/** The key of the message: {item} may not be null. */
    public static final String CONSTRAINTS_NotNull_MESSAGE = "{constraints.NotNull.message}";

    /** The key of the message: {item} must be null. */
    public static final String CONSTRAINTS_Null_MESSAGE = "{constraints.Null.message}";

    /** The key of the message: {item} must be in the past. */

                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsFailedToUploadKuromojiFile(GLOBAL),
                        () -> redirectWith(getClass(), moreUrl("uploadpage/" + form.dictId)));
            }
            saveInfo(messages -> messages.addSuccessUploadKuromojiFile(GLOBAL));

                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsFailedToUploadStemmeroverrideFile(GLOBAL),
                        () -> redirectWith(getClass(), moreUrl("uploadpage/" + form.dictId)));
            }
            saveInfo(messages -> messages.addSuccessUploadStemmeroverrideFile(GLOBAL));

        validate(form, messages -> {}, this::asEditHtml);
        verifyToken(this::asEditHtml);
        createProtwordsItem(form, this::asEditHtml).ifPresent(entity -> {
            protwordsService.store(form.dictId, entity);
            saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));

        body.dictId = dictId;
        validateApi(body, messages -> {});
        body.crudMode = CrudMode.CREATE;
        final ProtwordsItem entity = createProtwordsItem(this, body, () -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));

                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

        assertEquals(4, problems.messages.size());
        assertContains(problems.messages.get(0), "'mirrors.mirror.id' must not be 'local'");
        assertContains(problems.messages.get(1), "'mirrors.mirror.url' for local is missing");
        assertContains(problems.messages.get(2), "'mirrors.mirror.mirrorOf' for local is missing");

                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }
        }).orElse(() -> {
            throwValidationError(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL), this::asEditHtml);
        });
        return redirect(getClass());
    }

    @Execute

            throwValidationErrorApi(messages -> {
                messages.addErrorsCrudFailedToCreateInstance(GLOBAL);
            });
            return null;
        });
        try {
            roleService.store(entity);
        } catch (final Exception e) {
            logger.warn("Failed to process a request.", e);

                logger.warn("Failed to process a request.", e);
                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });