internal override void MergeItem(object content, JsonMergeSettings settings)
{
BacktraceJObject o = content as BacktraceJObject;
if (o == null)
{
return;
}
foreach (KeyValuePair <string, JToken> contentItem in o)
{
BacktraceJProperty existingProperty = Property(contentItem.Key);
if (existingProperty == null)
{
Add(contentItem.Key, contentItem.Value);
}
else if (contentItem.Value != null)
{
BacktraceJContainer existingContainer = existingProperty.Value as BacktraceJContainer;
if (existingContainer == null)
{
if (contentItem.Value.Type != JTokenType.Null || (settings != 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);
}
}
}
}
internal static void MergeEnumerableContent(BacktraceJContainer 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
Dictionary <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];
BacktraceJContainer existingContainer = sourceItem as BacktraceJContainer;
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.");
}
}