public class TextExtractorTest extends PlainTestCase {
    private static final Logger logger = LoggerFactory.getLogger(TextExtractorTest.class);

    public TextExtractor textExtractor;

    @Override
    protected void setUp() throws Exception {
        super.setUp();
        StandardCrawlerContainer container = new StandardCrawlerContainer().singleton("textExtractor", TextExtractor.class);
        textExtractor = container.getComponent("textExtractor");

  static native String emptyToNull(@Nullable String string) /*-{
    return string || null;
  }-*/;

  static CommonPattern compilePattern(String pattern) {
    throw new UnsupportedOperationException();
  }

  static boolean patternCompilerIsPcreLike() {
    throw new UnsupportedOperationException();
  }

  private Platform() {}

    public static FileOutputStream create(final File file) {
        assertArgumentNotNull("file", file);

        try {
            return new FileOutputStream(file);
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * {@link OutputStream}をflushします。
     *
     * @param out
     *            出力ストリーム
     */
    public static void flush(final OutputStream out) {

    public static ZipEntry getNextEntry(final ZipInputStream zis) {
        assertArgumentNotNull("zis", zis);

        try {
            return zis.getNextEntry();
        } catch (final IOException e) {
            throw new IORuntimeException(e);
        }
    }

    /**
     * {@link ZipInputStream#reset()}の例外処理をラップするメソッドです。
     *
     * @param zis
     *            {@link ZipInputStream}。{@literal null}であってはいけません

        } catch (final IOException e) {
            throw new SuggesterException(e);
        }

        if (contentsReadingConverter == null) {
            contentsReadingConverter = SuggestUtil.createDefaultContentsReadingConverter(client, settings);
        }
        try {
            contentsReadingConverter.init();
        } catch (final IOException e) {
            throw new SuggesterException(e);
        }

      afterRanInterruptiblySuccess(uncheckedCastNullableTToT(result));
    } else {
      afterRanInterruptiblyFailure(error);
    }
  }

  abstract boolean isDone();

  abstract T runInterruptibly() throws Exception;

  abstract void afterRanInterruptiblySuccess(T result);

  abstract void afterRanInterruptiblyFailure(Throwable error);

  final void interruptTask() {}

  abstract String toPendingString();

                    } catch (final IOException e) {
                        throw new IORuntimeException(e);
                    }
                    logFileItems.add(map);
                });
            } catch (final Exception e) {
                throw new FessSystemException("Failed to access log files.", e);
            }
        }
        return logFileItems;
    }

 * support filtering by all attributes (e.g. even though ATTR_DIRECTORY was
 * specified the server may still return objects that are not directories).
 */
    public boolean accept( SmbFile file ) throws SmbException {
        return (file.getAttributes() & attributes) != 0;
    }

     *
     * @param from    the requiring model
     * @param groupId    the groupId
     * @param artifactId the artifactId
     * @return the model, otherwise {@code null}
     * @throws IllegalStateException if multiple versions of the same GA are part of the reactor
     */
    Model getRawModel(Path from, String groupId, String artifactId);

    /**
     * Locate the POM file inside the given directory.

    private RepositorySystem repositorySystem;

    @BeforeEach
    void setUp() {
        repositorySystem = new TestRepositorySystem();
    }

    @Test
    void testCacheKey() throws Exception {
        Artifact a1 = repositorySystem.createArtifact("testGroup", "testArtifact", "1.2.3", "jar");
        @SuppressWarnings("deprecation")