/// <summary>
/// Returns the ValueMember instances associated with this type
/// </summary>
public ValueMember[] GetFields()
{
ValueMember[] arr = new ValueMember[_fields.Count];
_fields.CopyTo(arr, 0);
Array.Sort(arr, ValueMember.Comparer.Default);
return(arr);
}
/// <summary>
/// Returns the SubType instances associated with this type
/// </summary>
public SubType[] GetSubtypes()
{
if (_subTypes == null || _subTypes.Count == 0)
{
return(new SubType[0]);
}
SubType[] arr = new SubType[_subTypes.Count];
_subTypes.CopyTo(arr, 0);
Array.Sort(arr, SubType.Comparer.Default);
return(arr);
}
private bool TryDeserializeList(TypeModel model, ProtoReader reader, BinaryDataFormat format, int tag, Type listType, Type itemType, bool isRoot, ref object value)
{
bool isList;
MethodInfo addMethod = TypeModel.ResolveListAdd(model, listType, itemType, out isList);
if (addMethod == null)
{
throw new NotSupportedException("Unknown list variant: " + listType.FullName);
}
bool found = false;
object nextItem = null;
IList list = value as IList;
object[] args = isList ? null : new object[1];
BasicList arraySurrogate = listType.IsArray ? new BasicList() : null;
while (TryDeserializeAuxiliaryType(reader, format, tag, itemType, ref nextItem, true, true, true, true, isRoot))
{
found = true;
if (value == null && arraySurrogate == null)
{
value = CreateListInstance(listType, itemType);
if (value != null)
{
ProtoReader.NoteObject(value, reader);
}
list = value as IList;
}
if (list != null)
{
list.Add(nextItem);
}
else if (arraySurrogate != null)
{
arraySurrogate.Add(nextItem);
}
else
{
args[0] = nextItem;
addMethod.Invoke(value, args);
}
nextItem = null;
}
if (arraySurrogate != null)
{
Array newArray;
if (value != null)
{
if (arraySurrogate.Count == 0)
{ // we'll stay with what we had, thanks
}
else
{
Array existing = (Array)value;
newArray = Array.CreateInstance(itemType, existing.Length + arraySurrogate.Count);
Array.Copy(existing, newArray, existing.Length);
arraySurrogate.CopyTo(newArray, existing.Length);
value = newArray;
}
}
else
{
newArray = Array.CreateInstance(itemType, arraySurrogate.Count);
arraySurrogate.CopyTo(newArray, 0);
value = newArray;
ProtoReader.NoteObject(value, reader);
}
}
return(found);
}
/// <summary>
/// Suggest a .proto definition for the given type
/// </summary>
/// <param name="type">The type to generate a .proto definition for, or <c>null</c> to generate a .proto that represents the entire model</param>
/// <returns>The .proto definition as a string</returns>
public override string GetSchema(Type type)
{
BasicList requiredTypes = new BasicList();
MetaType primaryType = null;
bool isInbuiltType = false;
if (type == null)
{ // generate for the entire model
for (int i = _serviceTypesCount; i < _types.Count; i++)
{
MetaType meta = (MetaType)_types[i];
MetaType tmp = meta.GetSurrogateOrBaseOrSelf(false);
if (!requiredTypes.Contains(tmp))
{
// ^^^ note that the type might have been added as a descendent
requiredTypes.Add(tmp);
CascadeDependents(requiredTypes, tmp);
}
}
}
else
{
Type tmp = Helpers.GetNullableUnderlyingType(type);
if (tmp != null)
{
type = tmp;
}
WireType defaultWireType;
isInbuiltType = (this.ValueSerializerBuilder.TryGetSimpleCoreSerializer(BinaryDataFormat.Default, type, out defaultWireType) != null);
if (!isInbuiltType)
{
//Agenerate just relative to the supplied type
int index = FindOrAddAuto(type, false, false, false);
if (index < 0)
{
throw new ArgumentException("The type specified is not a contract-type", nameof(type));
}
// get the required types
primaryType = ((MetaType)_types[index]).GetSurrogateOrBaseOrSelf(false);
requiredTypes.Add(primaryType);
CascadeDependents(requiredTypes, primaryType);
}
}
// use the provided type's namespace for the "package"
StringBuilder headerBuilder = new StringBuilder();
string package = null;
if (!isInbuiltType)
{
IEnumerable typesForNamespace = primaryType == null ? (IEnumerable)MetaTypes : requiredTypes;
foreach (MetaType meta in typesForNamespace)
{
meta.FinalizeSettingsValue();
if (meta.IsList)
{
continue;
}
string tmp = meta.Type.Namespace;
if (!Helpers.IsNullOrEmpty(tmp))
{
if (tmp.StartsWith("System.", StringComparison.Ordinal))
{
continue;
}
if (package == null)
{ // haven't seen any suggestions yet
package = tmp;
}
else if (package == tmp)
{ // that's fine; a repeat of the one we already saw
}
else
{ // something else; have confliucting suggestions; abort
package = null;
break;
}
}
}
}
if (!Helpers.IsNullOrEmpty(package))
{
headerBuilder.Append("package ").Append(package).Append(';');
Helpers.AppendLine(headerBuilder);
}
bool requiresBclImport = false;
StringBuilder bodyBuilder = new StringBuilder();
// sort them by schema-name
MetaType[] metaTypesArr = new MetaType[requiredTypes.Count];
requiredTypes.CopyTo(metaTypesArr, 0);
Array.Sort(metaTypesArr, MetaType.Comparer.Default);
// write the messages
if (isInbuiltType)
{
Helpers.AppendLine(bodyBuilder).Append("message ").Append(type.Name).Append(" {");
MetaType.NewLine(bodyBuilder, 1).Append("optional ").Append(GetSchemaTypeName(type, BinaryDataFormat.Default, false, false, ref requiresBclImport))
.Append(" value = 1;");
Helpers.AppendLine(bodyBuilder).Append('}');
}
else
{
for (int i = 0; i < metaTypesArr.Length; i++)
{
MetaType tmp = metaTypesArr[i];
if (tmp.IsList && tmp != primaryType)
{
continue;
}
tmp.WriteSchema(bodyBuilder, 0, ref requiresBclImport);
}
}
if (requiresBclImport)
{
headerBuilder.Append("import \"bcl.proto\"; // schema for protobuf-net's handling of core .NET types");
Helpers.AppendLine(headerBuilder);
}
return(Helpers.AppendLine(headerBuilder.Append(bodyBuilder)).ToString());
}
private void WriteGetKeyImpl(TypeBuilder type, bool hasInheritance, SerializerPair[] methodPairs, Compiler.CompilerContext.ILVersion ilVersion, string assemblyName, out ILGenerator il, out int knownTypesCategory, out FieldBuilder knownTypes, out Type knownTypesLookupType)
{
var genInfo = Override(type, "GetKeyImpl");
il = genInfo.GetILGenerator();
Compiler.CompilerContext ctx = new Compiler.CompilerContext(genInfo, false, false, methodPairs, this, ilVersion, assemblyName, MapType(typeof(System.Type), true));
if (_types.Count <= KnownTypes_ArrayCutoff)
{
knownTypesCategory = KnownTypes_Array;
knownTypesLookupType = MapType(typeof(System.Type[]), true);
}
else
{
#if NO_GENERICS
knownTypesLookupType = null;
#else
knownTypesLookupType = MapType(typeof(System.Collections.Generic.Dictionary <System.Type, int>), false);
#endif
if (knownTypesLookupType == null)
{
knownTypesLookupType = MapType(typeof(Hashtable), true);
knownTypesCategory = KnownTypes_Hashtable;
}
else
{
knownTypesCategory = KnownTypes_Dictionary;
}
}
knownTypes = type.DefineField("knownTypes", knownTypesLookupType, FieldAttributes.Private | FieldAttributes.InitOnly | FieldAttributes.Static);
switch (knownTypesCategory)
{
case KnownTypes_Array:
{
il.Emit(OpCodes.Ldsfld, knownTypes);
il.Emit(OpCodes.Ldarg_1);
// note that Array.IndexOf is not supported under CF
il.EmitCall(OpCodes.Callvirt, MapType(typeof(IList)).GetMethod(
"IndexOf", new Type[] { MapType(typeof(object)) }), null);
if (hasInheritance)
{
il.DeclareLocal(MapType(typeof(int))); // loc-0
il.Emit(OpCodes.Dup);
il.Emit(OpCodes.Stloc_0);
BasicList getKeyLabels = new BasicList();
int lastKey = -1;
for (int i = 0; i < methodPairs.Length; i++)
{
if (methodPairs[i].MetaKey == methodPairs[i].BaseKey)
{
break;
}
if (lastKey == methodPairs[i].BaseKey)
{ // add the last label again
getKeyLabels.Add(getKeyLabels[getKeyLabels.Count - 1]);
}
else
{ // add a new unique label
getKeyLabels.Add(ctx.DefineLabel());
lastKey = methodPairs[i].BaseKey;
}
}
Compiler.CodeLabel[] subtypeLabels = new Compiler.CodeLabel[getKeyLabels.Count];
getKeyLabels.CopyTo(subtypeLabels, 0);
ctx.Switch(subtypeLabels);
il.Emit(OpCodes.Ldloc_0); // not a sub-type; use the original value
il.Emit(OpCodes.Ret);
lastKey = -1;
// now output the different branches per sub-type (not derived type)
for (int i = subtypeLabels.Length - 1; i >= 0; i--)
{
if (lastKey != methodPairs[i].BaseKey)
{
lastKey = methodPairs[i].BaseKey;
// find the actual base-index for this base-key (i.e. the index of
// the base-type)
int keyIndex = -1;
for (int j = subtypeLabels.Length; j < methodPairs.Length; j++)
{
if (methodPairs[j].BaseKey == lastKey && methodPairs[j].MetaKey == lastKey)
{
keyIndex = j;
break;
}
}
ctx.MarkLabel(subtypeLabels[i]);
Compiler.CompilerContext.LoadValue(il, keyIndex);
il.Emit(OpCodes.Ret);
}
}
}
else
{
il.Emit(OpCodes.Ret);
}
}
break;
case KnownTypes_Dictionary:
{
LocalBuilder result = il.DeclareLocal(MapType(typeof(int)));
Label otherwise = il.DefineLabel();
il.Emit(OpCodes.Ldsfld, knownTypes);
il.Emit(OpCodes.Ldarg_1);
il.Emit(OpCodes.Ldloca_S, result);
il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetMethod("TryGetValue", BindingFlags.Instance | BindingFlags.Public), null);
il.Emit(OpCodes.Brfalse_S, otherwise);
il.Emit(OpCodes.Ldloc_S, result);
il.Emit(OpCodes.Ret);
il.MarkLabel(otherwise);
il.Emit(OpCodes.Ldc_I4_M1);
il.Emit(OpCodes.Ret);
}
break;
case KnownTypes_Hashtable:
{
Label otherwise = il.DefineLabel();
il.Emit(OpCodes.Ldsfld, knownTypes);
il.Emit(OpCodes.Ldarg_1);
il.EmitCall(OpCodes.Callvirt, knownTypesLookupType.GetProperty("Item").GetGetMethod(), null);
il.Emit(OpCodes.Dup);
il.Emit(OpCodes.Brfalse_S, otherwise);
#if FX11
il.Emit(OpCodes.Unbox, MapType(typeof(int)));
il.Emit(OpCodes.Ldobj, MapType(typeof(int)));
#else
if (ilVersion == Compiler.CompilerContext.ILVersion.Net1)
{
il.Emit(OpCodes.Unbox, MapType(typeof(int)));
il.Emit(OpCodes.Ldobj, MapType(typeof(int)));
}
else
{
il.Emit(OpCodes.Unbox_Any, MapType(typeof(int)));
}
#endif
il.Emit(OpCodes.Ret);
il.MarkLabel(otherwise);
il.Emit(OpCodes.Pop);
il.Emit(OpCodes.Ldc_I4_M1);
il.Emit(OpCodes.Ret);
}
break;
default:
throw new InvalidOperationException();
}
}
public static ConstructorInfo ResolveTupleConstructor(Type type, out MemberInfo[] mappedMembers)
{
mappedMembers = null;
if (type == null)
{
throw new ArgumentNullException(nameof(type));
}
#if WINRT
TypeInfo typeInfo = type.GetTypeInfo();
if (typeInfo.IsAbstract)
{
return(null); // as if!
}
ConstructorInfo[] ctors = Helpers.GetConstructors(typeInfo, false);
#else
if (type.IsAbstract)
{
return(null); // as if!
}
ConstructorInfo[] ctors = Helpers.GetConstructors(type, false);
#endif
// need to have an interesting constructor to bother even checking this stuff
if (ctors.Length == 0 || (ctors.Length == 1 && ctors[0].GetParameters().Length == 0))
{
return(null);
}
MemberInfo[] fieldsPropsUnfiltered = Helpers.GetInstanceFieldsAndProperties(type, true);
BasicList memberList = new BasicList();
for (int i = 0; i < fieldsPropsUnfiltered.Length; i++)
{
PropertyInfo prop = fieldsPropsUnfiltered[i] as PropertyInfo;
if (prop != null)
{
if (!prop.CanRead)
{
return(null); // no use if can't read
}
if (prop.CanWrite && Helpers.GetSetMethod(prop, false, false) != null)
{
return(null); // don't allow a public set (need to allow non-public to handle Mono's KeyValuePair<,>)
}
memberList.Add(prop);
}
else
{
FieldInfo field = fieldsPropsUnfiltered[i] as FieldInfo;
if (field != null)
{
if (!field.IsInitOnly)
{
return(null); // all public fields must be readonly to be counted a tuple
}
memberList.Add(field);
}
}
}
if (memberList.Count == 0)
{
return(null);
}
MemberInfo[] members = new MemberInfo[memberList.Count];
memberList.CopyTo(members, 0);
int[] mapping = new int[members.Length];
int found = 0;
ConstructorInfo result = null;
mappedMembers = new MemberInfo[mapping.Length];
for (int i = 0; i < ctors.Length; i++)
{
ParameterInfo[] parameters = ctors[i].GetParameters();
if (parameters.Length != members.Length)
{
continue;
}
// reset the mappings to test
for (int j = 0; j < mapping.Length; j++)
{
mapping[j] = -1;
}
for (int j = 0; j < parameters.Length; j++)
{
for (int k = 0; k < members.Length; k++)
{
if (string.Compare(parameters[j].Name, members[k].Name, StringComparison.OrdinalIgnoreCase) != 0)
{
continue;
}
Type memberType = Helpers.GetMemberType(members[k]);
if (memberType != parameters[j].ParameterType)
{
continue;
}
mapping[j] = k;
}
}
// did we map all?
bool notMapped = false;
for (int j = 0; j < mapping.Length; j++)
{
if (mapping[j] < 0)
{
notMapped = true;
break;
}
mappedMembers[j] = members[mapping[j]];
}
if (notMapped)
{
continue;
}
found++;
result = ctors[i];
}
return(found == 1 ? result : null);
}
