/**
* 分块上传例子
* **/
private static bool uploadPart()
{
string path = @"you file path";//上传文件路径,例如E:\tool\aa.rar
InitiateMultipartUploadResult result = multipartUp();
FileInfo file = new FileInfo(path);
int part = 5 * 1024 * 1024;
int numBytesToRead = (int)file.Length;
int i = 0;
XElement root = new XElement("CompleteMultipartUpload");//初始化一个xml，以备分块上传完成后调用complete方法提交本次上传的文件以通知服务端合并分块
//开始读取文件
using (FileStream fs = new FileStream(path, FileMode.Open))
{
while (numBytesToRead > 0)
{
UploadPartRequest request = new UploadPartRequest(
result.getBucket(), result.getKey(), result.getUploadId(),
i + 1);
//每次读取5M文件内容，如果最后一次内容不及5M则按实际大小取值
int count = Convert.ToInt32((i * part + part) > file.Length ? file.Length - i * part : part);
byte[] data = new byte[count];
int n = fs.Read(data, 0, count);
request.setInputStream(new MemoryStream(data));
ProgressListener sampleListener = new SampleListener(count); //实例一个更新进度的监听类，实际使用中可自己定义实现
request.setProgressListener(sampleListener);
PartETag tag = ks3Client.uploadPart(request); //上传本次分块内容
Console.WriteLine(tag.ToString());
if (n == 0)
{
break;
}
numBytesToRead -= n;
XElement partE = new XElement("Part");
partE.Add(new XElement("PartNumber", i + 1));
partE.Add(new XElement("ETag", tag.geteTag()));
root.Add(partE);
i++;
}
}
//所有分块上传完成后发起complete request，通知服务端合并分块
CompleteMultipartUploadRequest completeRequest = new CompleteMultipartUploadRequest(result.getBucket(), result.getKey(), result.getUploadId());
completeRequest.setContent(new MemoryStream(System.Text.Encoding.Default.GetBytes(root.ToString())));
CompleteMultipartUploadResult completeResult = ks3Client.completeMultipartUpload(completeRequest);
return(true);
}