final List<String> commands =
                Arrays.asList("convert ${url} ${outputFile}", "echo Processing ${url} to ${outputFile}", "cp ${url} ${outputFile}");

        final String tempPath = "/tmp/test.tmp";
        final String outputPath = "/tmp/output.jpg";

        // Simulate the variable replacement logic from the source code
        final List<String> processedCommands = new ArrayList<>();

    }

    private static class TestHttpServletResponse implements HttpServletResponse {
        private int status = 200;
        private final Map<String, String> headers = new HashMap<>();
        private final StringWriter stringWriter = new StringWriter();
        private final PrintWriter writer = new PrintWriter(stringWriter);

        @Override
        public void setStatus(int sc) {
            this.status = sc;

      }
    }
  }

  // Use this carefully - it doesn't implement value semantics
  private static final class TemporaryPair<A extends @Nullable Object, B extends @Nullable Object> {
    @ParametricNullness final A a;
    @ParametricNullness final B b;

    TemporaryPair(@ParametricNullness A a, @ParametricNullness B b) {
      this.a = a;
      this.b = b;
    }
  }

  /**

   * the spliterator implementation.
   */
  // @IgnoreJRERequirement is not necessary because this compiles down to a constant.
  // (which is fortunate because Animal Sniffer doesn't look for @IgnoreJRERequirement on fields)
  static final int SPLITERATOR_CHARACTERISTICS =
      Spliterator.IMMUTABLE | Spliterator.NONNULL | Spliterator.ORDERED;

  ImmutableCollection() {}

            SuggestCreator.Options options = new SuggestCreator.Options();
            options.propertiesPath = tempPropFile.getAbsolutePath();

            // Setup minimal mock components
            setupMockComponents();

            Method processMethod = SuggestCreator.class.getDeclaredMethod("process", SuggestCreator.Options.class);
            processMethod.setAccessible(true);

            // Override to avoid database operations
            taskList.clear();
        }

        @Override
        protected String getImageFilename(final Map<String, Object> docMap) {
            // Override to avoid null pointer issues
            final String docid = (String) docMap.get("_id");
            if (docid == null) {
                return "default.jpg";
            }
            return getImageFilename(docid);

 * @since 10.0
 */
@GwtCompatible
public final class CacheBuilder<K, V> {
  private static final int DEFAULT_INITIAL_CAPACITY = 16;
  private static final int DEFAULT_CONCURRENCY_LEVEL = 4;

  @SuppressWarnings("GoodTime") // should be a Duration
  private static final int DEFAULT_EXPIRATION_NANOS = 0;

  @SuppressWarnings("GoodTime") // should be a Duration
  private static final int DEFAULT_REFRESH_NANOS = 0;

        final String message = "Query processing error";
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY);

        final NullPointerException npeCause = new NullPointerException("Null query parameter");
        final IllegalStateException iseCause = new IllegalStateException("Invalid parser state");

     */
    protected long deleteOldDocuments(final SearchEngineClient searchEngineClient, final DocList docList) {
        final FessConfig fessConfig = ComponentUtil.getFessConfig();

        final List<String> docIdList = new ArrayList<>();
        for (final Map<String, Object> inputDoc : docList) {
            final Object idValue = inputDoc.get(fessConfig.getIndexFieldId());

        // Setup
        final String message = "Test SSO error message";
        final Exception cause = new RuntimeException("Test cause");
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsSsoLoginError(UserMessages.GLOBAL_PROPERTY_KEY);

        // Execute
        final SsoMessageException exception = new SsoMessageException(messageCode, message, cause);