Example #1
0
        internal void ReadContentFrom(JsonReader r)
        {
            ValidationUtils.ArgumentNotNull(r, "r");
            IJsonLineInfo lineInfo = r as IJsonLineInfo;

            JContainer parent = this;

            do
            {
                if (parent is JProperty && ((JProperty)parent).Value != null)
                {
                    if (parent == this)
                    {
                        return;
                    }

                    parent = parent.Parent;
                }

                switch (r.TokenType)
                {
                case JsonToken.None:
                    // new reader. move to actual content
                    break;

                case JsonToken.StartArray:
                    JArray a = new JArray();
                    a.SetLineInfo(lineInfo);
                    parent.Add(a);
                    parent = a;
                    break;

                case JsonToken.EndArray:
                    if (parent == this)
                    {
                        return;
                    }

                    parent = parent.Parent;
                    break;

                case JsonToken.StartObject:
                    JObject o = new JObject();
                    o.SetLineInfo(lineInfo);
                    parent.Add(o);
                    parent = o;
                    break;

                case JsonToken.EndObject:
                    if (parent == this)
                    {
                        return;
                    }

                    parent = parent.Parent;
                    break;

                case JsonToken.StartConstructor:
                    JConstructor constructor = new JConstructor(r.Value.ToString());
                    constructor.SetLineInfo(lineInfo);
                    parent.Add(constructor);
                    parent = constructor;
                    break;

                case JsonToken.EndConstructor:
                    if (parent == this)
                    {
                        return;
                    }

                    parent = parent.Parent;
                    break;

                case JsonToken.String:
                case JsonToken.Integer:
                case JsonToken.Float:
                case JsonToken.Date:
                case JsonToken.Boolean:
                case JsonToken.Bytes:
                    JValue v = new JValue(r.Value);
                    v.SetLineInfo(lineInfo);
                    parent.Add(v);
                    break;

                case JsonToken.Comment:
                    v = JValue.CreateComment(r.Value.ToString());
                    v.SetLineInfo(lineInfo);
                    parent.Add(v);
                    break;

                case JsonToken.Null:
                    v = JValue.CreateNull();
                    v.SetLineInfo(lineInfo);
                    parent.Add(v);
                    break;

                case JsonToken.Undefined:
                    v = JValue.CreateUndefined();
                    v.SetLineInfo(lineInfo);
                    parent.Add(v);
                    break;

                case JsonToken.PropertyName:
                    string    propertyName = r.Value.ToString();
                    JProperty property     = new JProperty(propertyName);
                    property.SetLineInfo(lineInfo);
                    JObject parentObject = (JObject)parent;
                    // handle multiple properties with the same name in JSON
                    JProperty existingPropertyWithName = parentObject.Property(propertyName);
                    if (existingPropertyWithName == null)
                    {
                        parent.Add(property);
                    }
                    else
                    {
                        existingPropertyWithName.Replace(property);
                    }
                    parent = property;
                    break;

                default:
                    throw new InvalidOperationException("The JsonReader should not be on a token of type {0}.".FormatWith(CultureInfo.InvariantCulture, r.TokenType));
                }
            } while (r.Read());
        }
Example #2
0
        internal static void MergeEnumerableContent(JContainer target, IEnumerable content, JsonMergeSettings settings)
        {
            switch (settings.MergeArrayHandling)
            {
            case MergeArrayHandling.Concat:
                foreach (JToken item in content)
                {
                    target.Add(item);
                }
                break;

            case MergeArrayHandling.Union:
#if !NET20
                HashSet <JToken> items = new HashSet <JToken>(target, EqualityComparer);

                foreach (JToken item in content)
                {
                    if (items.Add(item))
                    {
                        target.Add(item);
                    }
                }
#else
                IDictionary <JToken, bool> items = new Dictionary <JToken, bool>(EqualityComparer);
                foreach (JToken t in target)
                {
                    items[t] = true;
                }

                foreach (JToken item in content)
                {
                    if (!items.ContainsKey(item))
                    {
                        items[item] = true;
                        target.Add(item);
                    }
                }
#endif
                break;

            case MergeArrayHandling.Replace:
                target.ClearItems();
                foreach (JToken item in content)
                {
                    target.Add(item);
                }
                break;

            case MergeArrayHandling.Merge:
                int i = 0;
                foreach (object targetItem in content)
                {
                    if (i < target.Count)
                    {
                        JToken sourceItem = target[i];

                        JContainer existingContainer = sourceItem as JContainer;
                        if (existingContainer != null)
                        {
                            existingContainer.Merge(targetItem, settings);
                        }
                        else
                        {
                            if (targetItem != null)
                            {
                                JToken contentValue = CreateFromContent(targetItem);
                                if (contentValue.Type != JTokenType.Null)
                                {
                                    target[i] = contentValue;
                                }
                            }
                        }
                    }
                    else
                    {
                        target.Add(targetItem);
                    }

                    i++;
                }
                break;

            default:
                throw new ArgumentOutOfRangeException("settings", "Unexpected merge array handling when merging JSON.");
            }
        }