/// <summary>
/// Parse a XElement type parameter to a ComplexTypeElement instance.
/// </summary>
/// <param name="complexTypeElement">A ComplexType element.</param>
/// <returns>Returns a ComplexTypeElement instance.</returns>
public static ComplexTypeElement Parse(XElement complexTypeElement)
{
if (null == complexTypeElement)
{
return(null);
}
string name = null != complexTypeElement.Attribute("Name") ? complexTypeElement.Attribute("Name").Value : null;
var props = new List <PropertyElement>();
string xPath = "./*[local-name()='Property']";
var propertyElements = complexTypeElement.XPathSelectElements(xPath, ODataNamespaceManager.Instance);
foreach (var propEle in propertyElements)
{
if (null != propEle.Attribute("Name") && null != propEle.Attribute("Type"))
{
AnnotationDVsManager accessor = AnnotationDVsManager.Instance();
string propertyName = string.Format("{0}_{1}", name, propEle.GetAttributeValue("Name"));
object defaultValue = accessor.GetDefaultValue(propertyName);
bool nullable = null != propEle.Attribute("Nullable") ? Convert.ToBoolean(propEle.Attribute("Nullable").Value) : true;
props.Add(new PropertyElement(propEle.Attribute("Name").Value.ToString(), propEle.Attribute("Type").Value.ToString(), defaultValue, nullable));
}
}
return(new ComplexTypeElement(name, props));
}
/// <summary>
/// Parse a XElement type parameter to a TermElement type instance.
/// </summary>
/// <param name="termElement">The term element in metadata document.</param>
/// <param name="getAliasAndNamespace">The delegate method which is used to get the alias and namespace of the term.</param>
/// <returns>Return a TermElement type instance.</returns>
public static TermElement Parse(XElement termElement, Func <XElement, AliasNamespacePair> getAliasAndNamespace)
{
var aliasNamespace = getAliasAndNamespace(termElement);
string name = null != termElement.Attribute("Name") ? termElement.Attribute("Name").Value : null;
string alias = aliasNamespace.Alias;
string nspace = aliasNamespace.Namespace;
string type = null != termElement.Attribute("Type") ? termElement.Attribute("Type").Value : null;
string[] appliesTo = null != termElement.Attribute("AppliesTo") ? termElement.Attribute("AppliesTo").Value.Split(' ') : null;
AnnotationDVsManager accessor = AnnotationDVsManager.Instance();
object defaultValue = accessor.GetDefaultValue(name);
return(new TermElement(aliasNamespace, name, type, appliesTo, defaultValue));
}
