// Initial state
        assertNull(testRule.getResponseProcessor());

        // Set response processor
        TestResponseProcessor processor = new TestResponseProcessor();
        testRule.setResponseProcessor(processor);
        assertSame(processor, testRule.getResponseProcessor());

        // Change response processor
        TestResponseProcessor newProcessor = new TestResponseProcessor();

        CurlRequest.RequestProcessor processor1 = new CurlRequest.RequestProcessor("UTF-8", 1024);
        CurlRequest.RequestProcessor processor2 = new CurlRequest.RequestProcessor("ISO-8859-1", 2048);
        CurlRequest.RequestProcessor processor3 = new CurlRequest.RequestProcessor("UTF-16", 512);

        assertNotNull(processor1.getResponse());
        assertNotNull(processor2.getResponse());

        }
    }

    /**
     * Test rule processor chain behavior
     */
    public void test_ruleProcessorChain() {
        final List<String> executionOrder = new ArrayList<>();

        // Create custom processor that tracks execution
        ResponseProcessor processor = new ResponseProcessor() {
            @Override
            public void process(ResponseData responseData) {

  }

  /**
   * Streams lines from a {@link Readable} object, stopping when the processor returns {@code false}
   * or all lines have been read and returning the result produced by the processor. Does not close
   * {@code readable}. Note that this method may not fully consume the contents of {@code readable}
   * if the processor stops processing early.
   *

   *     processor} throws an {@code IOException}
   * @since 16.0
   */
  @CanIgnoreReturnValue // some processors won't return a useful result
  @ParametricNullness
  public <T extends @Nullable Object> T readLines(LineProcessor<T> processor) throws IOException {
    checkNotNull(processor);

    Closer closer = Closer.create();
    try {

   *     processor} throws an {@code IOException}
   * @since 16.0
   */
  @CanIgnoreReturnValue // some processors won't return a useful result
  @ParametricNullness
  public <T extends @Nullable Object> T readLines(LineProcessor<T> processor) throws IOException {
    checkNotNull(processor);

    Closer closer = Closer.create();
    try {

        try {
            this.threadPool = null;
            final RequestProcessor processor = new RequestProcessor(encoding, threshold);
            connect(processor, e -> {
                throw new CurlException("Failed to process a request.", e);
            });
            return processor.getResponse();
        } finally {
            this.threadPool = originalThreadPool;
        }
    }

        try {
            processor.process(responseData);
            fail("Should throw ChildUrlsException");
        } catch (ChildUrlsException e) {
            String message = e.getMessage();
            assertNotNull(message);
            assertTrue(message.contains("SitemapsResponseProcessor"));
            assertTrue(message.contains("#process"));
        }
    }

     * @return The query class name.
     */
    protected abstract String getQueryClassName();

    /**
     * Registers this query command with the query processor.
     * Associates this command with its query class name in the processor.
     */
    public void register() {
        ComponentUtil.getQueryProcessor().add(getQueryClassName(), this);
    }

    /**
     * Gets the query field configuration.

@Deprecated(since = "4.0.0")
public class DefaultModelBuilderFactory {

    protected ModelProcessor newModelProcessor() {
        DefaultModelProcessor processor = new DefaultModelProcessor();
        processor.setModelLocator(newModelLocator());
        processor.setModelReader(newModelReader());
        return processor;
    }

    protected ModelLocator newModelLocator() {
        return new DefaultModelLocator();
    }