43             get { 
throw new NotSupportedException(); }
    44             set { 
throw new NotSupportedException(); }
    47         public override int Read(
byte[] buffer, 
int offset, 
int count)
    49             throw new NotSupportedException();
    52         public override long Seek(
long offset, SeekOrigin origin)
    54             throw new NotSupportedException();
    59             throw new NotSupportedException();
 
override long Seek(long offset, SeekOrigin origin)
 
override void SetLength(long value)
 
override int Read(byte[] buffer, int offset, int count)