monthlist.java

webwork source

/*
 * WebWork, Web Application Framework
 *
 * Distributable under Apache license.
 * See terms of license at opensource.org
 */
package webwork.examples;

import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.List;

/**
 *	List of days in month
 *      
 *	@see <related>
 *	@author Rickard 謆erg (<email>)
 *	@version $Revision: 1.1 $
 */
public class MonthList
   extends MonthSelector
{
   // Attributes ----------------------------------------------------
   List weeks;
   int today;
   String firstWeek;
   long firstDay;
   
   int day=0;
   int thisMonth;
   
   // Public --------------------------------------------------------
   public void setDay(Integer aDay)
   {
      this.day = aDay.intValue();
   }
   
   public int getDay()
   {
      return day;
   }
   
   public List getWeeks()
   {
      return weeks;
   }
   
   public int getToday()
   {
      return today;
   }
      
   public int getThisMonth()
   {
      return thisMonth;
   }
   
   public String getFirstWeek()
   {
      return firstWeek;
   }
   
   public long getFirstDay()
   {
      return firstDay;
   }

   protected String doExecute()
      throws Exception
   {
      Calendar cal = Calendar.getInstance();
      cal.setTime(new Date());
      today = cal.get(Calendar.DATE);
      cal.set(Calendar.DAY_OF_MONTH, 1);

      thisMonth = cal.get(Calendar.MONTH);

      if (month != -1)
      {
         cal.set(Calendar.MONTH, month);
      }
      
      int currentMonth = cal.get(Calendar.MONTH);
      cal.setTime(cal.getTime());
      cal.set(Calendar.DAY_OF_WEEK, cal.getFirstDayOfWeek());
      firstDay = cal.getTime().getTime();
      firstWeek = cal.get(Calendar.WEEK_OF_YEAR)+"";

      weeks = new ArrayList();
      Long[] days = null;
      do
      {
         days = new Long[7];
         for (int j = 0; j < 7; j++)
         {
            if (cal.get(Calendar.MONTH) == currentMonth)
               days[j] = new Long(cal.get(Calendar.DATE));
            else
               days[j] = new Long(0);
               
            cal.add(Calendar.DATE,1);
         }
         weeks.add(days);
      } while (cal.get(Calendar.MONTH) == currentMonth);

      return SUCCESS;
   }
}