assertNull(unwrapped);
        }

        @Test
        void unwrapDOSFilter_returnsNull_whenWrapperButNotDosFilter() throws Exception {
            // Wrapper but not wrapping a DosFileFilter
            SmbFileFilter nonDosFilter = mock(SmbFileFilter.class);
            Object wrapper = newPrivateInner("ResourceFilterWrapper", new Class<?>[] { SmbFileFilter.class }, nonDosFilter);

		}
	}
	if s.Err() != nil {
		t.Fatal("after scan:", s.Err())
	}
}

// negativeEOFReader returns an invalid -1 at the end, as though it
// were wrapping the read system call.
type negativeEOFReader int

func (r *negativeEOFReader) Read(p []byte) (int, error) {
	if *r > 0 {
		c := int(*r)
		if c > len(p) {
			c = len(p)
		}
		for i := 0; i < c; i++ {

- **Assertion-based validation** - All methods validate inputs using `AssertionUtil.assertArgumentNotNull()` and `AssertionUtil.assertArgumentNotEmpty()`
- **Exception wrapping** - Checked exceptions are consistently wrapped in runtime exceptions (e.g., `ClassNotFoundException` → `ClassNotFoundRuntimeException`)

   * if the processor stops processing early.
   *
   * <p><b>Users who can use {@code Stream}:</b> If your input is a {@link Reader}, consider
   * wrapping it with a {@link BufferedReader} and operating on the {@link java.util.stream.Stream}
   * of lines returned by {@link BufferedReader#lines()}.
   *
   * @throws IOException if an I/O error occurs
   * @since 14.0
   */

        }
        return this.handle.acquire();
    }

    /**
     * Converts an SmbException to an IOException
     *
     * @param se the SmbException to convert
     * @return an IOException wrapping the SmbException
     */
    protected static IOException seToIoe(final SmbException se) {
        IOException ioe = se;
        Throwable root = se.getCause();
        if (root instanceof TransportException) {

	return &LimitWriter{w, skipBytes, limit}
}

type nopCloser struct {
	io.Writer
}

func (nopCloser) Close() error { return nil }

// NopCloser returns a WriteCloser with a no-op Close method wrapping
// the provided Writer w.
func NopCloser(w io.Writer) io.WriteCloser {
	return nopCloser{w}
}

// SkipReader skips a given number of bytes and then returns all
// remaining data.
type SkipReader struct {

        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);

        // Use doThrow for unchecked exception wrapping the CIFSException
        doThrow(new RuntimeException(new CIFSException("session fail"))).when(tree).getSession();

        Exception ex = assertThrows(Exception.class, handle::getSessionKey);
        assertTrue(

        }

        throw uhe != null ? uhe : new UnknownHostException("invalid name");
    }
     */

    Object addr;
    String calledName;

    /**
     * Create a <code>UniAddress</code> by wrapping an {@code InetAddress} or
     * <code>NbtAddress</code>.
     *
     * @param addr the address to wrap
     */

    public UniAddress(final Object addr) {
        if (addr == null) {

	// However, if the os.Stderr (or os.Stdout) file descriptors are
	// passed on, the hanging adb subprocess will hold them open and
	// go test will hang forever.
	//
	// Avoid that by wrapping stderr, breaking the short circuit and
	// forcing cmd.Run to use another pipe and goroutine to pass
	// along stderr from adb.
	cmd.Stderr = struct{ io.Writer }{os.Stderr}
	err := cmd.Run()

   * invokeAll}, and {@code invokeAny} methods, so any special handling of tasks must be implemented
   * in the delegate's {@code execute} method or by wrapping the returned {@code
   * ListeningExecutorService}.
   *
   * <p>If the delegate executor was already an instance of {@code ListeningExecutorService}, it is