/// <summary>
/// Populates this vital signs instance from the data in the XML.
/// </summary>
///
/// <param name="typeSpecificXml">
/// The XML to get the vital signs data from.
/// </param>
///
/// <exception cref="InvalidOperationException">
/// The first node in <paramref name="typeSpecificXml"/> is not
/// a vital signs node.
/// </exception>
///
protected override void ParseXml(IXPathNavigable typeSpecificXml)
{
XPathNavigator itemNav =
typeSpecificXml.CreateNavigator().SelectSingleNode("vital-signs");
Validator.ThrowInvalidIfNull(itemNav, Resources.VitalSignsUnexpectedNode);
_when = new HealthServiceDateTime();
_when.ParseXml(itemNav.SelectSingleNode("when"));
XPathNodeIterator vitalSignsResultsIterator =
itemNav.Select("vital-signs-results");
foreach (XPathNavigator vitalSignsResultsNav in vitalSignsResultsIterator)
{
VitalSignsResultType vitalSignResult = new VitalSignsResultType();
vitalSignResult.ParseXml(vitalSignsResultsNav);
_vitalSignsResults.Add(vitalSignResult);
}
// <site>
_site =
XPathHelper.GetOptNavValue(itemNav, "site");
// <position>
_position =
XPathHelper.GetOptNavValue(itemNav, "position");
}
/// <summary>
/// Gets a string representation of the vital signs results.
/// </summary>
///
/// <returns>
/// A string representing the vital signs results.
/// </returns>
///
public override string ToString()
{
StringBuilder result = new StringBuilder(100);
if (VitalSignsResults.Count > 0)
{
for (int index = 0; index < VitalSignsResults.Count; ++index)
{
if (index > 0)
{
result.Append(
Resources.ListSeparator);
}
VitalSignsResultType vitalSign = VitalSignsResults[index];
result.Append(vitalSign);
}
}
else
{
result.Append(When);
}
return(result.ToString());
}