//剪切
public List <string> MoveFile(string[] sourcePath, string dectPath)
{
TBufferedTransport tsport = null;
ThriftHadoopFileSystem.Client client = Connect(out tsport);
List <string> result = new List <string>();
if (client != null)
{
foreach (string itemSource in sourcePath)
{
Pathname pn = new Pathname()
{
pathname = itemSource
};
string fileName = itemSource.Substring(itemSource.LastIndexOf('/') + 1);
if (client.exists(pn))//如果存在才执行
{
bool thResult = client.rename(pn, new Pathname()
{
pathname = dectPath + "/" + fileName
});
if (!thResult)
{
result.Add(fileName);
}
}
}
tsport.Close();
}
return(result);
}
//重命名文件或文件夹
public bool ReName(string oldPath, string newPath)
{
TBufferedTransport tsport = null;
ThriftHadoopFileSystem.Client client = Connect(out tsport);
bool result = false;
if (client != null)
{
Pathname pn = new Pathname()
{
pathname = oldPath
};
if (client.exists(pn))//如果存在才执行
{
result = client.rename(pn, new Pathname()
{
pathname = newPath
});
}
tsport.Close();
}
return(result);
}
//文件状态
public FileStatus GetFileStatus(string path)
{
TBufferedTransport tsport = null;
ThriftHadoopFileSystem.Client client = Connect(out tsport);
FileStatus result = null; //new List<FileStatus>();
//客户端可连接 且目录存在
if (client != null && client.exists(new Pathname {
pathname = path
}))
{
result = client.stat(new Pathname()
{
pathname = path
});
tsport.Close();
}
return(result);
}
/// <summary>
/// 删除文件或文件夹
/// </summary>
/// <param name="path"></param>
/// <param name="recursive">是否删除子文件夹</param>
/// <returns></returns>
public bool Delete(string path, bool recursive)
{
TBufferedTransport tsport = null;
ThriftHadoopFileSystem.Client client = Connect(out tsport);
bool result = false;
if (client != null)
{
Pathname pn = new Pathname()
{
pathname = path
};
if (client.exists(pn))//如果不存在才执行
{
result = client.rm(pn, recursive);
}
tsport.Close();
}
return(result);
}
//新建文件夹
public bool MakeDir(string path)
{
TBufferedTransport tsport = null;
ThriftHadoopFileSystem.Client client = Connect(out tsport);
bool result = false;
if (client != null)
{
Pathname pn = new Pathname()
{
pathname = path
};
if (!client.exists(pn))//如果不存在才执行
{
result = client.mkdirs(pn);
}
tsport.Close();
}
return(result);
}
//批量上传
public void MutUpload(BackgroundWorker worker, List <string> localPath, string remoteRootPath, string localRootPath)
{
//相同操作
bool sameOp = false;
//是否覆盖
bool IsOver = false;
//准备创建连接
Thrift.Transport.TBufferedTransport btsport = null;
ThriftHadoopFileSystem.Client thriftClient = Connect(out btsport);
List <string> NoSuccessList = new List <string>();
List <string> skipList = new List <string>();
if (thriftClient != null)//连接成功
{
int totalCount = localPath.Count;
int currentCount = 0;
//开始上传
worker.ReportProgress(0, new ProgressState()
{
ListBoxMsg = "开始上传！", totalCount = totalCount, CurrentCount = 0
});
//循环
foreach (string localFilePath in localPath)
{
string fileName = Path.GetFileName(localFilePath);
if (!string.IsNullOrEmpty(localRootPath))//如果是文件夹，则包含原有路径
{
fileName = localFilePath.Replace(localRootPath, "");
}
string remoteFilePath = remoteRootPath + "/" + fileName;
currentCount++;
int pgPresent = (int)((double)currentCount / totalCount * 100);
//显示总进度
worker.ReportProgress(pgPresent, new ProgressState()
{
CurrentTitle = fileName, CurrentCount = currentCount
});
#region 是否存在
if (!sameOp)
{
bool exsitFile = thriftClient.exists(new Pathname()
{
pathname = remoteFilePath
});
if (exsitFile)
{
SureDialog myDialog = new SureDialog();
MyShowDialogResult myDR = new MyShowDialogResult();
myDialog.ShowDialog(fileName, myDR);
sameOp = myDR.IsCheck;
IsOver = myDR.Result;
if (!myDR.Result)
{
worker.ReportProgress(pgPresent, new ProgressState()
{
ListBoxMsg = fileName + " 跳过 "
});
skipList.Add(fileName);
continue;
}
}
}
else
{
bool exsitFile = thriftClient.exists(new Pathname()
{
pathname = remoteFilePath
});
if (exsitFile)
{
if (!IsOver)
{
worker.ReportProgress(pgPresent, new ProgressState()
{
ListBoxMsg = fileName + "跳过 "
});
skipList.Add(fileName);
continue;
}
}
}
#endregion
#region 单个文件
bool singleResult = false;
ThriftHandle th = null;
FileStream fs = null;
try
{
Pathname myNewFile = new Pathname()
{
pathname = remoteFilePath
};
//创建一个文件
th = thriftClient.createFile(myNewFile, 1, true, 1024 * 1024 * 10, ConfigHelper.HDFSREPLICATION, 1024 * 1024 * 512);
UTF8Encoding utf8 = new UTF8Encoding(false, true);
fs = new FileStream(localFilePath, FileMode.Open, FileAccess.Read);
byte[] fileBuffer = new byte[1024 * 1024 * 10]; // 每次传1MB
int bytesRead;
long bytesTotal = 0;
while ((bytesRead = fs.Read(fileBuffer, 0, fileBuffer.Length)) > 0)
{
bytesTotal += bytesRead;
byte[] realBuffer = new byte[bytesRead];
Array.Copy(fileBuffer, realBuffer, bytesRead);
//将utf8转为可存储编码
realBuffer = Encoding.Convert(Encoding.GetEncoding("iso-8859-1"), utf8, realBuffer);
//发送
thriftClient.write(th, realBuffer);
//清仓缓存
Array.Clear(fileBuffer, 0, fileBuffer.Length);
realBuffer = null;
//显示单个上传进度
int mypresent = (int)((double)bytesTotal / fs.Length * 100);
worker.ReportProgress(pgPresent, new ProgressState()
{
CurrentTitle = mypresent + "% " + fileName
});
}
singleResult = true;
}
catch (Exception ee)
{
//显示上传错误
worker.ReportProgress(pgPresent, new ProgressState()
{
ListBoxMsg = ee.Message
});
}
finally
{
if (th != null)
{
thriftClient.close(th);
}
if (fs != null)
{
fs.Close();
}
}
#endregion
//显示单个上传结果
string msg = string.Format("{0} 上传{1}", fileName, singleResult ? "成功" : "失败");
worker.ReportProgress(pgPresent, new ProgressState()
{
ListBoxMsg = msg
});
if (!singleResult)
{
NoSuccessList.Add(fileName);
}
}
}
//释放连接
if (btsport != null)
{
btsport.Close();
}
//输出没有上传成功的
if (NoSuccessList.Count > 0)
{
try
{
File.WriteAllText("c:/UploadNoSuccess.txt", string.Join("\r\n", NoSuccessList.ToArray()));
worker.ReportProgress(100, new ProgressState()
{
ListBoxMsg = NoSuccessList.Count + "个上传错误！请查看c:/UploadNoSuccess.txt"
});
}
catch (Exception ee)
{
worker.ReportProgress(100, new ProgressState()
{
ListBoxMsg = ee.Message
});
}
}
//输出跳过的
if (skipList.Count > 0)
{
try
{
File.WriteAllText("c:/UploadSkip.txt", string.Join("\r\n", skipList.ToArray()));
worker.ReportProgress(100, new ProgressState()
{
ListBoxMsg = "跳过" + skipList.Count + "个文件！请查看c:/UploadSkip.txt"
});
}
catch (Exception ee)
{
worker.ReportProgress(100, new ProgressState()
{
ListBoxMsg = ee.Message
});
}
}
}
