*/
    public E getFirst() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getFirstEntry().element;
    }

    /**
     * Returns the last element.
     *
     * @return the last element
     */
    public E getLast() {
        if (isEmpty()) {
            throw new NoSuchElementException();
        }
        return getLastEntry().element;
    }

                    }
                }
                if (field == null) {
                    throw new NoSuchFieldException(fieldName);
                }
                field.setAccessible(true);
                field.set(this, value);
            } catch (Exception e) {
                throw new RuntimeException("Failed to set field " + fieldName, e);
            }
        }

     */

    @Override
    public void close() throws IOException {
        try {
            file.close();
            tmp = null;
        } catch (final SmbException se) {
            throw seToIoe(se);
        }
    }

    /**
     * Reads a byte of data from this input stream.
     *
     * @throws IOException if a network error occurs
     */

    @Override

    }

    public void test_provide_nullClassificationName() {
        // Test with null classification name
        try {
            provider.provide(null);
            fail("Should throw exception for null classification name");
        } catch (ProvidedClassificationNotFoundException e) {
            // expected
            assertTrue(e.getMessage().contains("Not found the classification: null"));

  }

  /** Proxy to throw a {@link RuntimeException} out of the {@link #get()} method. */
  public static class BadFuture extends SimpleForwardingListenableFuture<Integer> {
    protected BadFuture(ListenableFuture<Integer> delegate) {
      super(delegate);
    }

    @Override
    public Integer get() {
      throw new RuntimeException("Oops");
    }
  }

        assertArgumentNotNull("factory", factory);
        assertArgumentNotNull("schema", schema);

        try {
            return factory.newSchema(schema);
        } catch (final SAXException e) {
            throw new SAXRuntimeException(e);
        }
    }

    /**
     * Creates a {@link Schema} using the specified {@link SchemaFactory}.
     *
     * @param factory

  }

  /** Proxy to throw a {@link RuntimeException} out of the {@link #get()} method. */
  public static class BadFuture extends SimpleForwardingListenableFuture<Integer> {
    protected BadFuture(ListenableFuture<Integer> delegate) {
      super(delegate);
    }

    @Override
    public Integer get() {
      throw new RuntimeException("Oops");
    }
  }

        session.release();
        assertFalse(session.isInUse(), "Session should not be in use after all releases");

        // Test multiple releases (should not throw)
        assertThrows(RuntimeException.class, () -> session.release(), "Additional release should throw RuntimeCIFSException");
    }

    /**
     * Test tree creation and cleanup
     */
    @Test
    @Timeout(5)

    future.set(
        new Object() {
          @Override
          public String toString() {
            throw new OutOfMemoryError();
          }

          @Override
          public int hashCode() {
            throw new OutOfMemoryError();
          }
        });

    String unused = future.toString();

     */
    public EmptyIterator() {
    }

    @Override
    public void remove() {
        throw new ClUnsupportedOperationException("remove");
    }

    @Override
    public boolean hasNext() {
        return false;
    }

    @Override
    public T next() {
        throw new ClUnsupportedOperationException("next");
    }