private HttpReponseConvertDataHanlder GetConvertResultHanlder()
{
var key = new HttpConvertDataHanlderKey(typeof(TResult), ContentType);
HttpReponseConvertDataHanlder hanlder = null;
if (_convertHanlders.ContainsKey(key))
{
hanlder = _convertHanlders[key];
}
if (hanlder == null)
{
var closestAncestor = typeof(TResult).FindClosestAncestor(_convertHanlders.Where(t => ContentType.Contains(t.Key.ContentType, StringComparison.OrdinalIgnoreCase)).Select(t => t.Key.Type));
if (closestAncestor != null)
{
key = new HttpConvertDataHanlderKey(closestAncestor, ContentType);
hanlder = _convertHanlders[key];
}
}
if (hanlder == null)
{
throw new Exception($"无法反序列化ContentType为{ContentType}的结果到{typeof(TResult).FullName}，因为未注册Hanlder");
}
return(hanlder);
}
public static void RegisterConverter(Type[] types, string[] contentTypes, HttpReponseConvertDataHanlder hanlder)
{
if (hanlder == null)
{
throw new Exception("hanlder不能为空");
}
foreach (var type in types)
{
foreach (var ct in contentTypes)
{
var key = new HttpConvertDataHanlderKey(type, ct);
if (_convertHanlders.ContainsKey(key))
{
_convertHanlders[key] = hanlder;
}
else
{
_convertHanlders.Add(key, hanlder);
}
}
}
}