Beispiel #1
0
        public ComponentImporter(Type type, ICustomTypeDescriptor typeDescriptor) :
            base(type)
        {
            if (typeDescriptor == null)
                typeDescriptor = new CustomTypeDescriptor(type);
            
            int count = 0;
            PropertyDescriptorCollection properties = typeDescriptor.GetProperties();
            IObjectMemberImporter[] importers = new IObjectMemberImporter[properties.Count];
            
            for (int i = 0; i < properties.Count; i++)
            {
                IServiceProvider sp = properties[i] as IServiceProvider;
                
                if (sp == null)
                    continue;
                
                IObjectMemberImporter importer = (IObjectMemberImporter) sp.GetService(typeof(IObjectMemberImporter));
                
                if (importer == null)
                    continue;
                
                importers[i++] = importer;
                count++;
            }

            _properties = properties;

            if (count > 0)
                _importers = importers;
        }
 public ComponentImporter(Type type, ICustomTypeDescriptor typeDescriptor) : base(type)
 {
     if (typeDescriptor == null)
     {
         typeDescriptor = new Maticsoft.Json.Conversion.CustomTypeDescriptor(type);
     }
     int num = 0;
     PropertyDescriptorCollection properties = typeDescriptor.GetProperties();
     IObjectMemberImporter[] importerArray = new IObjectMemberImporter[properties.Count];
     for (int i = 0; i < properties.Count; i++)
     {
         IServiceProvider provider = properties[i] as IServiceProvider;
         if (provider != null)
         {
             IObjectMemberImporter service = (IObjectMemberImporter) provider.GetService(typeof(IObjectMemberImporter));
             if (service != null)
             {
                 importerArray[i++] = service;
                 num++;
             }
         }
     }
     this._properties = properties;
     if (num > 0)
     {
         this._importers = importerArray;
     }
 }
        protected override object ImportFromObject(ImportContext context, JsonReader reader)
        {
            Debug.Assert(context != null);
            Debug.Assert(reader != null);

            reader.Read();

            object obj = Activator.CreateInstance(OutputType);
            INonObjectMemberImporter otherImporter = obj as INonObjectMemberImporter;

            while (reader.TokenClass != JsonTokenClass.EndObject)
            {
                string memberName = reader.ReadMember();

                PropertyDescriptor property = _properties.Find(memberName, true);

                //
                // Skip over the member value and continue with reading if
                // the property was not found or if the property found cannot
                // be set.
                //

                if (property == null || property.IsReadOnly)
                {
                    if (otherImporter == null || !otherImporter.Import(context, memberName, reader))
                    {
                        reader.Skip();
                    }
                    continue;
                }

                //
                // Check if the property defines a custom import scheme.
                // If yes, ask it to import the value into the property
                // and then continue with the next.
                //

                if (_importers != null)
                {
                    int index = _properties.IndexOf(property);

                    IObjectMemberImporter importer = _importers[index];

                    if (importer != null)
                    {
                        importer.Import(context, reader, obj);
                        continue;
                    }
                }

                //
                // Import from reader based on the property type and
                // then set the value of the property.
                //

                property.SetValue(obj, context.Import(property.PropertyType, reader));
            }

            return(ReadReturning(reader, obj));
        }
Beispiel #4
0
        public ComponentImporter(Type type, ICustomTypeDescriptor typeDescriptor, IObjectConstructor constructor) :
            base(type)
        {
            if (typeDescriptor == null)
            {
                typeDescriptor = new CustomTypeDescriptor(type);
            }

            int count = 0;
            PropertyDescriptorCollection properties = typeDescriptor.GetProperties();

            IObjectMemberImporter[] importers = new IObjectMemberImporter[properties.Count];

            for (int i = 0; i < properties.Count; i++)
            {
                IServiceProvider sp = properties[i] as IServiceProvider;

                if (sp == null)
                {
                    continue;
                }

                IObjectMemberImporter importer = (IObjectMemberImporter)sp.GetService(typeof(IObjectMemberImporter));

                if (importer == null)
                {
                    continue;
                }

                importers[i] = importer;
                count++;
            }

            _properties = properties;

            if (count > 0)
            {
                _importers = importers;
            }

            _constructor = constructor;
        }