
catch (UnableToGetStringException e)
{
throw new FieldNotFoundException(e.Message);
}
return(field);
}
