final UserPrincipal principal = acl.principal();
                        if (logger.isDebugEnabled()) {
                            logger.debug("Principal: [{}] {}", principal.getClass().getName(), principal);
                        }
                        if (principal instanceof final GroupPrincipal groupPrincipal) {

                        () -> redirectWith(getClass(), moreUrl("uploadpage/" + form.dictId)));
            }
            saveInfo(messages -> messages.addSuccessUploadKuromojiFile(GLOBAL));
            return redirectWith(getClass(), moreUrl("list/1").params("dictId", form.dictId));
        }).orElseGet(() -> {

            assertEquals(expectedMessage, e.getMessage());
            assertNull(e.getCause());
        } catch (Exception e) {
            fail("Should have caught ThemeException, but caught: " + e.getClass());
        }
    }

    public void test_throwAndCatchWithCause() {
        // Test throwing and catching exception with cause
        String expectedMessage = "Theme validation failed";

            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudCouldNotFindCrudTable(GLOBAL, id), this::asListHtml);
        });
        return redirect(getClass());
    }

    // -----------------------------------------------------
    //                                         Actually Crud
    //                                         -------------
    /**

        assertArgumentNotNull("array", array);

        final int length = array.length;
        @SuppressWarnings("unchecked")
        final T[] newArray = (T[]) Array.newInstance(array.getClass().getComponentType(), length + 1);
        System.arraycopy(array, 0, newArray, 0, length);
        newArray[length] = obj;
        return newArray;
    }

    /**

public class InputStreamUtilTest extends TestCase {

    /**
     * @throws Exception
     */
    public void testGetBytes() throws Exception {
        final InputStream is = ResourceUtil.getResourceAsStream(StringUtil.replace(getClass().getName(), ".", "/") + ".class");
        try {
            assertNotNull("1", InputStreamUtil.getBytes(is));
        } finally {
            is.close();
        }
    }

            searchLogService.deleteSearchLog(e);
            saveInfo(messages -> messages.addSuccessCrudDeleteCrudTable(GLOBAL));
        });
        return redirect(getClass());
    }

    /**
     * Deletes all search log entries.
     *
     * @return HTML response redirecting to the list page after deletion
     */
    @Execute
    @Secured({ ROLE })

                        () -> redirectWith(getClass(), moreUrl("uploadpage/" + form.dictId)));
            }
            saveInfo(messages -> messages.addSuccessUploadProtwordsFile(GLOBAL));
            return redirectWith(getClass(), moreUrl("list/1").params("dictId", form.dictId));
        }).orElseGet(() -> {

    }

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null || getClass() != obj.getClass()) {
            return false;
        }
        final StopwordsItem other = (StopwordsItem) obj;
        if (!input.equals(other.input)) {
            return false;
        }
        return true;

    @Override
    public boolean equals(final Object obj) {
        if (this == obj) {
            return true;
        }
        if (obj == null) {
            return false;
        }
        if (getClass() != obj.getClass()) {
            return false;
        }
        @SuppressWarnings("unchecked")
        final Pair<T1, T2> other = (Pair<T1, T2>) obj;
        if (first == null) {
            if (other.first != null) {