}

    /**
     * Create a test byte array with specified size and pattern
     */
    protected byte[] createTestData(int size) {
        byte[] data = new byte[size];
        for (int i = 0; i < size; i++) {
            data[i] = (byte) (i % 256);
        }
        return data;
    }

    /**
     * Create a test string with specified length
     */
    protected String createTestString(int length) {

    assertThat(source.read()).isEqualTo(data);
    out.reset();
  }

  public void testReset() throws Exception {
    byte[] data = newPreFilledByteArray(100);
    FileBackedOutputStream out = new FileBackedOutputStream(Integer.MAX_VALUE);
    ByteSource source = out.asByteSource();

    out.write(data);
    assertThat(source.read()).isEqualTo(data);

    out.reset();
    assertThat(source.read()).isEmpty();

import jakarta.annotation.Resource;

/**
 * Service class for managing data configuration CRUD operations.
 * This service provides functionality to create, read, update, and delete
 * data configurations used by the Fess crawler system.
 *
 * <p>Data configurations define how the crawler should access and process
 * various data sources such as databases, CSV files, or other structured data.</p>
 */
public class DataConfigService extends FessAppService {

    #  Referring the property 'sequenceDefinitionMap'.
    #
    #; isIncrementSequenceToDataMax = false
    # - - - - - - - - - -/

    # /- - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
    # o isSuppressBatchUpdate: (NotRequired - Default false)
    #  Does it suppress batch update at loading data?
    #  When you have a data error, you may get details for the error

 */
public interface DataStore {

    /**
     * Store the data.
     * @param config The data configuration.
     * @param callback The callback.
     * @param initParamMap The initial parameters.
     */
    void store(DataConfig config, IndexUpdateCallback callback, DataStoreParams initParamMap);

    /**
     * Stop the data store.
     */
    void stop();

          |sections = "%L",
          |ranges = "%L",
          |mappings = "%L",
          |⇤)
          """.trimMargin(),
          idnaMappingTable,
          data.sections.escapeDataString(),
          data.ranges.escapeDataString(),
          data.mappings.escapeDataString(),
        ).build(),
    ).build()
}

/**
 * KotlinPoet doesn't really know what to do with a string containing NUL, BEL, DEL, etc. We also

                return null;
            }

            data.setContent(EntityUtils.toString(response.getEntity(), Charsets.UTF_8));
            final Header[] headers = response.getAllHeaders();
            for (final Header header : headers) {
                data.putValue(header.getName(), header.getValue());
            }
        } catch (final IOException e) {

            searchPaging(data, form);
        });
    }

    /**
     * Sets up data for search result pagination.
     *
     * @param data the render data
     * @param form the search form
     */
    protected void searchPaging(final RenderData data, final SearchForm form) {

    /** The underlying DFS referral data */
    private final DfsReferralData data;

    /**
     * Constructs a DfsReferral with the specified referral data
     *
     * @param data the DFS referral data
     */
    public DfsReferral(final DfsReferralData data) {
        this.data = data;
    }

    /**
     * Get the DFS referral data associated with this referral
     *

    void testHasMoreElementsBecomeFalse() {
        // Set small amounts so everything fits in one message
        transaction.setParameterBytesWritten(10);
        transaction.setDataBytesWritten(10);

        // First call processes all data
        transaction.nextElement();

        // Should have no more elements since all data fit in first message