Java tutorial
/** * Copyright (c) 2001-2012 "Redbasin Networks, INC" [http://redbasin.org] * * This file is part of Redbasin OpenDocShare community project. * * Redbasin OpenDocShare is free software: you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation, either version 3 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. */ package web; import dao.*; import java.io.IOException; import java.text.NumberFormat; import java.text.ParseException; import java.util.HashMap; import java.util.List; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.http.HttpServletRequest; import javax.servlet.http.HttpServletResponse; import model.Directory; import model.Photo; import org.apache.commons.logging.Log; import org.apache.commons.logging.LogFactory; import org.springframework.web.servlet.ModelAndView; import org.springframework.web.servlet.mvc.Controller; import util.DbConstants; import util.GlobalConst; import util.RegexStrUtil; import util.WebUtil; /** * * @author Smitha Gudur (smitha@redbasin.com) * @version $Revision: 1.1 $ * * Get the blob tags * */ public class DirectorygetblobController extends BaseController implements Controller { /** Logger for this class and subclasses */ protected final Log logger = LogFactory.getLog(getClass()); /** * This method is called by the spring framework. The configuration * for this controller to be invoked is based on the pagetype and * is set in the urlMapping property in the spring config file. * * @param request the <code>HttpServletRequest</code> * @param response the <code>HttpServletResponse</code> * @throws ServletException * @throws IOException * @return ModelAndView this instance is returned to spring */ public synchronized ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // *************************************************************************** // This will initialize common data in the abstract class and // return result is of no value. // The abstract class initializes protected variables, // login, directoryid, logininfo. // Which can be accessed in all controllers if they want to. // *************************************************************************** logger.info("login = " + login); try { ModelAndView m = super.handleRequest(request, response); } catch (Exception e) { return handleError("error in handleRequest", e); } if (!WebUtil.isProductRedbasinPortalDataCenter()) { if (!WebUtil.isLicenseProfessional(login)) { return handleError("Cannot access directory feature in deluxe version."); } if (WebUtil.isProductSecureBusinessDataCenter()) { outOfSession(request, response); if (RegexStrUtil.isNull(login) || loginInfo == null) { return handleUserpageError("Login or loginInfo is null, DirectorygetblobController"); } } } else { /* ok to access this in some portal product */ if (!WebUtil.isLicenseProfessional(login) && (!GlobalConst.hddomain.contains(DbConstants.INDIA_CENTURY))) { return handleError("Cannot access directory feature in deluxe version."); } } logger.info("login after checks = " + login); /** * users should be allowed to view the directory blobs without the session */ String directoryid = request.getParameter(DbConstants.DIRECTORY_ID); if (RegexStrUtil.isNull(directoryid)) { return handleError("request, directory is null, for directorygetblobController "); } if (directoryid.length() > GlobalConst.directoryidSize) { return handleError( "directoryid.length() > WebConstants.directoryidSize, for directorygetblobController "); } directoryid = RegexStrUtil.goodNameStr(directoryid); String blobtype = request.getParameter(DbConstants.BLOBTYPE); if (!RegexStrUtil.isNull(blobtype)) { int catValue = new Integer(blobtype).intValue(); if (catValue < GlobalConst.categoryMinSize || catValue > GlobalConst.categoryMaxSize) { return handleError("category/blobtype is > categoryMin/MaxSize, DirectorygetblobController"); } } DirectoryDao directoryDao = (DirectoryDao) daoMapper.getDao(DbConstants.DIRECTORY); if (directoryDao == null) { return handleError("DirectoryDao is null in DirectorygetblobController directory"); } DirectoryStreamBlobDao blobDao = (DirectoryStreamBlobDao) daoMapper.getDao(DbConstants.DIR_BLOB); if (blobDao == null) { return handleError("DirectoryStreamBlobDao is null, DirectorygetblobController"); } String sortByStr = request.getParameter(DbConstants.SORT_BY); int sortBy = DbConstants.INTDATEDESC; if (!RegexStrUtil.isNull(sortByStr)) { logger.info("sortBy = " + sortByStr); sortBy = new Integer(sortByStr).intValue(); } String selection = DbConstants.DATE_DESC_STR; List tagList = null; Directory directory = null; List files = null; try { if (login != null && loginInfo != null) { // default is DATEASC directory = directoryDao.viewDirectory(directoryid, loginInfo.getValue(DbConstants.LOGIN_ID), login, DbConstants.READ_FROM_SLAVE, DbConstants.BLOB_READ_FROM_SLAVE, DbConstants.WEBSITE_READ_FROM_SLAVE); switch (sortBy) { case DbConstants.INTSIZEASC: files = blobDao.getFilesSortBySizeAsc(directoryid, blobtype, loginInfo.getValue(DbConstants.LOGIN_ID)); selection = DbConstants.SIZE_ASC_STR; break; case DbConstants.INTSIZEDESC: files = blobDao.getFilesSortBySizeDesc(directoryid, blobtype, loginInfo.getValue(DbConstants.LOGIN_ID)); selection = DbConstants.SIZE_DESC_STR; break; case DbConstants.INTNAMEASC: files = blobDao.getFilesSortByNameAsc(directoryid, blobtype, loginInfo.getValue(DbConstants.LOGIN_ID)); selection = DbConstants.NAME_ASC_STR; break; case DbConstants.INTNAMEDESC: files = blobDao.getFilesSortByNameDesc(directoryid, blobtype, loginInfo.getValue(DbConstants.LOGIN_ID)); selection = DbConstants.NAME_DESC_STR; break; case DbConstants.INTDATEASC: files = blobDao.getFilesSortByDateAsc(directoryid, blobtype, loginInfo.getValue(DbConstants.LOGIN_ID)); selection = DbConstants.DATE_ASC_STR; break; default: selection = DbConstants.DATE_DESC_STR; break; } } else { directory = directoryDao.viewDirectory(directoryid); } tagList = blobDao.getAllTags(directoryid, DbConstants.READ_FROM_SLAVE); } catch (BaseDaoException e) { return handleError("Exception occured in viewDirectory()/getAllTags/getFilesSortBy..() for directory() " + e.getMessage(), e); } if (directory == null) { return handleError("directory is null for directoryid = " + directoryid); } /** * collphotofolder or editblobfile - views */ String viewName = DbConstants.DIR_PHOTO_FOLDER; StringBuffer sb = new StringBuffer(); if (blobtype.equals(DbConstants.FILE_CATEGORY)) { viewName = DbConstants.EDIT_DIR_BLOB_FILE; } /* else { */ if (tagList != null && tagList.size() > 0) { for (int i = 0; i < tagList.size(); i++) { Photo photo = (Photo) tagList.get(i); if (photo != null) { sb.append(photo.getValue(DbConstants.USER_TAGS)); sb.append(","); } } } /* } */ Directory cobrand = null; CobrandDao cobrandDao = (CobrandDao) getDaoMapper().getDao(DbConstants.COBRAND); if (cobrandDao == null) { return handleUserpageError("CobrandDao is null, DirectorygetblobController "); } try { cobrand = cobrandDao.getDirCobrand(directoryid); } catch (Exception e) { return handleError("exception getDirCobrand(), DirectorygetblobController ", e); } String pageNum = request.getParameter(DbConstants.PAGE_NUM); try { if (!RegexStrUtil.isNull(pageNum)) { NumberFormat nf = NumberFormat.getInstance(); Number mypageNum = nf.parse(pageNum); } } catch (ParseException e) { return handleError("pageNum has other than [0-9] characters, DirectorygetblobController.", e); } Map myModel = new HashMap(); myModel.put(DbConstants.LOGIN_INFO, loginInfo); if (sb != null) { myModel.put(DbConstants.USER_TAGS, sb.toString()); } else { myModel.put(DbConstants.USER_TAGS, " "); } myModel.put(DbConstants.DIRECTORY, directory); myModel.put(DbConstants.DIRNAME, directory.getValue(DbConstants.DIRNAME)); myModel.put(DbConstants.DIRECTORY_ID, directoryid); myModel.put(DbConstants.PAGE_NUM, pageNum); myModel.put(DbConstants.COBRAND, cobrand); myModel.put(DbConstants.DIR_EXISTS, rbDirectoryExists); myModel.put(DbConstants.USER_PAGE, userpage); myModel.put(DbConstants.SHARE_INFO, shareInfo); myModel.put(DbConstants.IS_DIRECTORY, "1"); myModel.put(DbConstants.VISITOR_PAGE, memberUserpage); myModel.put(DbConstants.BUSINESS_EXISTS, isBizExists(login)); myModel.put(DbConstants.SORT_BY, sortByStr); myModel.put(DbConstants.PHOTOS, files); myModel.put(DbConstants.SELECTION, selection); return new ModelAndView(viewName, "model", myModel); } /** * BaseDaoModel set by the spring framework. It maps the DAO implementation * to the pagetype. * * @param daoMapper set the BaseDaoModel instance */ public void setDaoMapper(BaseDaoModel daoMapper) { this.daoMapper = daoMapper; } /** * BaseDaoModel set by the spring framework. It maps the DAO implementation * to the pagetype. * * @return BaseDaoModel get the BaseDaoModel instance */ public BaseDaoModel getDaoMapper() { return daoMapper; } }