/// <summary>异步获取字符串</summary>
/// <param name="url"></param>
/// <returns></returns>
public virtual async Task <String> GetStringAsync(String url)
{
if (AppKey.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(AppKey));
}
if (_Client == null)
{
_Client = new WebClientX {
Log = Log
}
}
;
if (url.Contains("?"))
{
url += "&";
}
else
{
url += "?";
}
url += KeyName + "=" + AppKey;
return(await _Client.DownloadStringAsync(url));
}
/// <summary>异步获取字符串</summary>
/// <param name="url"></param>
/// <returns></returns>
public virtual async Task <String> GetStringAsync(String url)
{
var key = AcquireKey();
if (key.IsNullOrEmpty())
{
throw new ArgumentNullException(nameof(AppKey), "没有可用密钥");
}
if (_Client == null)
{
_Client = new WebClientX {
Log = Log
}
}
;
if (url.Contains("?"))
{
url += "&";
}
else
{
url += "?";
}
url += KeyName + "=" + key;
LastUrl = url;
LastString = null;
LastKey = key;
var rs = await _Client.DownloadStringAsync(url).ConfigureAwait(false);
//// 删除无效密钥
//if (IsValidKey(rs)) RemoveKey(key);
return(LastString = rs);
}
