System.Runtime.Serialization.ObjectCloneHelper.PrepareConstructorArgs C# (CSharp) Method

        internal static SerializationInfo PrepareConstructorArgs(object serObj, string[] fieldNames, object[] fieldValues, out StreamingContext context)
        {
            SerializationInfo si = null;
            if (serObj is ISerializable)
            {
                si = new SerializationInfo(serObj.GetType(), s_converter);

                for (int i =0; i < fieldNames.Length; i++)
                {
                    if (fieldNames[i] != null)
                        si.AddValue(fieldNames[i], fieldValues[i]);
                }
            }
            else
            {
                Hashtable fields = new Hashtable();
                int incomingFieldIndex = 0;
                int numIncomingFields = 0;
                for (; incomingFieldIndex < fieldNames.Length; incomingFieldIndex++)
                {
                    if (fieldNames[incomingFieldIndex] != null)
                    {
                        fields[fieldNames[incomingFieldIndex]] = fieldValues[incomingFieldIndex];
                        numIncomingFields++;
                    }
                }
                
                MemberInfo[] mi = FormatterServices.GetSerializableMembers(serObj.GetType());

                for (int index = 0; index < mi.Length; index++)
                {
                    string fieldName = mi[index].Name;
                    if (!fields.Contains(fieldName))
                    {
                        // If we are missing a field value then it's not necessarily
                        // the end of the world: check whether the field is marked
                        // [OptionalField].
                        Object [] attrs = mi[index].GetCustomAttributes(typeof(OptionalFieldAttribute), false);
                        if (attrs == null || attrs.Length == 0)
                            throw new SerializationException(String.Format(CultureInfo.CurrentCulture,
                                                                           Environment.GetResourceString("Serialization_MissingMember"),
                                                                           mi[index],
                                                                           serObj.GetType(),
                                                                           typeof(OptionalFieldAttribute).FullName));
                        continue;
                    }

                    object value = fields[fieldName];

                    FormatterServices.SerializationSetValue(mi[index], serObj, value);
                }
            }

            context = s_cloneContext;
            return si;
        }
    }