viewdayaction.java

### File Source: viewdayaction.java

             /*
        P/P   *  Method: net.sourceforge.pebble.web.action.ViewDayAction__static_init
              */
         1  /*
         2   * Copyright (c) 2003-2006, Simon Brown
         3   * All rights reserved.
         4   *
         5   * Redistribution and use in source and binary forms, with or without
         6   * modification, are permitted provided that the following conditions are met:
         7   *
         8   *   - Redistributions of source code must retain the above copyright
         9   *     notice, this list of conditions and the following disclaimer.
        10   *
        11   *   - Redistributions in binary form must reproduce the above copyright
        12   *     notice, this list of conditions and the following disclaimer in
        13   *     the documentation and/or other materials provided with the
        14   *     distribution.
        15   *
        16   *   - Neither the name of Pebble nor the names of its contributors may
        17   *     be used to endorse or promote products derived from this software
        18   *     without specific prior written permission.
        19   *
        20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
        21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
        22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
        23   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
        24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
        25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
        26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
        27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
        28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
        29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
        30   * POSSIBILITY OF SUCH DAMAGE.
        31   */
        32  package net.sourceforge.pebble.web.action;
        33
        34  import net.sourceforge.pebble.Constants;
        35  import net.sourceforge.pebble.util.SecurityUtils;
        36  import net.sourceforge.pebble.domain.*;
        37  import net.sourceforge.pebble.web.view.View;
        38  import net.sourceforge.pebble.web.view.impl.BlogEntriesByDayView;
        39
             /*
        P/P   *  Method: void net.sourceforge.pebble.web.action.ViewDayAction()
              */
        40  import javax.servlet.ServletException;
        41  import javax.servlet.http.HttpServletRequest;
        42  import javax.servlet.http.HttpServletResponse;
        43  import java.util.List;
        44  import java.util.ArrayList;
        45
        46  /**
        47   * Finds all blog entries for a particular day, ready for them to be displayed.
        48   *
        49   * @author    Simon Brown
        50   */
        51  public class ViewDayAction extends Action {
        52
        53    /**
        54     * Peforms the processing associated with this action.
        55     *
        56     * @param request  the HttpServletRequest instance
        57     * @param response the HttpServletResponse instance
        58     * @return the name of the next view
        59     */
        60    public View process(HttpServletRequest request, HttpServletResponse response) throws ServletException {
                 /*
        P/P       *  Method: View process(HttpServletRequest, HttpServletResponse)
                  *
                  *  Preconditions:
                  *    request != null
                  *    this.model != null
                  *    this.model.data != null
                  *
                  *  Presumptions:
                  *    javax.servlet.http.HttpServletRequest:getAttribute(...)@61 != null
                  *    net.sourceforge.pebble.domain.Blog:getBlogForDay(...)@70 != null
                  *    net.sourceforge.pebble.domain.Blog:getBlogForFirstMonth(...)@89 != null
                  *    net.sourceforge.pebble.domain.Blog:getBlogForToday(...)@72 != null
                  *    net.sourceforge.pebble.domain.Blog:getCalendar(...)@97 != null
                  *    ...
                  *
                  *  Postconditions:
                  *    return_value == &new BlogEntriesByDayView(process#3)
                  *    new BlogEntriesByDayView(process#3) num objects == 1
                  *
                  *  Test Vectors:
                  *    java.lang.String:length(...)@67: {0}, {1..232-1}
                  *    java.lang.String:length(...)@68: {0}, {1..232-1}
                  *    java.lang.String:length(...)@69: {0}, {1..232-1}
                  *    java.util.Date:after(...)@97: {0}, {1}
                  *    javax.servlet.http.HttpServletRequest:getParameter(...)@62: Addr_Set{null}, Inverse{null}
                  *    javax.servlet.http.HttpServletRequest:getParameter(...)@63: Addr_Set{null}, Inverse{null}
                  *    javax.servlet.http.HttpServletRequest:getParameter(...)@64: Addr_Set{null}, Inverse{null}
                  *    net.sourceforge.pebble.domain.Day:before(...)@93: {1}, {0}
                  *    net.sourceforge.pebble.domain.Day:before(...)@97: {0}, {1}
                  */
        61      Blog blog = (Blog)request.getAttribute(Constants.BLOG_KEY);
        62      String year = request.getParameter("year");
        63      String month = request.getParameter("month");
        64      String day = request.getParameter("day");
        65
        66      Day daily;
        67      if (year != null && year.length() > 0 &&
        68          month != null && month.length() > 0 &&
        69          day != null && day.length() > 0) {
        70        daily = blog.getBlogForDay(Integer.parseInt(year), Integer.parseInt(month), Integer.parseInt(day));
        71      } else {
        72        daily = blog.getBlogForToday();
        73      }
        74
        75      BlogService service = new BlogService();
        76      List<BlogEntry> blogEntries;
        77      try {
        78        blogEntries = service.getBlogEntries(blog, Integer.parseInt(year), Integer.parseInt(month), Integer.parseInt(day));
        79      } catch (BlogServiceException e) {
        80        throw new ServletException(e);
        81      }
        82
        83      getModel().put(Constants.MONTHLY_BLOG, daily.getMonth());
        84      getModel().put(Constants.DAILY_BLOG, daily);
        85      getModel().put(Constants.BLOG_ENTRIES, filter(blog, blogEntries));
        86      getModel().put("displayMode", "day");
        87
        88      // put the previous and next days in the model for navigation purposes
        89      Day firstDay = blog.getBlogForFirstMonth().getBlogForFirstDay();
        90      Day previousDay = daily.getPreviousDay();
        91      Day nextDay = daily.getNextDay();
        92
        93      if (!previousDay.before(firstDay)) {
        94        getModel().put("previousDay", previousDay);
        95      }
        96
        97      if (!nextDay.getDate().after(blog.getCalendar().getTime()) || nextDay.before(firstDay)) {
        98        getModel().put("nextDay", nextDay);
        99      }
       100
       101      return new BlogEntriesByDayView();
       102    }
       103
               /*
        P/P     *  Method: List filter(Blog, List)
                *
                *  Preconditions:
                *    blogEntries != null
                *    (soft) blog != null
                *
                *  Presumptions:
                *    java.util.Iterator:next(...)@107 != null
                *
                *  Postconditions:
                *    return_value == &new ArrayList(filter#1)
                *    new ArrayList(filter#1) num objects == 1
                *
                *  Test Vectors:
                *    java.util.Iterator:hasNext(...)@107: {1}, {0}
                *    net.sourceforge.pebble.domain.BlogEntry:isPublished(...)@109: {1}, {0}
                *    net.sourceforge.pebble.domain.BlogEntry:isUnpublished(...)@111: {0}, {1}
                */
       104    private List<BlogEntry> filter(Blog blog, List<BlogEntry> blogEntries) {
       105      List<BlogEntry> filtered = new ArrayList<BlogEntry>();
       106
       107      for (BlogEntry blogEntry : blogEntries) {
       108        if (
       109            blogEntry.isPublished() ||
       110            (
       111                (SecurityUtils.isUserAuthorisedForBlog(blog) && blogEntry.isUnpublished())
       112            )
       113           ) {
       114          filtered.add(blogEntry);
       115        }
       116      }
       117
       118      return filtered;
       119    }
       120
       121  }

SofCheck Inspector Build Version : 2.22510

viewdayaction.java | 2010-Jun-25 19:40:34
viewdayaction.class | 2010-Jul-19 20:23:38