net.sf.mpxj.mpp.MPPTimephasedWorkNormaliser Maven / Gradle / Ivy

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Library that provides facilities to allow project information to be manipulated in Java and .Net. Supports a range of data formats: Microsoft Project Exchange (MPX), Microsoft Project (MPP,MPT), Microsoft Project Data Interchange (MSPDI XML), Microsoft Project Database (MPD), Planner (XML), Primavera (PM XML, XER, and database), Asta Powerproject (PP, MDB), Asta Easyplan (PP), Phoenix Project Manager (PPX), FastTrack Schedule (FTS), and the Standard Data Exchange Format (SDEF).

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/*
 * file:       MppTimephasedWorkNormaliser.java
 * author:     Jon Iles
 * copyright:  (c) Packwood Software 2009
 * date:       09/01/2009
 */

/*
 * This library is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published by the
 * Free Software Foundation; either version 2.1 of the License, or (at your
 * option) any later version.
 *
 * This library 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 Lesser General Public
 * License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this library; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 */

package net.sf.mpxj.mpp;

import java.time.LocalDateTime;
import java.util.ArrayList;

import java.util.List;

import net.sf.mpxj.Duration;
import net.sf.mpxj.ProjectCalendar;
import net.sf.mpxj.TimeUnit;
import net.sf.mpxj.TimephasedWork;
import net.sf.mpxj.common.LocalDateTimeHelper;

/**
 * Normalise timephased data from an MPP file.
 */
public final class MPPTimephasedWorkNormaliser extends MPPAbstractTimephasedWorkNormaliser
{
   /**
    * Private constructor to prevent instantiation.
    */
   private MPPTimephasedWorkNormaliser()
   {

   }

   /**
    * This method merges together timephased data for the same day.
    *
    * @param calendar current calendar
    * @param list timephased data
    */
   @Override protected void mergeSameDay(ProjectCalendar calendar, List list)
   {
      List result = new ArrayList<>();

      TimephasedWork previousItem = null;
      for (TimephasedWork item : list)
      {
         if (previousItem != null)
         {
            LocalDateTime previousItemStart = previousItem.getStart();
            LocalDateTime previousItemStartDay = LocalDateTimeHelper.getDayStartDate(previousItemStart);
            LocalDateTime itemStart = item.getStart();
            LocalDateTime itemStartDay = LocalDateTimeHelper.getDayStartDate(itemStart);

            if (previousItemStartDay.equals(itemStartDay))
            {
               Duration previousItemWork = previousItem.getTotalAmount();
               Duration itemWork = item.getTotalAmount();

               if (previousItemWork.getDuration() != 0 && itemWork.getDuration() == 0)
               {
                  continue;
               }

               LocalDateTime previousItemFinish = previousItem.getFinish();

               if (previousItemFinish.equals(itemStart) || calendar.getNextWorkStart(previousItemFinish).equals(itemStart))
               {
                  result.remove(result.size() - 1);

                  if (previousItemWork.getDuration() != 0 && itemWork.getDuration() != 0)
                  {
                     double work = previousItem.getTotalAmount().getDuration();
                     work += item.getTotalAmount().getDuration();
                     Duration totalWork = Duration.getInstance(work, TimeUnit.MINUTES);

                     TimephasedWork merged = new TimephasedWork();
                     merged.setStart(previousItem.getStart());
                     merged.setFinish(item.getFinish());
                     merged.setTotalAmount(totalWork);
                     item = merged;
                  }
                  else
                  {
                     if (itemWork.getDuration() == 0)
                     {
                        item = previousItem;
                     }
                  }
               }
            }

         }
         item.setAmountPerDay(item.getTotalAmount());
         result.add(item);

         Duration calendarWork = calendar.getWork(item.getStart(), item.getFinish(), TimeUnit.MINUTES);
         Duration itemWork = item.getTotalAmount();
         if (calendarWork.getDuration() == 0 && itemWork.getDuration() == 0)
         {
            result.remove(result.size() - 1);
         }
         else
         {
            previousItem = item;
         }
      }

      list.clear();
      list.addAll(result);
   }

   public static final MPPTimephasedWorkNormaliser INSTANCE = new MPPTimephasedWorkNormaliser();
}