public static object Parse(Type type, string componentForm, HL7Separators sep)
{
object component;
// A component can either be a string, or it will consist of sub-components.
if (type.Equals(typeof(string)))
{
component = sep.Decode(componentForm);
}
else
{
FieldInfo[] subcomponents = type.GetFields();
string[] subcomponentForm = componentForm.Split(sep.SubcomponentSeparator);
int n = Math.Min(subcomponents.Length, subcomponentForm.Length);
// Invoke the constructor that takes no parameters
component = type.GetConstructor(System.Type.EmptyTypes).Invoke(null);
for (int i = 0; i < n; i++)
{
// Each subcomponent must be a string
if (subcomponents[i].FieldType.Equals(typeof(string)))
{
subcomponents[i].SetValue(component, sep.Decode(subcomponentForm[i]));
}
else if (subcomponents[i].FieldType.Equals(typeof(HL7.Common.DataStructure.HD))) // For OBR segment PrincipalResultsInterpreter field we have assigningAuthority that needs to be set
{
object objHD = new HL7.Common.DataStructure.HD();
FieldInfo[] subcomponentsHD = objHD.GetType().GetFields();
for (int j = 0; j < subcomponentsHD.Length; j++)
{
if (subcomponentsHD[j].Name == "universalID") // Set the UniversalID
{
subcomponentsHD[j].SetValue(objHD, sep.Decode(subcomponentForm[i])); //
subcomponents[i].SetValue(component, objHD);
}
}
}
else
{
throw new HL7ParseException(string.Format(ConstantsResource.SubcomponentNotString, subcomponents[i].GetType()));
}
}
}
return(component);
}
public static object Parse(Type type, string fieldForm, HL7Separators sep)
{
object field;
// A field can be an array of repeats, or a string identifier, or a data structure with components
if (type.IsArray)
{
Type elementType = type.GetElementType();
string[] elementForm;
if (fieldForm.IndexOf(sep.FieldRepeatSeparator) == -1 && fieldForm.IndexOf(sep.ComponentSeparator) > -1 && elementType.Equals(typeof(string)))
{
elementForm = fieldForm.Split(sep.ComponentSeparator);
}
else
{
elementForm = fieldForm.Split(sep.FieldRepeatSeparator);
}
Array array = Array.CreateInstance(elementType, elementForm.Length);
for (int i = 0; i < elementForm.Length; i++)
{
array.SetValue(HL7Field.Parse(elementType, elementForm[i], sep), i);
}
field = array;
}
else if (type.Equals(typeof(string)))
{
field = sep.Decode(fieldForm);
}
else
{
FieldInfo[] components = type.GetFields();
string[] componentForm = fieldForm.Split(sep.ComponentSeparator);
int n = Math.Min(components.Length, componentForm.Length);
// Invoke the constructor that takes no parameters
field = type.GetConstructor(System.Type.EmptyTypes).Invoke(null);
for (int i = 0; i < n; i++)
{
object value = HL7Component.Parse(components[i].FieldType, componentForm[i], sep);
components[i].SetValue(field, value);
}
}
return(field);
}