id = null;
    }

    /**
     * Gets the default page size from the Fess configuration.
     *
     * @return The default page size.
     */
    protected int getDefaultPageSize() {
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the default current page number, which is 1.
     *

     */
    String getSource();

    /**
     * Gets the one-based index of the line containing the problem. The line number should refer to some text file that
     * is given by {@link #getSource()}.
     *
     * @return The one-based index of the line containing the problem or a non-positive value if unknown.
     */
    int getLineNumber();

    /**

public interface Event {

    /**
     * Gets the type of the event.
     *
     * @return the type of the event, never {@code null}
     */
    @Nonnull
    EventType getType();

    /**
     * Gets the session from which this event originates.
     *
     * @return the current session, never {@code null}
     */
    @Nonnull
    Session getSession();

    /**
     * Gets the current project (if any).
     *

        createdTime = null;
        versionNo = null;

    }

    /**
     * Gets the default current page number.
     *
     * @return the default current page number
     */
    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

    /**
     * Gets the total number of records available.
     *
     * @return the total record count
     */

        createdTime = null;
        versionNo = null;

    }

    /**
     * Gets the default current page number.
     * @return The default current page number.
     */
    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

    /**
     * Gets the total number of records.
     * @return The total number of records.
     */

        groups = null;
        versionNo = null;

    }

    /**
     * Gets the default current page number.
     *
     * @return the default current page number
     */
    protected int getDefaultCurrentPageNumber() {
        return DEFAULT_CURRENT_PAGE_NUMBER;
    }

    /**
     * Gets the total number of records.
     *
     * @return the total record count
     */

        id = null;
    }

    /**
     * Gets the default page size from configuration.
     * @return the default page size
     */
    protected int getDefaultPageSize() {
        return ComponentUtil.getFessConfig().getPagingPageSizeAsInteger();
    }

    /**
     * Gets the default current page number.
     * @return the default current page number (1)
     */

     * @return The model identifiers from the lineage of models, never {@code null}.
     */
    List<String> getModelIds();

    /**
     * Gets the assembled model.
     *
     * @return The assembled model, never {@code null}.
     */
    Model getEffectiveModel();

    /**
     * Gets the raw model as it was read from the input model source. Apart from basic validation, the raw model has not

    /**
     * Gets the raw model to build. If not set, model source will be used to load raw model.
     *
     * @return The raw model to build or {@code null} if not set.
     */
    Model getRawModel();

    /**
     * Set raw model.
     *
     * @param rawModel
     */
    ModelBuildingRequest setRawModel(Model rawModel);

    /**
     * Gets the source of the POM to process.
     *

    void received();

    /**
     * Unset received status
     */
    void clearReceived();

    /**
     * Gets the number of credits granted by the server.
     *
     * @return number of credits granted by the server
     */
    int getGrantedCredits();

    /**
     * Gets the error status code.
     *
     * @return status code
     */
    int getErrorCode();

    /**