private async void HDFSFileGridView_SelectionChanged(object sender, Telerik.UI.Xaml.Controls.Grid.DataGridSelectionChangedEventArgs e)
{
if (e.AddedItems.Count() == 0)
{
return;
}
var list = new List <ServerLocatedBlocks>();
var item = e.AddedItems.First() as PresentData;
var fileItem = item.OriginFile;
if ((await fileItem.Status).type == "FILE")
{
BlockList = (await fileItem.GetBlocksAsync()).locatedBlocks;
foreach (var block in BlockList)
{
foreach (var location in block.locations)
{
var serverIndex = list.FindIndex(p => p.HostName == location.hostName);
if (serverIndex == -1)
{
list.Add(new ServerLocatedBlocks
{
HostName = location.hostName,
LocatedBlockList = new List <LocatedBlock>()
{
block
}
});
}
else
{
list[serverIndex].LocatedBlockList.Add(block);
}
}
}
LocatedBlockList = list;
}
else
{
CurrentFolder = fileItem;
FileList = await fileItem.SubFile;
var pList = new List <PresentData>();
foreach (var file in FileList)
{
var presentFile = new PresentData();
await presentFile.InitAsync(file);
pList.Add(presentFile);
}
PresentList = pList;
}
}
public async void GetRootFolderAsync()
{
CurrentFolder = new HDFSFile()
{
ServerHost = CurrentServer.MasterNode.Host,
Path = ""
};
FileList = await CurrentFolder.SubFile;
var pList = new List <PresentData>();
foreach (var file in FileList)
{
var presentFile = new PresentData();
await presentFile.InitAsync(file);
pList.Add(presentFile);
}
PresentList = pList;
}
private async Task UpdateFolderFromAddressAsync()
{
var Folder = new HDFSFile()
{
ServerHost = CurrentServer.MasterNode.Host,
Path = FolderPathTextBox.Text
};
if (await Folder.SubFile != null)
{
FileList = await Folder.SubFile;
var pList = new List <PresentData>();
foreach (var file in FileList)
{
var presentFile = new PresentData();
await presentFile.InitAsync(file);
pList.Add(presentFile);
}
PresentList = pList;
}
}