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// Copyright (c) Microsoft Corporation. All rights reserved. See License.txt in the project root for license information.
using System.Collections.Generic;
using System.Net.Http.Internal;
using Newtonsoft.Json.Linq;
namespace System.Net.Http.Formatting
{
internal class JTokenRoundTripComparer
{
public static bool Compare(JToken initValue, JToken newValue)
{
if (initValue == null && newValue == null)
{
return true;
}
if (initValue == null || newValue == null)
{
return false;
}
if (initValue is JValue)
{
string initStr;
if (initValue.Type == JTokenType.String)
{
initStr = initValue.ToString();
}
else
{
initStr = ((JValue)initValue).Value.ToString();
}
string newStr;
if (newValue is JValue)
{
newStr = newValue.ToString();
initStr = UriQueryUtility.UrlDecode(UriQueryUtility.UrlEncode(initStr));
return initStr.Equals(newStr);
}
else if (newValue is JObject && ((JObject)newValue).Count == 1)
{
initStr = String.Format("{0}", initValue.ToString());
return ((IDictionary<string, JToken>)newValue).ContainsKey(initStr);
}
return false;
}
if (((JContainer)initValue).Count != ((JContainer)newValue).Count)
{
return false;
}
if (initValue is JObject && newValue is JObject)
{
foreach (KeyValuePair<string, JToken> item in (JObject)initValue)
{
if (!Compare(item.Value, newValue[item.Key]))
{
return false;
}
}
return true;
}
if (initValue is JArray && newValue is JArray)
{
for (int i = 0; i < ((JArray)initValue).Count; i++)
{
if (!Compare(initValue[i], newValue[i]))
{
return false;
}
}
return true;
}
return false;
}
}
}
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