exportblogaction.java

### File Source: exportblogaction.java

             /*
        P/P   *  Method: net.sourceforge.pebble.web.action.ExportBlogAction__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.comparator.BlogEntryComparator;
        36  import net.sourceforge.pebble.domain.Blog;
        37  import net.sourceforge.pebble.web.view.ForwardView;
        38  import net.sourceforge.pebble.web.view.View;
        39  import net.sourceforge.pebble.web.view.impl.AtomView;
        40  import net.sourceforge.pebble.web.view.impl.RdfView;
        41  import net.sourceforge.pebble.web.view.impl.RssView;
        42
             /*
        P/P   *  Method: void net.sourceforge.pebble.web.action.ExportBlogAction()
              */
        43  import javax.servlet.ServletException;
        44  import javax.servlet.http.HttpServletRequest;
        45  import javax.servlet.http.HttpServletResponse;
        46  import java.util.Collections;
        47  import java.util.List;
        48  import java.util.Locale;
        49
        50  /**
        51   * Exports an entire blog as RSS/RDF/Atom.
        52   *
        53   * @author    Simon Brown
        54   */
        55  public class ExportBlogAction extends SecureAction {
        56
        57    /**
        58     * Peforms the processing associated with this action.
        59     *
        60     * @param request  the HttpServletRequest instance
        61     * @param response the HttpServletResponse instance
        62     * @return the name of the next view
        63     */
        64    public View process(HttpServletRequest request, HttpServletResponse response) throws ServletException {
                 /*
        P/P       *  Method: View process(HttpServletRequest, HttpServletResponse)
                  *
                  *  Preconditions:
                  *    request != null
                  *    (soft) response != null
                  *    (soft) this.model != null
                  *    (soft) this.model.data != null
                  *
                  *  Presumptions:
                  *    java.util.HashMap:get(...)@63 != null
                  *    init'ed(java.util.Locale.ENGLISH)
                  *
                  *  Postconditions:
                  *    return_value in Addr_Set{&new ForwardView(process#1),&new AtomView(process#4),&new RdfView(process#5),&new RssView(process#6)}
                  *    new AtomView(process#4) num objects <= 1
                  *    new ForwardView(process#1) num objects <= 1
                  *    new ForwardView(process#1).uri == &".zipDirectory.secureaction?type=blogData"
                  *    new RdfView(process#5) num objects <= 1
                  *    new RssView(process#6) num objects <= 1
                  *
                  *  Test Vectors:
                  *    java.lang.String:equalsIgnoreCase(...)@67: {0}, {1}
                  *    java.lang.String:equalsIgnoreCase(...)@85: {0}, {1}
                  *    java.lang.String:equalsIgnoreCase(...)@87: {0}, {1}
                  *    javax.servlet.http.HttpServletRequest:getParameter(...)@65: Addr_Set{null}, Inverse{null}
                  */
        65      String flavor = request.getParameter("flavor");
        66
        67      if (flavor != null && flavor.equalsIgnoreCase("zip")) {
        68        return new ForwardView("/zipDirectory.secureaction?type=blogData");
        69      }
        70
        71      Blog blog = (Blog)getModel().get(Constants.BLOG_KEY);
        72
        73      response.setContentType("application/xml; charset=" + blog.getCharacterEncoding());
        74
        75      List blogEntries = blog.getBlogEntries();
        76      Collections.sort(blogEntries, new BlogEntryComparator());
        77      getModel().put(Constants.BLOG_ENTRIES, blogEntries);
        78
        79      // set the locale of this feed request to be English
        80      javax.servlet.jsp.jstl.core.Config.set(
        81          request,
        82          javax.servlet.jsp.jstl.core.Config.FMT_LOCALE,
        83          Locale.ENGLISH);
        84
        85      if (flavor != null && flavor.equalsIgnoreCase("atom")) {
        86        return new AtomView();
        87      } else if (flavor != null && flavor.equalsIgnoreCase("rdf")) {
        88        return new RdfView();
        89      } else {
        90        return new RssView();
        91      }
        92    }
        93
        94    /**
        95     * Gets a list of all roles that are allowed to access this action.
        96     *
        97     * @return  an array of Strings representing role names
        98     * @param request
        99     */
       100    public String[] getRoles(HttpServletRequest request) {
                 /*
        P/P       *  Method: String[] getRoles(HttpServletRequest)
                  *
                  *  Presumptions:
                  *    init'ed(net.sourceforge.pebble.Constants.BLOG_ADMIN_ROLE)
                  *    init'ed(net.sourceforge.pebble.Constants.BLOG_OWNER_ROLE)
                  *
                  *  Postconditions:
                  *    return_value == &new String[](getRoles#1)
                  *    new String[](getRoles#1) num objects == 1
                  *    return_value.length == 2
                  *    return_value[0] == net.sourceforge.pebble.Constants.BLOG_ADMIN_ROLE
                  *    (soft) init'ed(return_value[0])
                  *    return_value[1] == net.sourceforge.pebble.Constants.BLOG_OWNER_ROLE
                  *    (soft) init'ed(return_value[1])
                  */
       101      return new String[]{Constants.BLOG_ADMIN_ROLE, Constants.BLOG_OWNER_ROLE};
       102    }
       103
       104  }

SofCheck Inspector Build Version : 2.22510

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