source: nutchez-0.1/tomcat/webapps/examples/WEB-INF/classes/cal/JspCalendar.java

/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements.  See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package cal;

import java.util.*;

public class JspCalendar {
    Calendar  calendar = null;
    Date currentDate;

    public JspCalendar() {
  calendar = Calendar.getInstance();
  Date trialTime = new Date();
  calendar.setTime(trialTime);
    }


    public int getYear() {
  return calendar.get(Calendar.YEAR);
    }
    
    public String getMonth() {
  int m = getMonthInt();
  String[] months = new String [] { "January", "February", "March",
          "April", "May", "June",
          "July", "August", "September",
          "October", "November", "December" };
  if (m > 12)
      return "Unknown to Man";
  
  return months[m - 1];

    }

    public String getDay() {
  int x = getDayOfWeek();
  String[] days = new String[] {"Sunday", "Monday", "Tuesday", "Wednesday", 
              "Thursday", "Friday", "Saturday"};

  if (x > 7)
      return "Unknown to Man";

  return days[x - 1];

    }
    
    public int getMonthInt() {
  return 1 + calendar.get(Calendar.MONTH);
    }

    public String getDate() {
  return getMonthInt() + "/" + getDayOfMonth() + "/" +  getYear();  
    }

    public String getCurrentDate() {
        Date dt = new Date ();
  calendar.setTime (dt);
  return getMonthInt() + "/" + getDayOfMonth() + "/" +  getYear();

    }

    public String getNextDate() {
        calendar.set (Calendar.DAY_OF_MONTH, getDayOfMonth() + 1);
  return getDate ();
    }

    public String getPrevDate() {
        calendar.set (Calendar.DAY_OF_MONTH, getDayOfMonth() - 1);
  return getDate ();
    }

    public String getTime() {
  return getHour() + ":" + getMinute() + ":" + getSecond();
    }

    public int getDayOfMonth() {
  return calendar.get(Calendar.DAY_OF_MONTH);
    }

    public int getDayOfYear() {
  return calendar.get(Calendar.DAY_OF_YEAR);
    }

    public int getWeekOfYear() {
  return calendar.get(Calendar.WEEK_OF_YEAR);
    }

    public int getWeekOfMonth() {
  return calendar.get(Calendar.WEEK_OF_MONTH);
    }

    public int getDayOfWeek() {
  return calendar.get(Calendar.DAY_OF_WEEK);
    }
     
    public int getHour() {
  return calendar.get(Calendar.HOUR_OF_DAY);
    }
    
    public int getMinute() {
  return calendar.get(Calendar.MINUTE);
    }


    public int getSecond() {
  return calendar.get(Calendar.SECOND);
    }

  
    public int getEra() {
  return calendar.get(Calendar.ERA);
    }

    public String getUSTimeZone() {
  String[] zones = new String[] {"Hawaii", "Alaskan", "Pacific",
               "Mountain", "Central", "Eastern"};
  
  return zones[10 + getZoneOffset()];
    }

    public int getZoneOffset() {
  return calendar.get(Calendar.ZONE_OFFSET)/(60*60*1000);
    }


    public int getDSTOffset() {
  return calendar.get(Calendar.DST_OFFSET)/(60*60*1000);
    }

    
    public int getAMPM() {
  return calendar.get(Calendar.AM_PM);
    }
}