internal override void MergeItem(object content, JsonMergeSettings settings)
{
JConstructor c = content as JConstructor;
if (c == null)
return;
if (c.Name != null)
Name = c.Name;
MergeEnumerableContent(this, c, settings);
}
internal override void MergeItem(object content, JsonMergeSettings settings)
{
JObject o = content as JObject;
if (o == null)
{
return;
}
foreach (KeyValuePair<string, JToken> contentItem in o)
{
JProperty existingProperty = Property(contentItem.Key);
if (existingProperty == null)
{
Add(contentItem.Key, contentItem.Value);
}
else if (contentItem.Value != null)
{
JContainer existingContainer = existingProperty.Value as JContainer;
if (existingContainer == null)
{
if (contentItem.Value.Type != JTokenType.Null || settings?.MergeNullValueHandling == MergeNullValueHandling.Merge)
{
existingProperty.Value = contentItem.Value;
}
}
else if (existingContainer.Type != contentItem.Value.Type)
{
existingProperty.Value = contentItem.Value;
}
else
{
existingContainer.Merge(contentItem.Value, settings);
}
}
}
}
/// <summary>
/// Merge the specified content into this <see cref="JToken"/> using <see cref="JsonMergeSettings"/>.
/// </summary>
/// <param name="content">The content to be merged.</param>
/// <param name="settings">The <see cref="JsonMergeSettings"/> used to merge the content.</param>
public void Merge(object content, JsonMergeSettings settings)
{
MergeItem(content, settings);
}
internal abstract void MergeItem(object content, JsonMergeSettings settings);
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.");
}
}
