Ejemplo n.º 1
0
        protected internal override object Deserialize(IntermediateReader input, ContentSerializerAttribute format, object existingInstance)
        {
            var str = input.Xml.ReadString();

            try
            {
                return(Enum.Parse(TargetType, str, true));
            }
            catch (Exception ex)
            {
                throw input.NewInvalidContentException(ex, "Invalid enum value '{0}' for type '{1}'", str, TargetType.Name);
            }
        }
Ejemplo n.º 2
0
        public static T Deserialize <T>(XmlReader input, string referenceRelocationPath)
        {
            var serializer = new IntermediateSerializer();
            var reader     = new IntermediateReader(serializer, input, referenceRelocationPath);
            var asset      = default(T);

            try
            {
                if (!reader.MoveToElement("XnaContent"))
                {
                    throw new InvalidContentException(string.Format("Could not find XnaContent element in '{0}'.",
                                                                    referenceRelocationPath));
                }

                // Initialize the namespace lookups from
                // the attributes on the XnaContent element.
                serializer.CreateNamespaceLookup(input);

                // Move past the XnaContent.
                input.ReadStartElement();

                // Read the asset.
                var format = new ContentSerializerAttribute {
                    ElementName = "Asset"
                };
                asset = reader.ReadObject <T>(format);

                // Process the shared resources and external references.
                reader.ReadSharedResources();
                reader.ReadExternalReferences();

                // Move past the closing XnaContent element.
                input.ReadEndElement();
            }
            catch (XmlException xmlException)
            {
                throw reader.NewInvalidContentException(xmlException, "An error occured parsing.");
            }

            return(asset);
        }
Ejemplo n.º 3
0
        protected internal override object Deserialize(IntermediateReader input, ContentSerializerAttribute format, object existingInstance)
        {
            var result = existingInstance;

            if (result == null)
            {
                try
                {
                    result = Activator.CreateInstance(TargetType, true);
                }
                catch (MissingMethodException e)
                {
                    throw new Exception(string.Format("Couldn't create object of type {0}: {1}", TargetType.Name, e.Message), e);
                }
            }

            // First deserialize the base type.
            if (_baseSerializer != null)
            {
                _baseSerializer.Deserialize(input, format, result);
            }

            // Now deserialize our own elements.
            foreach (var info in _elements)
            {
                if (!info.Attribute.FlattenContent)
                {
                    if (!input.MoveToElement(info.Attribute.ElementName))
                    {
                        // If the the element was optional then we can
                        // safely skip it and continue.
                        if (info.Attribute.Optional)
                        {
                            continue;
                        }

                        // We failed to find a required element.
                        throw input.NewInvalidContentException(null, "The Xml element `{0}` is required, but element `{1}` was found at line {2}:{3}. Try changing the element order or adding missing elements.", info.Attribute.ElementName, input.Xml.Name, ((IXmlLineInfo)input.Xml).LineNumber, ((IXmlLineInfo)input.Xml).LinePosition);
                    }
                }

                if (info.Attribute.SharedResource)
                {
                    Action <object> fixup = (o) => info.Setter(result, o);
                    input.ReadSharedResource(info.Attribute, fixup);
                }
                else if (info.Setter == null)
                {
                    var value = info.Getter(result);
                    input.ReadObject(info.Attribute, info.Serializer, value);
                }
                else
                {
                    var value = input.ReadObject <object>(info.Attribute, info.Serializer);
                    info.Setter(result, value);
                }
            }

            if (_collectionHelper != null)
            {
                _collectionHelper.Deserialize(input, result, format);
            }

            return(result);
        }