System.IO.NetFxToWinRtStreamAdapter.Seek C# (CSharp) Méthode

        public void Seek(UInt64 position)
        {
            if (position > Int64.MaxValue)
            {
                ArgumentException ex = new ArgumentException(SR.IO_CannotSeekBeyondInt64MaxValue);
                ex.SetErrorCode(HResults.E_INVALIDARG);
                throw ex;
            }

            // Commented due to a reported CCRewrite bug. Should uncomment when fixed:
            //Contract.EndContractBlock();

            Stream str = EnsureNotDisposed();
            Int64 pos = unchecked((Int64)position);

            Debug.Assert(str != null);
            Debug.Assert(str.CanSeek, "The underlying str is expected to support Seek, but it does not.");
            Debug.Assert(0 <= pos, "Unexpected pos=" + pos + ".");

            str.Seek(pos, SeekOrigin.Begin);
        }