public WebCallRequest(string taskID,
string transferEncoding,
WebData webData,
bool first,
bool complete)
{
this.TaskID = taskID;
this.TransferEncoding = transferEncoding;
this.WebData = webData;
this.First = first;
this.Complete = complete;
}
// 追加数据
WebDataWrapper AddWrapper(string taskID, WebData data)
{
lock (_syncRoot)
{
WebDataWrapper wrapper = null;
if (_webData_table.ContainsKey(taskID) == false)
{
wrapper = new WebDataWrapper();
_webData_table[taskID] = wrapper;
}
else
{
wrapper = (WebDataWrapper)_webData_table[taskID];
}
wrapper.Append(data);
return(wrapper);
}
}
// 追加数据
public void AddData(string taskID, WebData data)
{
AddWrapper(taskID, data);
}
// 追加数据
public WebData AddData(string taskID, WebData data)
{
WebDataWrapper wrapper = AddWrapper(taskID, data);
return(wrapper.WebData);
}
// 将 data 的数据追加到本对象
public void Append(WebData data)
{
this.Touch(); // 激活一下最近时间
if (this.WebData == null)
{
this.WebData = new WebData();
}
if (data.Headers != null)
{
if (this.WebData.Headers == null)
{
this.WebData.Headers = data.Headers;
}
else
{
this.WebData.Headers += data.Headers;
}
}
#if NO
if (data.Content != null)
{
if (this.WebData.Content == null)
{
#if VERIFY_CHUNK
if (data.Offset != 0)
{
throw new Exception("第一个 chunk 其 Offset 应该为 0");
}
#endif
this.WebData.Content = data.Content;
}
else
{
#if VERIFY_CHUNK
if (exist.WebData.Content.Length != data.Offset)
{
throw new Exception("累积 Content 的长度 " + exist.WebData.Content.Length + " 和当前 chunk 的 offset " + data.Offset.ToString() + " 不一致");
}
#endif
this.WebData.Content = ByteArray.Add(this.WebData.Content, data.Content);
}
}
#endif
if (data.Content != null)
{
if (this.Content == null)
{
this.Content = new List <byte>(4096);
}
this.Content.AddRange(data.Content);
}
if (data.Text != null)
{
#if NO
if (exist.WebData.Text == null)
{
exist.WebData.Text = data.Text;
}
else
{
exist.WebData.Text += data.Text;
}
#endif
if (this.Text == null)
{
this.Text = new StringBuilder();
}
this.Text.Append(data.Text);
}
}
/*
* 2016/11/9 1:20:05 1(测试): System.AggregateException: 发生一个或多个错误。 ---> System.AggregateException: 发生一个或多个错误。 ---> System.NullReferenceException: 未将对象引用设置到对象的实例。
* 在 DigitalPlatform.ByteArray.Remove(Byte[]& source, Int32 length)
* 在 DigitalPlatform.Message.WebDataSplitter.<GetEnumerator>d__0.MoveNext()
* 在 DigitalPlatform.MessageClient.MessageConnection.<WebCallAsyncLite>d__59.MoveNext()
* --- 内部异常堆栈跟踪的结尾 ---
* 在 System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
* 在 DigitalPlatform.MessageClient.MessageConnection.<>c__DisplayClass51.<WebCallTaskAsync>b__50()
* 在 System.Threading.Tasks.Task`1.InnerInvoke()
* 在 System.Threading.Tasks.Task.Execute()
* --- 内部异常堆栈跟踪的结尾 ---
* 在 System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
* 在 dp2Router.ServerInfo.WebCall(HttpRequest request, String transferEncoding)
* ---> (内部异常 #0) System.AggregateException: 发生一个或多个错误。 ---> System.NullReferenceException: 未将对象引用设置到对象的实例。
* 在 DigitalPlatform.ByteArray.Remove(Byte[]& source, Int32 length)
* 在 DigitalPlatform.Message.WebDataSplitter.<GetEnumerator>d__0.MoveNext()
* 在 DigitalPlatform.MessageClient.MessageConnection.<WebCallAsyncLite>d__59.MoveNext()
* --- 内部异常堆栈跟踪的结尾 ---
* 在 System.Threading.Tasks.Task`1.GetResultCore(Boolean waitCompletionNotification)
* 在 DigitalPlatform.MessageClient.MessageConnection.<>c__DisplayClass51.<WebCallTaskAsync>b__50()
* 在 System.Threading.Tasks.Task`1.InnerInvoke()
* 在 System.Threading.Tasks.Task.Execute()
* ---> (内部异常 #0) System.NullReferenceException: 未将对象引用设置到对象的实例。
* 在 DigitalPlatform.ByteArray.Remove(Byte[]& source, Int32 length)
* 在 DigitalPlatform.Message.WebDataSplitter.<GetEnumerator>d__0.MoveNext()
* 在 DigitalPlatform.MessageClient.MessageConnection.<WebCallAsyncLite>d__59.MoveNext()<---
* <---
* 2016/11/10 增强了 content == null 情况
* */
public IEnumerator GetEnumerator()
{
if (this.ChunkSize == 0)
{
throw new Exception("尚未设置 ChunkSize");
}
if (this.WebData == null)
{
throw new Exception("尚未设置 WebData");
}
if (MessageUtil.IsTextEncoding(TransferEncoding) == true || TransferEncoding == "base64")
{
StringBuilder content = new StringBuilder(this.WebData.Text);
for (int i = 0; ; i++)
{
WebData current = new WebData();
if (i == 0)
{
current.Headers = this.WebData.Headers;
if (this.WebData.Headers.Length < this.ChunkSize)
{
current.Text = RemoveFrom(content, this.ChunkSize - this.WebData.Headers.Length);
}
}
else
{
current.Headers = null;
current.Text = RemoveFrom(content, this.ChunkSize);
}
_lastOne = content.Length == 0;
yield return(current);
if (content.Length == 0)
{
yield break;
}
_firstOne = false;
}
}
else if (TransferEncoding == "content")
{
byte[] content = this.WebData.Content;
#if VERIFY_CHUNK
int content_send = 0;
#endif
for (int i = 0; ; i++)
{
WebData current = new WebData();
if (i == 0)
{
current.Headers = this.WebData.Headers;
if (this.WebData.Headers.Length < this.ChunkSize)
{
current.Content = content == null ? null : ByteArray.Remove(ref content, this.ChunkSize - this.WebData.Headers.Length);
}
}
else
{
current.Headers = null;
current.Content = content == null ? null : ByteArray.Remove(ref content, this.ChunkSize);
}
#if VERIFY_CHUNK
current.Offset = content_send;
//
content_send += current.Content.Length;
#endif
_lastOne = (content == null ? 0 : content.Length) == 0;
yield return(current);
if (content == null || content.Length == 0)
{
yield break;
}
_firstOne = false;
}
}
else
{
throw new Exception("无法识别的 TransferEncoding '" + this.TransferEncoding + "'");
}
}
