/// <summary>Given an instance of SimpleFSDirectory.SimpleFSIndexInput, this method returns
/// true if the underlying file descriptor is valid, and false otherwise.
/// This can be used to determine if the OS file has been closed.
/// The descriptor becomes invalid when the non-clone instance of the
/// SimpleFSIndexInput that owns this descriptor is closed. However, the
/// descriptor may possibly become invalid in other ways as well.
/// </summary>
public static bool IsSimpleFSIndexInputOpen(IndexInput is_Renamed)
{
if (IsSimpleFSIndexInput(is_Renamed))
{
SimpleFSIndexInput fis = (SimpleFSIndexInput)is_Renamed;
return(fis.IsFDValid());
}
else
{
return(false);
}
}
/// <summary>
/// Given an instance of <see cref="SimpleFSIndexInput"/>, this method returns
/// true if the underlying file descriptor is valid, and false otherwise.
/// this can be used to determine if the OS file has been closed.
/// The descriptor becomes invalid when the non-clone instance of the
/// <see cref="SimpleFSIndexInput"/> that owns this descriptor is disposed. However, the
/// descriptor may possibly become invalid in other ways as well.
/// </summary>
public static bool IsSimpleFSIndexInputOpen(IndexInput @is)
{
if (IsSimpleFSIndexInput(@is))
{
SimpleFSIndexInput fis = (SimpleFSIndexInput)@is;
return(fis.IsFDValid);
}
else
{
return(false);
}
}
