[英]memorystream contains bad xml markup when read
我的问题是什么? 当我将流写回Web时,打开文件,其中包含一些内容,但全部格式错误,有些丢失。
我是否由于逻辑错误而丢失数据?
注意:下面的readstream和writestream模拟了将要填充的服务。我将收到要从该服务读取的流。 我需要将该流写回去。
MemoryStream writeStream = new MemoryStream();
byte[] buffer = new byte[256];
OrderDocument doc = new OrderDocument();
doc.Format = "xml";
doc.DocumentId = "5555555";
doc.Aid = "ZZ";
doc.PrimaryServerPort = "PORT";
MemoryStream readStream = new MemoryStream(doc.GetDocument());
while (readStream != null && readStream.Read(buffer, 0, buffer.Length) > 0)
{
writeStream.Write(buffer, 0, buffer.Length);
}
writeStream.Flush();
writeStream.Position = 0;
Response.Buffer = true;
Response.Clear();
Response.ClearContent();
Response.ClearHeaders();
Response.ContentType = "text/xml";
Response.ClearHeaders();
Response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}.xml", doc.DocumentId));
Response.AddHeader("Content-Length", writeStream.Length.ToString());
Response.BinaryWrite(writeStream.ToArray());
Response.End();
我是否由于逻辑错误而丢失数据?
可能是的,您可以尝试简化代码。 我真的没有看到这里需要多个内存流:
OrderDocument doc = new OrderDocument();
doc.Format = "xml";
doc.DocumentId = "5555555";
doc.Aid = "ZZ";
doc.PrimaryServerPort = "PORT";
byte[] buffer = doc.GetDocument();
Response.Buffer = true;
Response.Clear();
Response.ClearHeaders();
Response.ContentType = "text/xml";
Response.AddHeader("Content-Disposition", string.Format("attachment; filename={0}.xml", doc.DocumentId));
Response.OutputStream.Write(buffer, 0, buffer.Length);
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