POST /load/servlet/upload.do HTTP/1.1accept:text/*content-type:multipart/form-data; boundary=----------Ef1KM7GI3Ef1ei4Ij5ae0KM7cH2KM7user-agent:Shockwave Flashhost:192.168.1.237:8080content-length:555connection:Keep-Alivecache-control:no-cachecookie:theworld_client_delete=theworld_client_delete

------------Ef1KM7GI3Ef1ei4Ij5ae0KM7cH2KM7Content-Disposition: form-data; name="Filename"

鑺傜洰娓呭崟.txt------------Ef1KM7GI3Ef1ei4Ij5ae0KM7cH2KM7Content-Disposition: form-data; name="Filedata"; filename="鑺傜洰娓呭崟.txt"Content-Type: application/octet-stream

锘�2009-11-0605:30-05:59 1 鍔ㄧ敾涓栫晫06:00-06:29 1 浣撹偛鏂伴椈06:30-06:59 1 浜轰笌鑷劧07:00-07:30 1 鏂伴椈鑱旀挱------------Ef1KM7GI3Ef1ei4Ij5ae0KM7cH2KM7Content-Disposition: form-data; name="Upload"

Submit Query------------Ef1KM7GI3Ef1ei4Ij5ae0KM7cH2KM7--

说明：

1。multipart消息体各段均使用"\r\n"+"--"+boundary开始

2。multipart的http包体结束时，必须是"\r\n"+"--"+boundary+"--";

某些HTTP服务器要求是"\r\n"+"--"+boundary+"--\r\n"

像apache的HttpClient上传的文件，multipart的http包体结束时就是"\r\n"+"--"+boundary+"--\r\n"，

但flex组件上传文件的http包体结束时就不含有"\r\n"

3.content-length说明了http包体的大小