catalogservice.java

关于 Jaoso新闻文章发布系统 --- --- --- --- --- --- --- --- --- --- --- --- --- -- 版本信息：Jaoso新闻文章发布系统 0.9.1b

package jaoso.news.service;

import jaoso.news.domain.Catalog;

import jaoso.news.exception.CatalogExistException;

import java.io.Serializable;

import java.util.Collection;
import java.util.Map;


/**
 * @author edgeloner
 * @since 2004-6-21
 *
 */
public interface CatalogService {

    //~ Methods ================================================================

    /**
     * Load a GbCatalog by id from Database
     * @param id catalog id
     * @return a GbCatalog instance
     */
    Catalog getCatalog(Serializable id);

    /**
     *get a catalog tree,
     *return collection as this.returnRS,elemment is HashMap,
     *it look like {"122dfd2","catalog title"},
     *@param hierarchy String,
     * @param catalog GbCatalog
     * @return collection
     */
    Collection getCatalogTree(int hierarchy, Catalog catalog);

    /**
     * get parent catalog id and title as map array
     *
     * @param id catalog id
     *
     * @return map array
     */
    Map[] getParents(Serializable id);

    /**
     * Add a new GbCatalog to Database
     *
     * @param catalog GbCatalog
     * @param parentid parent catalog id
     * @throws CatalogExistException if catalog title exist
     */
    void createCatalog(Catalog catalog, Serializable parentid)
        throws CatalogExistException;

    /**
     * Load all GbCatalog from Database
     * @return catalog array
     */
    Catalog[] findAllCatalog();

    /**
     * get catalogs by parent catalog id
     *
     * @param id parent catalog id
     *
     * @return catalog array
     */
    Catalog[] findCatalogByParent(Serializable id);

    /**
     * Remove a GbCatalog from Database
     *
     * @param catalogId GbCatalog
     */
    void removeCatalog(Serializable catalogId);

    /**
     * Update a GbCatalog to Database
     *
     * @param catalog GbCatalog
     * @throws CatalogExistException if catalog title exist
     */
    void updateCatalog(Catalog catalog) throws CatalogExistException;
}