public boolean hasNext() {
            return entryIterator.hasNext();
          }

          @Override
          public K next() {
            Entry<K, V> entry = entryIterator.next(); // store local reference for thread-safety
            cacheEntry = entry;
            return entry.getKey();
          }
        };
      }

      @Override
      public int size() {

     */
    public ExecJob timeout(final int timeout) {
        this.timeout = timeout;
        return this;
    }

    /**
     * Sets whether to use local Fesen instance.
     *
     * @param useLocalFesen true to use local Fesen, false otherwise
     * @return this ExecJob instance for method chaining
     */
    public ExecJob useLocalFesen(final boolean useLocalFesen) {

     *                           are needed, for instance the following code will work
     *                           <code>artifactFactory.createProjectArtifact( "org.apache.maven", "maven", "" )</code>
     * @param localRepository    local repository
     * @param remoteRepositories remote repositories, {@link List} $lt; {@link ArtifactRepository} &gt;
     * @return {@link List} $lt; {@link ArtifactVersion} &gt;
     * @throws ArtifactMetadataRetrievalException

                throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)));
            }
            return entity;
        }).orElseGet(() -> {
            throwValidationErrorApi(messages -> messages.addErrorsCrudFailedToCreateInstance(GLOBAL));
            return null;
        });

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

     * Returns {@link DecimalFormatSymbols}.
     *
     * @param locale
     *            The locale. Must not be {@literal null}.
     * @return {@link DecimalFormatSymbols}
     */
    public static DecimalFormatSymbols getDecimalFormatSymbols(final Locale locale) {
        assertArgumentNotNull("locale", locale);

        DecimalFormatSymbols symbols = CACHE.get(locale);
        if (symbols == null) {

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

                    throwValidationError(messages -> messages.addErrorsPluginFileIsNotFound(GLOBAL, form.id), this::asListHtml);
                }
                if (!form.jarFile.getFileName().endsWith(".jar")) {
                    throwValidationError(messages -> messages.addErrorsFileIsNotSupported(GLOBAL, form.jarFile.getFileName()),
                            this::asListHtml);
                }

                logger.debug("Invalid offset: {}", form.offset, e);
            }
            throwValidationError(messages -> messages.addErrorsResultSizeExceeded(GLOBAL), this::asListHtml);
        }

        throwValidationError(messages -> messages.addErrorsInvalidQueryUnknown(GLOBAL), this::asListHtml);
        return null; // ignore
    }

    /**
     * Executes a search based on the provided search criteria.
     *

                fileConfigService.store(entity);
                saveInfo(messages -> messages.addSuccessCrudCreateCrudTable(GLOBAL));
            } catch (final Exception e) {
                logger.warn("Failed to process a request.", e);
                throwValidationError(messages -> messages.addErrorsCrudFailedToCreateCrudTable(GLOBAL, buildThrowableMessage(e)),
                        this::asEditHtml);
            }
        }).orElse(() -> {