/// <summary>
/// GET方式请求URL，并返回T类型
/// </summary>
/// <typeparam name="T">接收JSON的数据类型</typeparam>
/// <param name="url"></param>
/// <param name="encoding"></param>
/// <param name="maxJsonLength">允许最大JSON长度</param>
/// <returns></returns>
public static T GetJson <T>(string url, Encoding encoding = null, int?maxJsonLength = null)
{
string returnText = RequestUtility.HttpGet(url, encoding);
WishTrace.SendApiLog(url, returnText);
JavaScriptSerializer js = new JavaScriptSerializer();
if (maxJsonLength.HasValue)
{
js.MaxJsonLength = maxJsonLength.Value;
}
//if (returnText.Contains("errcode"))
//当错误代码不为0时，发生错误
if (System.Text.RegularExpressions.Regex.IsMatch(returnText, @"(?isx)[\x22\x27]code[\x22\x27][\s\r\n]*\:[\s\r\n]*[1-9]+"))
{
//可能发生错误
WishJsonResult errorResult = js.Deserialize <WishJsonResult>(returnText);
if (errorResult.code != (int)ReturnCode.Success)
{
//发生错误
throw new ErrorJsonResultException(
string.Format("请求发生错误！错误代码：{0}，说明：{1}",
(int)errorResult.code, errorResult.message), null, errorResult, url);
}
}
T result = js.Deserialize <T>(returnText);
return(result);
}
public WishException(string message, Exception exception, bool logged = false)
: base(message, exception)
{
if (!logged)
{
WishTrace.WishExceptionLog(this);
}
}
/// <summary>
/// ErrorJsonResultException
/// </summary>
/// <param name="message">异常消息</param>
/// <param name="inner">内部异常</param>
/// <param name="jsonResult">WxJsonResult</param>
/// <param name="url">API地址</param>
public ErrorJsonResultException(string message, Exception inner, WishJsonResult jsonResult, string url = null)
: base(message, inner, true)
{
JsonResult = jsonResult;
Url = url;
WishTrace.ErrorJsonResultExceptionLog(this);
}
/// <summary>
/// 发起Post请求
/// </summary>
/// <typeparam name="T">返回数据类型（Json对应的实体）</typeparam>
/// <param name="url">请求Url</param>
/// <param name="cookieContainer">CookieContainer，如果不需要则设为null</param>
/// <param name="fileStream">文件流</param>
/// <param name="encoding"></param>
/// <param name="cer">证书，如果不需要则保留null</param>
/// <param name="timeOut">代理请求超时时间（毫秒）</param>
/// <param name="checkValidationResult">验证服务器证书回调自动验证</param>
/// <returns></returns>
public static T PostGetJson <T>(string url, CookieContainer cookieContainer = null, Stream fileStream = null, Encoding encoding = null, X509Certificate cer = null, int timeOut = Config.TIME_OUT, bool checkValidationResult = false)
{
string returnText = RequestUtility.HttpPost(url, cookieContainer, fileStream, null, null, encoding, cer, timeOut, checkValidationResult);
WishTrace.SendApiLog(url, returnText);
var result = GetResult <T>(returnText);
return(result);
}
public override bool Lock(string resourceName, int retryCount, TimeSpan retryDelay)
{
int currentRetry = 0;
int maxRetryDelay = (int)retryDelay.TotalMilliseconds;
while (currentRetry++ < retryCount)
{
#region 尝试获得锁
var getLock = false;
try
{
lock (lookPoolLock)
{
if (LockPool.ContainsKey(resourceName))
{
getLock = false;//已被别人锁住，没有取得锁
}
else
{
LockPool.Add(resourceName, new object()); //创建锁
getLock = true; //取得锁
}
}
}
catch (Exception ex)
{
WishTrace.Log("本地同步锁发生异常：" + ex.Message);
getLock = false;
}
#endregion
if (getLock)
{
return(true);//取得锁
}
Thread.Sleep(_rnd.Next(maxRetryDelay));
}
return(false);
}
