public static UnionSerializationInfo Create(Type type, Type resolverType, TypeBuilder typeBuilder, Microsoft.FSharp.Reflection.UnionCaseInfo caseInfo)
{
var ti = type.GetTypeInfo();
var members = new List <EmittableMember>();
foreach (var item in caseInfo.GetFields())
{
var field = typeBuilder.DefineField("<>" + item.Name + item.Name + "Formatter", typeof(Formatter <,>).MakeGenericType(resolverType, item.PropertyType), FieldAttributes.Private | FieldAttributes.InitOnly);
var member = new EmittableMember
{
PropertyInfo = item,
Formatter = field
};
members.Add(member);
}
MethodInfo method;
var methodParameters = new List <EmittableMember>();
if (caseInfo.GetFields().Any())
{
method = ti.GetMethod("New" + caseInfo.Name, BindingFlags.Static | BindingFlags.Public);
}
else
{
method = ti.GetProperty(caseInfo.Name, BindingFlags.Public | BindingFlags.Static).GetGetMethod();
}
return(new UnionSerializationInfo
{
Tag = caseInfo.Tag,
NewMethod = method,
Members = members.ToArray()
});
}
public static UnionSerializationInfo CreateOrNull(Type type, UnionCaseInfo caseInfo)
{
type = caseInfo.DeclaringType;
var ti = type.GetTypeInfo();
var isClass = ti.IsClass;
var contractAttr = ti.GetCustomAttribute <MessagePackObjectAttribute>();
var isIntKey = true;
var intMembers = new Dictionary <int, EmittableMember>();
var stringMembers = new Dictionary <string, EmittableMember>();
if (contractAttr == null || contractAttr.KeyAsPropertyName)
{
isIntKey = false;
var hiddenIntKey = 0;
foreach (var item in caseInfo.GetFields())
{
var member = new EmittableMember
{
PropertyInfo = item,
StringKey = item.Name,
IntKey = hiddenIntKey++
};
stringMembers.Add(member.StringKey, member);
}
}
else
{
var hiddenIntKey = 0;
foreach (var item in caseInfo.GetFields())
{
var member = new EmittableMember
{
PropertyInfo = item,
IntKey = hiddenIntKey++
};
intMembers.Add(member.IntKey, member);
}
}
MethodInfo method;
var methodParameters = new List <EmittableMember>();
if (caseInfo.GetFields().Any())
{
method = ti.GetMethod("New" + caseInfo.Name, BindingFlags.Static | BindingFlags.Public);
if (method == null)
{
throw new MessagePackDynamicUnionResolverException("can't find public method. case:" + caseInfo.Name);
}
var methodLookupDictionary = stringMembers.ToLookup(x => x.Key, x => x, StringComparer.OrdinalIgnoreCase);
var methodParamIndex = 0;
foreach (var item in method.GetParameters())
{
EmittableMember paramMember;
if (isIntKey)
{
if (intMembers.TryGetValue(methodParamIndex, out paramMember))
{
if (item.ParameterType == paramMember.Type)
{
methodParameters.Add(paramMember);
}
else
{
throw new MessagePackDynamicUnionResolverException("can't find matched method parameter, parameterType mismatch. case:" + caseInfo.Name + " parameterIndex:" + methodParamIndex + " paramterType:" + item.ParameterType.Name);
}
}
else
{
throw new MessagePackDynamicUnionResolverException("can't find matched method parameter, index not found. case:" + caseInfo.Name + " parameterIndex:" + methodParamIndex);
}
}
else
{
var hasKey = methodLookupDictionary[item.Name];
var len = hasKey.Count();
if (len != 0)
{
if (len != 1)
{
throw new MessagePackDynamicUnionResolverException("duplicate matched method parameter name:" + caseInfo.Name + " parameterName:" + item.Name + " paramterType:" + item.ParameterType.Name);
}
paramMember = hasKey.First().Value;
if (item.ParameterType == paramMember.Type)
{
methodParameters.Add(paramMember);
}
else
{
throw new MessagePackDynamicUnionResolverException("can't find matched method parameter, parameterType mismatch. case:" + caseInfo.Name + " parameterName:" + item.Name + " paramterType:" + item.ParameterType.Name);
}
}
else
{
throw new MessagePackDynamicUnionResolverException("can't find matched method parameter, index not found. case:" + caseInfo.Name + " parameterName:" + item.Name);
}
}
methodParamIndex++;
}
}
else
{
method = ti.GetProperty(caseInfo.Name, BindingFlags.Public | BindingFlags.Static).GetGetMethod();
}
return(new UnionSerializationInfo
{
IsClass = isClass,
NewMethod = method,
MethodParameters = methodParameters.ToArray(),
IsIntKey = isIntKey,
Members = (isIntKey) ? intMembers.Values.ToArray() : stringMembers.Values.ToArray()
});
}
public static ObjectSerializationInfo CreateOrNull(Type type, bool forceStringKey)
{
var ti = type.GetTypeInfo();
var isClass = ti.IsClass;
var contractAttr = ti.GetCustomAttribute <MessagePackObjectAttribute>();
if (contractAttr == null && !forceStringKey)
{
return(null);
}
var isIntKey = true;
var intMemebrs = new Dictionary <int, EmittableMember>();
var stringMembers = new Dictionary <string, EmittableMember>();
if (forceStringKey || contractAttr.KeyAsPropertyName)
{
// All public members are serialize target except [Ignore] member.
isIntKey = false;
var hiddenIntKey = 0;
foreach (var item in type.GetRuntimeProperties())
{
if (item.GetCustomAttribute <IgnoreMemberAttribute>(true) != null)
{
continue;
}
var member = new EmittableMember
{
PropertyInfo = item,
IsReadable = (item.GetGetMethod() != null) && item.GetGetMethod().IsPublic&& !item.GetGetMethod().IsStatic,
IsWritable = (item.GetSetMethod() != null) && item.GetSetMethod().IsPublic&& !item.GetSetMethod().IsStatic,
StringKey = item.Name
};
if (!member.IsReadable && !member.IsWritable)
{
continue;
}
member.IntKey = hiddenIntKey++;
stringMembers.Add(member.StringKey, member);
}
foreach (var item in type.GetRuntimeFields())
{
if (item.GetCustomAttribute <IgnoreMemberAttribute>(true) != null)
{
continue;
}
if (item.GetCustomAttribute <System.Runtime.CompilerServices.CompilerGeneratedAttribute>(true) != null)
{
continue;
}
if (item.IsStatic)
{
continue;
}
var member = new EmittableMember
{
FieldInfo = item,
IsReadable = item.IsPublic,
IsWritable = item.IsPublic && !item.IsInitOnly,
StringKey = item.Name
};
if (!member.IsReadable && !member.IsWritable)
{
continue;
}
member.IntKey = hiddenIntKey++;
stringMembers.Add(member.StringKey, member);
}
}
else
{
// Public members with KeyAttribute except [Ignore] member.
var searchFirst = true;
var hiddenIntKey = 0;
foreach (var item in type.GetRuntimeProperties())
{
if (item.GetCustomAttribute <IgnoreMemberAttribute>(true) != null)
{
continue;
}
var member = new EmittableMember
{
PropertyInfo = item,
IsReadable = (item.GetGetMethod() != null) && item.GetGetMethod().IsPublic&& !item.GetGetMethod().IsStatic,
IsWritable = (item.GetSetMethod() != null) && item.GetSetMethod().IsPublic&& !item.GetSetMethod().IsStatic,
};
if (!member.IsReadable && !member.IsWritable)
{
continue;
}
var key = item.GetCustomAttribute <KeyAttribute>(true);
if (key == null)
{
throw new MessagePackDynamicObjectResolverException("all public members must mark KeyAttribute or IgnoreAttribute." + " type: " + type.FullName + " member:" + item.Name);
}
if (key.IntKey == null && key.StringKey == null)
{
throw new MessagePackDynamicObjectResolverException("both IntKey and StringKey are null." + " type: " + type.FullName + " member:" + item.Name);
}
if (searchFirst)
{
searchFirst = false;
isIntKey = key.IntKey != null;
}
else
{
if ((isIntKey && key.IntKey == null) || (!isIntKey && key.StringKey == null))
{
throw new MessagePackDynamicObjectResolverException("all members key type must be same." + " type: " + type.FullName + " member:" + item.Name);
}
}
if (isIntKey)
{
member.IntKey = key.IntKey.Value;
if (intMemebrs.ContainsKey(member.IntKey))
{
throw new MessagePackDynamicObjectResolverException("key is duplicated, all members key must be unique." + " type: " + type.FullName + " member:" + item.Name);
}
intMemebrs.Add(member.IntKey, member);
}
else
{
member.StringKey = key.StringKey;
if (stringMembers.ContainsKey(member.StringKey))
{
throw new MessagePackDynamicObjectResolverException("key is duplicated, all members key must be unique." + " type: " + type.FullName + " member:" + item.Name);
}
member.IntKey = hiddenIntKey++;
stringMembers.Add(member.StringKey, member);
}
}
foreach (var item in type.GetRuntimeFields())
{
if (item.GetCustomAttribute <IgnoreMemberAttribute>(true) != null)
{
continue;
}
if (item.GetCustomAttribute <System.Runtime.CompilerServices.CompilerGeneratedAttribute>(true) != null)
{
continue;
}
if (item.IsStatic)
{
continue;
}
var member = new EmittableMember
{
FieldInfo = item,
IsReadable = item.IsPublic,
IsWritable = item.IsPublic && !item.IsInitOnly,
};
if (!member.IsReadable && !member.IsWritable)
{
continue;
}
var key = item.GetCustomAttribute <KeyAttribute>(true);
if (key == null)
{
throw new MessagePackDynamicObjectResolverException("all public members must mark KeyAttribute or IgnoreAttribute." + " type: " + type.FullName + " member:" + item.Name);
}
if (key.IntKey == null && key.StringKey == null)
{
throw new MessagePackDynamicObjectResolverException("both IntKey and StringKey are null." + " type: " + type.FullName + " member:" + item.Name);
}
if (searchFirst)
{
searchFirst = false;
isIntKey = key.IntKey != null;
}
else
{
if ((isIntKey && key.IntKey == null) || (!isIntKey && key.StringKey == null))
{
throw new MessagePackDynamicObjectResolverException("all members key type must be same." + " type: " + type.FullName + " member:" + item.Name);
}
}
if (isIntKey)
{
member.IntKey = key.IntKey.Value;
if (intMemebrs.ContainsKey(member.IntKey))
{
throw new MessagePackDynamicObjectResolverException("key is duplicated, all members key must be unique." + " type: " + type.FullName + " member:" + item.Name);
}
intMemebrs.Add(member.IntKey, member);
}
else
{
member.StringKey = key.StringKey;
if (stringMembers.ContainsKey(member.StringKey))
{
throw new MessagePackDynamicObjectResolverException("key is duplicated, all members key must be unique." + " type: " + type.FullName + " member:" + item.Name);
}
member.IntKey = hiddenIntKey++;
stringMembers.Add(member.StringKey, member);
}
}
}
// GetConstructor
var ctor = ti.DeclaredConstructors.Where(x => x.IsPublic).SingleOrDefault(x => x.GetCustomAttribute <SerializationConstructorAttribute>(false) != null);
if (ctor == null)
{
ctor = ti.DeclaredConstructors.Where(x => x.IsPublic).OrderBy(x => x.GetParameters().Length).FirstOrDefault();
}
// struct allows null ctor
if (ctor == null && isClass)
{
throw new MessagePackDynamicObjectResolverException("can't find public constructor. type:" + type.FullName);
}
var constructorParameters = new List <EmittableMember>();
if (ctor != null)
{
var constructorLookupDictionary = stringMembers.ToLookup(x => x.Key, x => x, StringComparer.OrdinalIgnoreCase);
var ctorParamIndex = 0;
foreach (var item in ctor.GetParameters())
{
EmittableMember paramMember;
if (isIntKey)
{
if (intMemebrs.TryGetValue(ctorParamIndex, out paramMember))
{
if (item.ParameterType == paramMember.Type && paramMember.IsReadable)
{
constructorParameters.Add(paramMember);
}
else
{
throw new MessagePackDynamicObjectResolverException("can't find matched constructor parameter, parameterType mismatch. type:" + type.FullName + " parameterIndex:" + ctorParamIndex + " paramterType:" + item.ParameterType.Name);
}
}
else
{
throw new MessagePackDynamicObjectResolverException("can't find matched constructor parameter, index not found. type:" + type.FullName + " parameterIndex:" + ctorParamIndex);
}
}
else
{
var hasKey = constructorLookupDictionary[item.Name];
var len = hasKey.Count();
if (len != 0)
{
if (len != 1)
{
throw new MessagePackDynamicObjectResolverException("duplicate matched constructor parameter name:" + type.FullName + " parameterName:" + item.Name + " paramterType:" + item.ParameterType.Name);
}
paramMember = hasKey.First().Value;
if (item.ParameterType == paramMember.Type && paramMember.IsReadable)
{
constructorParameters.Add(paramMember);
}
else
{
throw new MessagePackDynamicObjectResolverException("can't find matched constructor parameter, parameterType mismatch. type:" + type.FullName + " parameterName:" + item.Name + " paramterType:" + item.ParameterType.Name);
}
}
else
{
throw new MessagePackDynamicObjectResolverException("can't find matched constructor parameter, index not found. type:" + type.FullName + " parameterName:" + item.Name);
}
}
ctorParamIndex++;
}
}
return(new ObjectSerializationInfo
{
IsClass = isClass,
BestmatchConstructor = ctor,
ConstructorParameters = constructorParameters.ToArray(),
IsIntKey = isIntKey,
Members = (isIntKey) ? intMemebrs.Values.ToArray() : stringMembers.Values.ToArray()
});
}
