/// <summary>
/// 开始请求
/// </summary>
/// <param name="state"></param>
private static void AsyncRequest(AsyncState state)
{
try
{
state.r.BeginGetRequestStream(new AsyncCallback(RequestCallBack), state);
}
catch
{
if (state.dele != null)
{
state.dele(null);
}
}
}
/// <summary>
/// 开始请求响应
/// </summary>
/// <param name="state"></param>
private static void AsyncResponse(AsyncState state)
{
try
{
state.r.BeginGetResponse(new AsyncCallback(ResponseCallBack), state);
}
catch
{
if (state.dele != null)
{
state.dele(null);
}
}
}
/// <summary>
/// Web请求异步回调函数
/// </summary>
/// <param name="r"></param>
private static void RequestCallBack(IAsyncResult r)
{
AsyncState state = r.AsyncState as AsyncState;
try
{
Stream s = state.r.EndGetRequestStream(r);
s.Write(state.data, 0, state.data.Length);
s.Close();
AsyncResponse(state);
}
catch
{
if (state.dele != null)
{
state.dele(null);
}
}
}
/// <summary>
/// Web响应异步回调函数
/// </summary>
/// <param name="r"></param>
private static void ResponseCallBack(IAsyncResult r)
{
Stream s = null;
AsyncState state = r.AsyncState as AsyncState;
try
{
s = (state.r.EndGetResponse(r) as HttpWebResponse).GetResponseStream();
}
catch { }
if (state.dele != null)
{
state.dele(s);
}
if (s == null)
{
return;
}
s.Close();
}
/// <summary>
/// 开始请求
/// </summary>
/// <param name="state"></param>
private static void AsyncRequest(AsyncState state)
{
try
{
state.r.BeginGetRequestStream(new AsyncCallback(RequestCallBack), state);
}
catch
{
if (state.dele != null)
state.dele(null);
}
}
/// <summary>
/// 开始请求响应
/// </summary>
/// <param name="state"></param>
private static void AsyncResponse(AsyncState state)
{
try
{
state.r.BeginGetResponse(new AsyncCallback(ResponseCallBack), state);
}
catch
{
if (state.dele != null)
state.dele(null);
}
}