/**
 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

public abstract class Transport implements Runnable {

    /**

    }

    /**
     * Get number of pending operations
     *
     * @return number of pending operations
     */
    public long getRequestsPending() {
        return pendingOperations.size();
    }

    /**
     * Get pending operations list
     *
     * @return list of pending operations
     */
    public List<CommonServerMessageBlock> getPendingOperations() {

/**
 * This class simplifies communication for protocols that support
 * multiplexing requests. It encapsulates a stream and some protocol
 * knowledge (provided by a concrete subclass) so that connecting,
 * disconnecting, sending, and receiving can be syncronized
 * properly. Apparatus is provided to send and receive requests
 * concurrently.
 */

/**
 * Abstract base class for network transport implementations in JCIFS.

    return optional.orElse(null);
  }

  /**
   * Returns the minimum of the two values. If the values compare as 0, the first is returned.
   *
   * <p>The recommended solution for finding the {@code minimum} of some values depends on the type
   * of your data and the number of elements you have. Read more in the Guava User Guide article on

import org.opensearch.index.query.QueryBuilder;
import org.opensearch.index.query.QueryBuilders;

/**
 * Helper class for indexing operations in the Fess search engine.
 * This class provides functionality for sending documents to the search engine,
 * managing document lifecycle operations (create, update, delete), and handling
 * thumbnail processing during indexing.
 *

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

    }

    protected abstract String doBuildColumnString(String dm);

    @Override
    public String toStringWithRelation() { // #pending
        return toString();
    }

    @Override
    public String buildDisplayString(String name, boolean column, boolean relation) { // #pending
        return toString();
    }

    // ===================================================================================

    private void redistributePendingOperations(ChannelInfo failedChannel) {
        // Get pending operations from failed channel
        List<CommonServerMessageBlock> pendingOps = failedChannel.getPendingOperations();

        if (pendingOps.isEmpty()) {
            return;
        }

        log.info("Redistributing {} pending operations from failed channel", pendingOps.size());

        return facadeSelectList(createCB(cbLambda));
    }

    public PagingResultBean<RequestHeader> selectPage(CBCall<RequestHeaderCB> cbLambda) {
        // #pending same?
        return (PagingResultBean<RequestHeader>) facadeSelectList(createCB(cbLambda));
    }

    public void selectCursor(CBCall<RequestHeaderCB> cbLambda, EntityRowHandler<RequestHeader> entityLambda) {