internal static void Load(this JavaParameter p, XmlReader reader)
{
p.Name = XmlUtil.GetRequiredAttribute(reader, "name");
p.Type = XmlUtil.GetRequiredAttribute(reader, "type");
p.JniType = reader.GetAttribute("jni-type");
reader.Skip();
}
static void LoadMethodBase(this JavaMethodBase methodBase, string elementName, XmlReader reader)
{
var method = methodBase as JavaMethod; // kind of ugly hack yeah...
methodBase.LoadMemberAttributes(reader);
//methodBase.ExtendedJniSignature = reader.GetAttribute ("jni-signature");
methodBase.ExtendedJniReturn = reader.GetAttribute("jni-return");
methodBase.ExtendedSynthetic = XmlConvert.ToBoolean(reader.GetAttribute("synthetic") ?? "false");
methodBase.ExtendedBridge = XmlConvert.ToBoolean(reader.GetAttribute("bridge") ?? "false");
reader.MoveToElement();
if (reader.IsEmptyElement)
{
reader.Read();
}
else
{
reader.Read();
do
{
reader.MoveToContent();
if (reader.NodeType == XmlNodeType.EndElement)
{
break;
}
if (reader.NodeType != XmlNodeType.Element)
{
throw XmlUtil.UnexpectedElementOrContent(elementName, reader, "parameter");
}
if (reader.LocalName == "typeParameters")
{
var tp = new JavaTypeParameters(methodBase);
tp.Load(reader);
methodBase.TypeParameters = tp;
}
else if (reader.LocalName == "parameter")
{
var p = new JavaParameter(methodBase);
p.Load(reader);
methodBase.Parameters.Add(p);
}
else if (reader.LocalName == "exception")
{
var p = new JavaException();
p.Load(reader);
methodBase.Exceptions.Add(p);
}
else
{
throw XmlUtil.UnexpectedElementOrContent(elementName, reader, "parameter");
}
} while (true);
XmlUtil.VerifyEndElement(reader, elementName);
reader.Read();
}
}
static bool IsParameterAssignableTo (this JavaParameter dp, JavaParameter bp, JavaMethod derived, JavaMethod basis, IDictionary<JavaTypeReference,JavaTypeReference> genericInstantiation)
{
// If type names are equivalent, they simply match... except that the generic type parameter names match.
// Generic type arguments need more check, so do not examine them just by name.
//
// FIXME: It is likely that this check should NOT result in "this method is not an override",
// but rather like "this method is an override, but it should be still generated in the resulting XML".
// For example, this results in that java.util.EnumMap#put() is NOT an override of
// java.util.AbstractMap#put(), it is an override, not just that it is still generated in the XML.
if (bp.ResolvedType.ReferencedTypeParameter != null && dp.ResolvedType.ReferencedTypeParameter != null &&
bp.ResolvedType.ReferencedTypeParameter.ToString () != dp.ResolvedType.ReferencedTypeParameter.ToString ())
return false;
if (bp.Type == dp.Type)
return true;
if (bp.ResolvedType.ArrayPart != bp.ResolvedType.ArrayPart)
return false;
// if base is type with generic type parameters and derived is without any generic args, that's OK.
// java.lang.Class should match java.lang.Class<T>.
if (bp.ResolvedType.ReferencedType != null && dp.ResolvedType.ReferencedType != null &&
bp.ResolvedType.ReferencedType.FullName == dp.ResolvedType.ReferencedType.FullName &&
dp.ResolvedType.TypeParameters == null)
return true;
// generic instantiation check.
var baseGTP = bp.ResolvedType.ReferencedTypeParameter;
if (baseGTP != null) {
if (baseGTP.Parent.ParentMethod != null && baseGTP.IsConformantType (dp.ResolvedType))
return true;
var k = genericInstantiation.Keys.FirstOrDefault (tr => bp.ResolvedType.Equals (tr));
if (k == null)
// the specified generic type parameter is not part of
// the mappings e.g. non-instantiated ones.
return false;
if (genericInstantiation [k].Equals (dp.ResolvedType))
// the specified generic type parameter exactly matches
// whatever specified at the derived method.
return true;
}
// FIXME: implement variance check.
return false;
}
public static string GetVisibleTypeName(this JavaParameter parameter)
{
var r = GetVisibleNonSpecialType(parameter);
return(r != null?r.ToString() : parameter.Type);
}
public static JavaTypeReference GetVisibleNonSpecialType(this JavaParameter parameter)
{
return(GetVisibleNonSpecialType(parameter.Parent, parameter.ResolvedType));
}