private static Pair <string, XPathResultType> MakeAttributeProperty(
SchemaItemAttribute attribute,
Property property,
XPathNamespaceContext ctx)
{
var prefix = ctx.LookupPrefix(attribute.Namespace);
if (string.IsNullOrEmpty(prefix))
{
prefix = "";
}
else
{
prefix += ':';
}
if (IsAnySimpleProperty(property))
{
var type = SchemaUtil.SimpleTypeToResultType(attribute.SimpleType);
var path = "/@" + prefix + property.PropertyNameAtomic;
return(new Pair <string, XPathResultType>(path, type));
}
if (IsAnyMappedProperty(property))
{
throw new Exception("Mapped properties not applicable to attributes");
}
throw new Exception("Indexed properties not applicable to attributes");
}
private static Pair <string, XPathResultType> MakeElementProperty(
SchemaElement schemaElement,
Property property,
XPathNamespaceContext ctx,
bool isAlone,
bool isDynamic,
string defaultNamespacePrefix)
{
XPathResultType type;
if (isDynamic)
{
type = XPathResultType.Any;
}
else if (schemaElement is SchemaElementSimple)
{
var element = (SchemaElementSimple)schemaElement;
type = SchemaUtil.SimpleTypeToResultType(element.SimpleType);
}
else
{
var complex = (SchemaElementComplex)schemaElement;
type = XPathResultType.Any;
//if (complex.OptionalSimpleType != null)
//{
// type = SchemaUtil.SimpleTypeToQName(complex.OptionalSimpleType);
//}
//else
//{
// // The result is a node
// type = XPathResultType.Any;
//}
}
var prefix = isDynamic ? defaultNamespacePrefix : ctx.LookupPrefix(schemaElement.Namespace);
if (string.IsNullOrEmpty(prefix))
{
prefix = string.Empty;
}
else
{
prefix += ':';
}
if (IsAnySimpleProperty(property))
{
if (!isDynamic && schemaElement.IsArray && !isAlone)
{
throw new PropertyAccessException(
"Simple property not allowed in repeating elements at '" + schemaElement.Name + "'");
}
return(new Pair <string, XPathResultType>('/' + prefix + property.PropertyNameAtomic, type));
}
if (IsAnyMappedProperty(property))
{
if (!isDynamic && !schemaElement.IsArray)
{
throw new PropertyAccessException(
"Element " +
property.PropertyNameAtomic +
" is not a collection, cannot be used as mapped property");
}
var key = GetMappedPropertyKey(property);
return(new Pair <string, XPathResultType>(
'/' + prefix + property.PropertyNameAtomic + "[@id='" + key + "']",
type));
}
if (!isDynamic && !schemaElement.IsArray)
{
throw new PropertyAccessException(
"Element " +
property.PropertyNameAtomic +
" is not a collection, cannot be used as mapped property");
}
var index = GetIndexedPropertyIndex(property);
var xPathPosition = index + 1;
return(new Pair <string, XPathResultType>(
'/' + prefix + property.PropertyNameAtomic + "[position() = " + xPathPosition + ']',
type));
}
