[英]How to convert json to flat structure in C#
我正在嘗試用C#編寫函數,將JSON轉換為鍵/值對。 它應該支持數組。 例如,以下JSON:
{
title: title_value,
components: [
{
component_id: id1,
menu: [
{title: menu_title1},
{title: menu_title_x},
{id: menu_id1}
]
},
{
component_id: id2,
menu: [
{title: menu_title2},
{id: menu_id2}
]
}
]
}
應轉換為:
這是完成這項任務的簡單方法嗎? 當我開始考慮數組和嵌套數組時,邏輯變得復雜。
我認為這就是你所需要的。
解決方案如下。 JavaScriptSerializer從json字符串('json')創建對象('o'),而不是方法BuildVariablesList遍歷對象並填充包含結果的字典('additionalParameters')。
var jss = new JavaScriptSerializer();
var o = return new DynamicJsonObject(jss.Deserialize<Dictionary<string, object>>(json));
var additionalParameters = new Dictionary<string, string>();
BuildVariablesList(o.GetInternalDictionary(), "", additionalParameters);
private static string AppendToPathString (string path, object part )
{
return path.Trim().Length == 0 ? part.ToString() : path + '.' + part;
}
public static void BuildVariablesList(object obj, string path, Dictionary<string, string> result)
{
if ( obj is ArrayList)
{
var arrayObj = obj as ArrayList;
for (var i = 0; i<arrayObj.Count; i++ )
{
BuildVariablesList(arrayObj[i], AppendToPathString(path,i), result);
}
}else if ( obj is Dictionary<string, object>)
{
var dictObject = obj as Dictionary<string, object>;
foreach (var entry in dictObject)
{
if (entry.Value is String && (path.Trim().Length > 0 || !ReservedFieldNames.Contains( entry.Key.ToLower())))
{
result.Add(AppendToPathString(path,entry.Key), entry.Value as String);
}
else if (entry.Value is Dictionary<string, object>)
{
BuildVariablesList(entry.Value as Dictionary<string, object>, AppendToPathString(path, entry.Key), result);
}
else if (entry.Value is ArrayList)
{
BuildVariablesList(entry.Value as ArrayList, AppendToPathString(path, entry.Key), result);
}
}
}
}
聲明:本站的技術帖子網頁,遵循CC BY-SA 4.0協議,如果您需要轉載,請注明本站網址或者原文地址。任何問題請咨詢:yoyou2525@163.com.