private static bool InvokeSchemaProviderMethod(Type clrType, XmlSchemaSet schemas, out XmlQualifiedName stableName, out XmlSchemaType xsdType, out bool hasRoot)
{
xsdType = null;
hasRoot = true;
object[] attrs = clrType.GetCustomAttributes(Globals.TypeOfXmlSchemaProviderAttribute, false).ToArray();
if (attrs == null || attrs.Length == 0)
{
stableName = DataContract.GetDefaultStableName(clrType);
return(false);
}
XmlSchemaProviderAttribute provider = (XmlSchemaProviderAttribute)attrs[0];
if (provider.IsAny)
{
xsdType = CreateAnyElementType();
hasRoot = false;
}
string methodName = provider.MethodName;
if (methodName == null || methodName.Length == 0)
{
if (!provider.IsAny)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidGetSchemaMethod, DataContract.GetClrTypeFullName(clrType))));
}
stableName = DataContract.GetDefaultStableName(clrType);
}
else
{
MethodInfo getMethod = clrType.GetMethod(methodName, /*BindingFlags.DeclaredOnly |*/ BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public, new Type[] { typeof(XmlSchemaSet) });
if (getMethod == null)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.MissingGetSchemaMethod, DataContract.GetClrTypeFullName(clrType), methodName)));
}
if (!(Globals.TypeOfXmlQualifiedName.IsAssignableFrom(getMethod.ReturnType)))
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidReturnTypeOnGetSchemaMethod, DataContract.GetClrTypeFullName(clrType), methodName, DataContract.GetClrTypeFullName(getMethod.ReturnType), DataContract.GetClrTypeFullName(Globals.TypeOfXmlQualifiedName))));
}
object typeInfo = getMethod.Invoke(null, new object[] { schemas });
if (provider.IsAny)
{
if (typeInfo != null)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidNonNullReturnValueByIsAny, DataContract.GetClrTypeFullName(clrType), methodName)));
}
stableName = DataContract.GetDefaultStableName(clrType);
}
else if (typeInfo == null)
{
xsdType = CreateAnyElementType();
hasRoot = false;
stableName = DataContract.GetDefaultStableName(clrType);
}
else
{
stableName = (XmlQualifiedName)typeInfo;
}
}
return(true);
}
private static bool InvokeSchemaProviderMethod(Type clrType, XmlSchemaSet schemas, out XmlQualifiedName stableName, out XmlSchemaType xsdType, out bool hasRoot)
{
xsdType = null;
hasRoot = true;
object[] attrs = clrType.GetCustomAttributes(Globals.TypeOfXmlSchemaProviderAttribute, false);
if (attrs == null || attrs.Length == 0)
{
stableName = DataContract.GetDefaultStableName(clrType);
return(false);
}
XmlSchemaProviderAttribute provider = (XmlSchemaProviderAttribute)attrs[0];
if (provider.IsAny)
{
xsdType = CreateAnyElementType();
hasRoot = false;
}
string methodName = provider.MethodName;
if (methodName == null || methodName.Length == 0)
{
if (!provider.IsAny)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidGetSchemaMethod, DataContract.GetClrTypeFullName(clrType))));
}
stableName = DataContract.GetDefaultStableName(clrType);
}
else
{
MethodInfo getMethod = clrType.GetMethod(methodName, /*BindingFlags.DeclaredOnly |*/ BindingFlags.Static | BindingFlags.NonPublic | BindingFlags.Public, null, new Type[] { typeof(XmlSchemaSet) }, null);
if (getMethod == null)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.MissingGetSchemaMethod, DataContract.GetClrTypeFullName(clrType), methodName)));
}
if (!(Globals.TypeOfXmlQualifiedName.IsAssignableFrom(getMethod.ReturnType)) && !(Globals.TypeOfXmlSchemaType.IsAssignableFrom(getMethod.ReturnType)))
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidReturnTypeOnGetSchemaMethod, DataContract.GetClrTypeFullName(clrType), methodName, DataContract.GetClrTypeFullName(getMethod.ReturnType), DataContract.GetClrTypeFullName(Globals.TypeOfXmlQualifiedName), typeof(XmlSchemaType))));
}
object typeInfo = getMethod.Invoke(null, new object[] { schemas });
if (provider.IsAny)
{
if (typeInfo != null)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.InvalidNonNullReturnValueByIsAny, DataContract.GetClrTypeFullName(clrType), methodName)));
}
stableName = DataContract.GetDefaultStableName(clrType);
}
else if (typeInfo == null)
{
xsdType = CreateAnyElementType();
hasRoot = false;
stableName = DataContract.GetDefaultStableName(clrType);
}
else
{
XmlSchemaType providerXsdType = typeInfo as XmlSchemaType;
if (providerXsdType != null)
{
string typeName = providerXsdType.Name;
string typeNs = null;
if (typeName == null || typeName.Length == 0)
{
DataContract.GetDefaultStableName(DataContract.GetClrTypeFullName(clrType), out typeName, out typeNs);
stableName = new XmlQualifiedName(typeName, typeNs);
providerXsdType.Annotation = GetSchemaAnnotation(ExportActualType(stableName, new XmlDocument()));
xsdType = providerXsdType;
}
else
{
foreach (XmlSchema schema in schemas.Schemas())
{
foreach (XmlSchemaObject schemaItem in schema.Items)
{
if ((object)schemaItem == (object)providerXsdType)
{
typeNs = schema.TargetNamespace;
if (typeNs == null)
{
typeNs = String.Empty;
}
break;
}
}
if (typeNs != null)
{
break;
}
}
if (typeNs == null)
{
throw System.Runtime.Serialization.DiagnosticUtility.ExceptionUtility.ThrowHelperError(new InvalidDataContractException(SR.Format(SR.MissingSchemaType, typeName, DataContract.GetClrTypeFullName(clrType))));
}
stableName = new XmlQualifiedName(typeName, typeNs);
}
}
else
{
stableName = (XmlQualifiedName)typeInfo;
}
}
}
return(true);
}
internal XmlSerializableMapping(string elementName, string ns, TypeData typeData, string xmlType, string xmlTypeNamespace)
: base(elementName, ns, typeData, xmlType, xmlTypeNamespace)
{
#if NET_2_0
XmlSchemaProviderAttribute schemaProvider = (XmlSchemaProviderAttribute)Attribute.GetCustomAttribute(typeData.Type, typeof(XmlSchemaProviderAttribute));
if (schemaProvider != null)
{
string method = schemaProvider.MethodName;
MethodInfo mi = typeData.Type.GetMethod(method, BindingFlags.Static | BindingFlags.Public | BindingFlags.FlattenHierarchy);
if (mi == null)
{
throw new InvalidOperationException(String.Format("Type '{0}' must implement public static method '{1}'", typeData.Type, method));
}
if (!typeof(XmlQualifiedName).IsAssignableFrom(mi.ReturnType) &&
// LAMESPEC: it is undocumented. (We don't have to tell users about it in the error message.)
// Also do not add such a silly compatibility test to assert that it does not raise an error.
!typeof(XmlSchemaComplexType).IsAssignableFrom(mi.ReturnType))
{
throw new InvalidOperationException(String.Format("Method '{0}' indicated by XmlSchemaProviderAttribute must have its return type as XmlQualifiedName", method));
}
XmlSchemaSet xs = new XmlSchemaSet();
object retVal = mi.Invoke(null, new object [] { xs });
_schemaTypeName = XmlQualifiedName.Empty;
if (retVal == null)
{
return;
}
if (retVal is XmlSchemaComplexType)
{
_schemaType = (XmlSchemaComplexType)retVal;
if (!_schemaType.QualifiedName.IsEmpty)
{
_schemaTypeName = _schemaType.QualifiedName;
}
else
{
_schemaTypeName = new XmlQualifiedName(xmlType, xmlTypeNamespace);
}
}
else if (retVal is XmlQualifiedName)
{
_schemaTypeName = (XmlQualifiedName)retVal;
}
else
{
throw new InvalidOperationException(
String.Format("Method {0}.{1}() specified by XmlSchemaProviderAttribute has invalid signature: return type must be compatible with System.Xml.XmlQualifiedName.", typeData.Type.Name, method));
}
// defaultNamespace at XmlReflectionImporter takes precedence for Namespace, but not for XsdTypeNamespace.
UpdateRoot(new XmlQualifiedName(_schemaTypeName.Name, Namespace ?? _schemaTypeName.Namespace));
XmlTypeNamespace = _schemaTypeName.Namespace;
XmlType = _schemaTypeName.Name;
if (!_schemaTypeName.IsEmpty && xs.Count > 0)
{
XmlSchema [] schemas = new XmlSchema [xs.Count];
xs.CopyTo(schemas, 0);
_schema = schemas [0];
}
return;
}
#endif
IXmlSerializable serializable = (IXmlSerializable)Activator.CreateInstance(typeData.Type, true);
#if NET_2_0
try {
_schema = serializable.GetSchema();
} catch (Exception) {
// LAMESPEC: .NET has a bad exception catch and swallows it silently.
}
#else
_schema = serializable.GetSchema();
#endif
if (_schema != null)
{
if (_schema.Id == null || _schema.Id.Length == 0)
{
throw new InvalidOperationException("Schema Id is missing. The schema returned from " + typeData.Type.FullName + ".GetSchema() must have an Id.");
}
}
}
