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 void buildXML(XmlDocument doc, XmlElement fieldItemElement)
{
HL7Component component = new HL7Component("", delimeters);
int iNumberComponents = getLength();
for (int i = 1; i <= iNumberComponents; i++)
{
component = getComponent(i);
XmlElement componentElement = doc.CreateElement("COMPONENT." + i.ToString());
fieldItemElement.AppendChild(componentElement);
component.buildXML(doc, componentElement);
}
}
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 HL7Component getComponent(int iComponentPos)
{
string sString;
try
{
sString = deField.getString(delimeters.getCD(), iComponentPos);
}
catch (UnableToGetStringException e)
{
throw new ComponentNotFoundException(e.Message + ", can not get component " + iComponentPos.ToString() + " in field " + deField.toString());
}
HL7Component comp = new HL7Component(sString, delimeters);
return(comp);
}
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);
}
