public static FileLeaseManager.LeaseOperationResult GetLeaseOperation(FileLeaseManager.LeaseOperationRequest request)
{
FileLeaseManager.LeaseOperationResult result;
using (FileStream fileStream = new FileStream(request.LeasePath, FileMode.OpenOrCreate, FileAccess.Read, FileShare.None))
{
byte[] array = new byte[fileStream.Length];
int count = fileStream.Read(array, 0, array.Length);
string @string = Encoding.ASCII.GetString(array, 0, count);
result = new FileLeaseManager.LeaseOperationResult(LeaseToken.Parse(@string));
}
return(result);
}
private FileLeaseManager.LeaseOperationResult SetLeaseOperation(FileLeaseManager.LeaseOperationRequest request)
{
string path = this.useBackupLeaseLocation ? this.backupLeaseFilePath : this.primaryLeaseFilePath;
FileLeaseManager.LeaseOperationResult result;
using (FileStream fileStream = new FileStream(path, FileMode.Create, FileAccess.Write, FileShare.None))
{
byte[] bytes = Encoding.ASCII.GetBytes(request.Token.StringForm);
fileStream.Write(bytes, 0, bytes.Length);
fileStream.Flush();
result = new FileLeaseManager.LeaseOperationResult();
}
return(result);
}
public static FileLeaseManager.LeaseOperationResult TryRunLeaseOperation(FileLeaseManager.LeaseOperation leaseOperation, FileLeaseManager.LeaseOperationRequest request)
{
Exception e = null;
for (int i = 0; i < 10; i++)
{
e = null;
if (i > 0)
{
Thread.Sleep(50);
}
try
{
return(leaseOperation(request));
}
catch (FileNotFoundException ex)
{
e = ex;
}
catch (DirectoryNotFoundException ex2)
{
e = ex2;
}
catch (IOException ex3)
{
e = ex3;
}
catch (UnauthorizedAccessException ex4)
{
e = ex4;
}
}
return(new FileLeaseManager.LeaseOperationResult(e));
}