Esempio n. 1
0
        /// <summary>
        /// <see cref="object.Equals(object)"/>
        /// </summary>
        public override bool Equals(object obj)
        {
            GenericObject GenObj = obj as GenericObject;

            if (this.collectionName != GenObj.collectionName ||
                this.typeName != GenObj.typeName ||
                this.objectId != GenObj.objectId)
            {
                return(false);
            }

            if (this.propertiesByName == null)
            {
                this.BuildDictionary();
            }

            if (GenObj.propertiesByName == null)
            {
                GenObj.BuildDictionary();
            }

            if (this.propertiesByName.Count != GenObj.propertiesByName.Count)
            {
                return(false);
            }

            foreach (KeyValuePair <string, object> P in this.propertiesByName)
            {
                if (!GenObj.propertiesByName.TryGetValue(P.Key, out object Value))
                {
                    return(false);
                }

                if (Value == null ^ P.Value == null)
                {
                    return(false);
                }

                if (Value != null && !Value.Equals(P.Value))
                {
                    return(false);
                }
            }

            return(true);
        }
        /// <summary>
        /// Gets the value of a field or property of an object, given its name.
        /// </summary>
        /// <param name="FieldName">Name of field or property.</param>
        /// <param name="Object">Object.</param>
        /// <param name="Value">Corresponding field or property value, if found, or null otherwise.</param>
        /// <returns>If the corresponding field or property was found.</returns>
        public override bool TryGetFieldValue(string FieldName, object Object, out object Value)
        {
            GenericObject Obj = (GenericObject)Object;

            return(Obj.TryGetFieldValue(FieldName, out Value));
        }
        /// <summary>
        /// Deserializes an object from a binary source.
        /// </summary>
        /// <param name="Reader">Deserializer.</param>
        /// <param name="DataType">Optional datatype. If not provided, will be read from the binary source.</param>
        /// <param name="Embedded">If the object is embedded into another.</param>
        /// <param name="CheckFieldNames">If field names are to be extended.</param>
        /// <returns>Deserialized object.</returns>
        public async Task <object> Deserialize(IDeserializer Reader, uint?DataType, bool Embedded, bool CheckFieldNames)
        {
            StreamBookmark Bookmark    = Reader.GetBookmark();
            uint?          DataTypeBak = DataType;
            uint           FieldDataType;
            ulong          FieldCode;
            Guid           ObjectId = Embedded ? Guid.Empty : Reader.ReadGuid();
            string         TypeName;
            string         FieldName;
            string         CollectionName;

            if (!Embedded)
            {
                Reader.SkipVariableLengthUInt64();                  // Content length.
            }
            if (!DataType.HasValue)
            {
                DataType = Reader.ReadBits(6);
                if (DataType.Value == ObjectSerializer.TYPE_NULL)
                {
                    return(null);
                }
            }

            switch (DataType.Value)
            {
            case ObjectSerializer.TYPE_OBJECT:
                if (Embedded && Reader.BitOffset > 0 && Reader.ReadBit())
                {
                    ObjectId = Reader.ReadGuid();
                }
                break;

            case ObjectSerializer.TYPE_BOOLEAN:
                return(Reader.ReadBit());

            case ObjectSerializer.TYPE_BYTE:
                return(Reader.ReadByte());

            case ObjectSerializer.TYPE_INT16:
                return(Reader.ReadInt16());

            case ObjectSerializer.TYPE_INT32:
                return(Reader.ReadInt32());

            case ObjectSerializer.TYPE_INT64:
                return(Reader.ReadInt64());

            case ObjectSerializer.TYPE_SBYTE:
                return(Reader.ReadSByte());

            case ObjectSerializer.TYPE_UINT16:
                return(Reader.ReadUInt16());

            case ObjectSerializer.TYPE_UINT32:
                return(Reader.ReadUInt32());

            case ObjectSerializer.TYPE_UINT64:
                return(Reader.ReadUInt64());

            case ObjectSerializer.TYPE_DECIMAL:
                return(Reader.ReadDecimal());

            case ObjectSerializer.TYPE_DOUBLE:
                return(Reader.ReadDouble());

            case ObjectSerializer.TYPE_SINGLE:
                return(Reader.ReadSingle());

            case ObjectSerializer.TYPE_DATETIME:
                return(Reader.ReadDateTime());

            case ObjectSerializer.TYPE_DATETIMEOFFSET:
                return(Reader.ReadDateTimeOffset());

            case ObjectSerializer.TYPE_TIMESPAN:
                return(Reader.ReadTimeSpan());

            case ObjectSerializer.TYPE_CHAR:
                return(Reader.ReadChar());

            case ObjectSerializer.TYPE_STRING:
                return(Reader.ReadString());

            case ObjectSerializer.TYPE_CI_STRING:
                return(new CaseInsensitiveString(Reader.ReadString()));

            case ObjectSerializer.TYPE_ENUM:
                return(Reader.ReadString());

            case ObjectSerializer.TYPE_BYTEARRAY:
                return(Reader.ReadByteArray());

            case ObjectSerializer.TYPE_GUID:
                return(Reader.ReadGuid());

            case ObjectSerializer.TYPE_NULL:
                return(null);

            case ObjectSerializer.TYPE_ARRAY:
                throw new Exception("Arrays must be embedded in objects.");

            default:
                throw new Exception("Object or value expected.");
            }

            bool Normalized = this.NormalizedNames;

            if (Normalized)
            {
                FieldCode = Reader.ReadVariableLengthUInt64();
                TypeName  = null;
            }
            else
            {
                FieldCode = 0;
                TypeName  = Reader.ReadString();
            }

            if (Embedded)
            {
                if (Normalized)
                {
                    ulong CollectionCode = Reader.ReadVariableLengthUInt64();
                    CollectionName = await this.Context.GetFieldName(null, CollectionCode);
                }
                else
                {
                    CollectionName = Reader.ReadString();
                }
            }
            else
            {
                CollectionName = Reader.CollectionName;
            }

            if (Normalized)
            {
                if (FieldCode == 0)
                {
                    TypeName = string.Empty;
                }
                else if (CheckFieldNames)
                {
                    TypeName = await this.Context.GetFieldName(CollectionName, FieldCode);
                }
                else
                {
                    TypeName = CollectionName + "." + FieldCode.ToString();
                }
            }

            if (this.returnTypedObjects && !string.IsNullOrEmpty(TypeName))
            {
                Type DesiredType = Types.GetType(TypeName);
                if (DesiredType is null)
                {
                    DesiredType = typeof(GenericObject);
                }

                if (DesiredType != typeof(GenericObject))
                {
                    IObjectSerializer Serializer2 = await this.Context.GetObjectSerializer(DesiredType);

                    Reader.SetBookmark(Bookmark);
                    return(await Serializer2.Deserialize(Reader, DataTypeBak, Embedded));
                }
            }

            LinkedList <KeyValuePair <string, object> > Properties = new LinkedList <KeyValuePair <string, object> >();
            int?ArchivingTime = null;

            while (true)
            {
                if (Normalized)
                {
                    FieldCode = Reader.ReadVariableLengthUInt64();
                    if (FieldCode == 0)
                    {
                        break;
                    }

                    if (CheckFieldNames)
                    {
                        FieldName = await this.Context.GetFieldName(CollectionName, FieldCode);
                    }
                    else
                    {
                        FieldName = CollectionName + "." + FieldCode.ToString();
                    }
                }
                else
                {
                    FieldName = Reader.ReadString();
                    if (string.IsNullOrEmpty(FieldName))
                    {
                        break;
                    }
                }

                FieldDataType = Reader.ReadBits(6);

                if (FieldDataType == ObjectSerializer.TYPE_INT32 && FieldName == "ArchivingTime" && !ArchivingTime.HasValue)
                {
                    ArchivingTime = Reader.ReadInt32();
                }
                else
                {
                    switch (FieldDataType)
                    {
                    case ObjectSerializer.TYPE_BOOLEAN:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadBoolean()));
                        break;

                    case ObjectSerializer.TYPE_BYTE:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadByte()));
                        break;

                    case ObjectSerializer.TYPE_INT16:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadInt16()));
                        break;

                    case ObjectSerializer.TYPE_INT32:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadInt32()));
                        break;

                    case ObjectSerializer.TYPE_INT64:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadInt64()));
                        break;

                    case ObjectSerializer.TYPE_SBYTE:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadSByte()));
                        break;

                    case ObjectSerializer.TYPE_UINT16:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadUInt16()));
                        break;

                    case ObjectSerializer.TYPE_UINT32:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadUInt32()));
                        break;

                    case ObjectSerializer.TYPE_UINT64:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadUInt64()));
                        break;

                    case ObjectSerializer.TYPE_DECIMAL:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadDecimal()));
                        break;

                    case ObjectSerializer.TYPE_DOUBLE:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadDouble()));
                        break;

                    case ObjectSerializer.TYPE_SINGLE:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadSingle()));
                        break;

                    case ObjectSerializer.TYPE_DATETIME:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadDateTime()));
                        break;

                    case ObjectSerializer.TYPE_DATETIMEOFFSET:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadDateTimeOffset()));
                        break;

                    case ObjectSerializer.TYPE_TIMESPAN:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadTimeSpan()));
                        break;

                    case ObjectSerializer.TYPE_CHAR:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadChar()));
                        break;

                    case ObjectSerializer.TYPE_STRING:
                    case ObjectSerializer.TYPE_ENUM:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadString()));
                        break;

                    case ObjectSerializer.TYPE_CI_STRING:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, new CaseInsensitiveString(Reader.ReadString())));
                        break;

                    case ObjectSerializer.TYPE_BYTEARRAY:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadByteArray()));
                        break;

                    case ObjectSerializer.TYPE_GUID:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, Reader.ReadGuid()));
                        break;

                    case ObjectSerializer.TYPE_NULL:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, null));
                        break;

                    case ObjectSerializer.TYPE_ARRAY:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, await this.ReadGenericArray(Reader)));
                        break;

                    case ObjectSerializer.TYPE_OBJECT:
                        Properties.AddLast(new KeyValuePair <string, object>(FieldName, await this.Deserialize(Reader, FieldDataType, true)));
                        break;

                    default:
                        throw new Exception("Unrecognized data type: " + FieldDataType.ToString());
                    }
                }
            }

            GenericObject Result = new GenericObject(CollectionName, TypeName, ObjectId, Properties);

            if (ArchivingTime.HasValue)
            {
                Result.ArchivingTime = ArchivingTime.Value;
            }

            return(Result);
        }