C# JsonWriter.StartObject方法代碼示例

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            var push = value as PushNotification;
            if (push == null)
            {
                writer.WriteNull();
                return;
            }

            writer.StartObject();
            // Write push type
            if (string.IsNullOrWhiteSpace(push.Query) == false)
                writer.WriteProperty("query", push.Query);
            else if( push.Channels.Count() > 0 )
                writer.WriteArray("channels", push.Channels);
            else if( push.DeviceIds.Count() > 0 )
                writer.WriteArray("deviceids", push.DeviceIds);
            else
                writer.WriteProperty("broadcast", true);
            // Write data
            WriteData(writer, push);
            // Write platform options
            WritePlatformOptions(writer, push.PlatformOptions);
            writer.EndObject();

        }

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            var request = value as AuthenticateUserRequest;
            if (request == null)
            {
                writer.WriteNull();
                return;
            }

            writer
                .StartObject()
                .WithWriter(w =>
                {
                    if (string.IsNullOrWhiteSpace(request.Type) == false)
                        w.WriteProperty("type", request.Type);
                    if (request.MaxAttempts > 0)
                        w.WriteProperty("attempts").WriteValue(request.MaxAttempts);
                    if (request.TimeoutInSeconds > 0)
                        w.WriteProperty("expiry").WriteValue(request.TimeoutInSeconds);
                    if (request.CreateUserIfNotExists)
                        w.WriteProperty("createnew").WriteValue(request.CreateUserIfNotExists);
                    foreach (var key in request.Attributes.Keys)
                        w.WriteProperty(key, request[key]);
                })
                .EndObject();
        }

 private void WriteTileOptions(JsonWriter writer, TileNotification option)
 {
     writer.StartObject();
     writer.WriteProperty("notificationtype", "tile");
     WriteTile(writer, "wp8", option.WP8Tile);
     WriteTile(writer, "wp75", option.WP75Tile);
     WriteTile(writer, "wp7", option.WP7Tile);
     writer.EndObject();
 }

 private void WritePlatformOptions(JsonWriter writer, PlatformOptions options)
 {
     if (options == null || options.IsEmpty == true ) return;
     writer.WriteProperty("platformoptions");
     writer.StartObject();
     if (options.iOS != null)
         WriteIosOptions(writer, options.iOS);
     if (options.Android != null)
         WriteAndroidOptions(writer, options.Android);
     if (options.WindowsPhone != null)
         WriteWpOptions(writer, options.WindowsPhone);
     writer.EndObject();
 }

 public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
 {
     var request = value as IObjectUpdateRequest;
     if (request == null)
     {
         writer.WriteNull();
         return;
     }
     
     writer
         .StartObject()
         // Write id
         .WriteProperty("__id", request.Id)
         // Write id
         .WriteProperty("__type", request.Type)
         // Write properties
         .WithWriter( w => request.PropertyUpdates.For( p => WriteProperty(w, p.Key, p.Value)))
         // Write atttributes
         .WithWriter( w => 
             {
                 if (request.AttributeUpdates.Count > 0)
                 {
                     w.WriteProperty("__attributes")
                      .StartObject()
                      .WithWriter(w2 => request.AttributeUpdates.For(a => w2.WriteProperty(a.Key, a.Value)))
                      .EndObject();
                 }
             })
         // Write acls
         .WithWriter( w => 
             {
                 if (request.AllowClaims.Count == 0 && request.DenyClaims.Count == 0) return;
                 w.WritePropertyName("__acls");
                 WriteAcls(w, request.AllowClaims, request.DenyClaims, request.ResetClaims);
             })
         // Write add tags
         .WithWriter( w => 
             {
                 if (request.AddedTags.Count > 0)
                     w.WriteArray("__addtags", request.AddedTags);
             })
         // Write remove tags
         .WithWriter(w =>
         {
             if (request.RemovedTags.Count > 0)
                 w.WriteArray("__removetags", request.RemovedTags);
         })
         .EndObject();
 }

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            Entity entity = value as Entity;
            if (entity == null)
            {
                writer.WriteNull();
                return;
            }

            writer.StartObject();
            writer
                // Write id
                .WithWriter(w =>
                {
                    if (string.IsNullOrWhiteSpace(entity.Id) == false)
                        w.WriteProperty("__id", entity.Id);
                })
                // Write created by
                .WriteProperty("__createdby", entity.CreatedBy)
                // Write properties
                .WithWriter(w =>
                {
                    
                    foreach (var property in entity.Properties)
                        w.WriteProperty(property.Key, property.Value);
                })
                .WithWriter( w => WriteJson(entity, w, serializer) )
                .WithWriter(w =>
                {
                    var attr = entity.Attributes.ToArray();
                    if (attr.Length > 0)
                    {
                        w.WriteProperty("__attributes")
                         .StartObject();
                        // Write attributes
                        for (int i = 0; i < attr.Length; i++)
                            w.WriteProperty(attr[i].Key, attr[i].Value);
                        w.EndObject();
                    }

                })
                .WithWriter(w =>
                {
                    if (entity.Tags.Count() > 0)
                        w.WriteArray("__tags", entity.Tags);
                });
            writer.EndObject();
        }

 public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
 {
     // Manage the open and closing of the object.
     // Write APObject specific content (e.g., acls)
     // Call appropriate helpers to write common stuff.
     APObject obj = value as APObject;
     if (obj == null)
     {
         writer.WriteNull();
         return;
     }
     writer.StartObject();
     EntityParser.WriteJson(writer, obj, serializer);
     AclParser.WriteAcl(writer, obj, serializer);
     writer.WriteEndObject();
 }

 public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
 {
     var request = value as UpdateConnectionRequest;
     if (request == null)
     {
         writer.WriteNull();
         return;
     }
     
     writer
         .StartObject()
         // Write id and type
         .WriteProperty("__id", request.Id)
         .WriteProperty("__relationtype", request.Type)
         // Write properties
         .WithWriter( w => request.PropertyUpdates.For( p => WriteProperty(w, p.Key, p.Value)))
         // Write atttributes
         .WithWriter( w => 
             {
                 if (request.AttributeUpdates.Count > 0)
                 {
                     w.WriteProperty("__attributes")
                      .StartObject()
                      .WithWriter(w2 => request.AttributeUpdates.For(a => w2.WriteProperty(a.Key, a.Value)))
                      .EndObject();
                 }
             })
         // Write add tags
         .WithWriter( w => 
             {
                 if (request.AddedTags.Count > 0)
                     w.WriteArray("__addtags", request.AddedTags);
             })
         // Write remove tags
         .WithWriter(w =>
         {
             if (request.RemovedTags.Count > 0)
                 w.WriteArray("__removetags", request.RemovedTags);
         })
         .EndObject();
 }

 private void WriteData(JsonWriter writer, PushNotification push)
 {
     writer.WritePropertyName("data");
     writer.StartObject();
     writer
         .WriteProperty("alert", push.Alert)
         .WriteProperty("badge", push.Badge, true);
     foreach (var key in push.Data.Keys)
     {
         if (key.Equals("alert", StringComparison.OrdinalIgnoreCase) == true ||
             key.Equals("badge", StringComparison.OrdinalIgnoreCase) == true)
             continue;
         writer.WriteProperty(key, push.Data[key]);
     }
     writer.EndObject();
 }

 private void WriteToastOptions(JsonWriter writer, ToastNotification option)
 {
     writer
         .StartObject()
         .WriteProperty("notificationtype", "toast")
         .WriteProperty("text1", option.Text1, true)
         .WriteProperty("text2", option.Text2, true)
         .WriteProperty("navigatepath", option.Path, true)
         .EndObject();
 }

 private void WriteRawOptions(JsonWriter writer, RawNotification option)
 {
     writer
         .StartObject()
         .WriteProperty("notificationtype", "raw")
         .WriteProperty("data", option.RawData, true)
         .EndObject();
 }

 private void WriteFlipTile(JsonWriter writer, FlipTile tile)
 {
     writer
         .StartObject()
         .WriteProperty("tiletemplate", "flip")
         .WriteProperty("tileid", tile.TileId, true)
         .WriteProperty("title", tile.FrontTitle, true)
         .WriteProperty("count", tile.FrontCount, true)
         .WriteProperty("backgroundimage", tile.FrontBackgroundImage, true)
         .WriteProperty("smallbackgroundimage", tile.SmallBackgroundImage, true)
         .WriteProperty("widebackgroundimage", tile.WideBackgroundImage, true)
         .WriteProperty("backtitle", tile.BackTitle, true)
         .WriteProperty("backbackgroundimage", tile.BackBackgroundImage, true)
         .WriteProperty("backcontent", tile.BackContent, true)
         .WriteProperty("widebackbackgroundimage", tile.WideBackBackgroundImage, true)
         .WriteProperty("widebackcontent", tile.WideBackContent, true)
         .EndObject();
 }

        public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
        {
            var email = value as Email;
            if (email == null)
            {
                writer.WriteNull();
                return;
            }

            writer
                .StartObject()
                // Write subject
                .WriteProperty("subject", email.Subject ?? string.Empty)
                // from
                .WithWriter( w => 
                    {
                        if (string.IsNullOrWhiteSpace(email.FromAddress) == false)
                            w.WriteProperty("from", email.FromAddress);
                    })
                // reply-to
                .WithWriter(w =>
                {
                    if (string.IsNullOrWhiteSpace(email.FromAddress) == false)
                        w.WriteProperty("replyto", email.ReplyTo);
                })
                // to
                .WriteArray("to", email.To)
                // cc
                .WriteArray("cc", email.Cc)
                // bcc
                .WriteArray("bcc", email.Bcc)
                // write body
                .WithWriter(w =>
                    {
                        if (email.Body is RawEmailBody)
                            WriteRawBody(w, email.Body as RawEmailBody);
                        else
                            WriteTemplateBody(w, email.Body as TemplateBody);
                    })
                // write smtp settings
                .WithWriter( w => WriteSmtp(w, email.Server))
                .EndObject();
        }

 private static void WriteAttributes(JsonWriter writer, Entity entity, JsonSerializer serializer)
 {
     var attr = entity.Attributes.ToArray();
     if (attr.Length > 0)
     {
         writer.WriteProperty("__attributes");
         writer.StartObject();
         // Write attributes
         for (int i = 0; i < attr.Length; i++)
             writer.WriteProperty(attr[i].Key, attr[i].Value);
         writer.EndObject();
     }
 }

 public override void WriteJson(JsonWriter writer, object value, JsonSerializer serializer)
 {
     // Manage the open and closing of the object.
     // Write APConnection specific content (e.g., endpoints)
     // Call appropriate helpers to write common stuff.
     APConnection conn = value as APConnection;
     if (conn == null)
     {
         writer.WriteNull();
         return;
     }
     writer.StartObject();
     EntityParser.WriteJson(writer, conn, serializer);
     WriteEndpoints(writer, conn, serializer);
     writer.WriteEndObject();
 }