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Revision 2555

Added by Jing Tao over 18 years ago

Add some method to setting replication start time.

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src/edu/ucsb/nceas/metacat/ReplicationHandler.java
30 30
import edu.ucsb.nceas.dbadapter.AbstractDatabase;
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import java.sql.*;
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import java.util.*;
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import java.util.Date;
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import java.lang.Thread;
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import java.io.*;
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import java.net.*;
......
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    return parser;
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  }
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  /**
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   * This method will combinate given time string(in short format) to
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   * current date. If the given time (e.g 10:00 AM) passed the current time
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   * (e.g 2:00 PM Aug 21, 2005), then the time will set to second day,
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   * 10:00 AM Aug 22, 2005. If the given time (e.g 10:00 AM) haven't passed
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   * the current time (e.g 8:00 AM Aug 21, 2005) The time will set to be
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   * 10:00 AM Aug 21, 2005.
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   * @param givenTime  the format should be "10:00 AM " or "2:00 PM"
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   * @return
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   * @throws Exception
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   */
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  public static Date combinateCurrentDateAndGivenTime(String givenTime) throws Exception
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  {
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     Date givenDate = parseTime(givenTime);
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     Date newDate = null;
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     Date now = new Date();
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     String currentTimeString = getTimeString(now);
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     Date currentTime = parseTime(currentTimeString); 
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     if ( currentTime.getTime() >= givenDate.getTime())
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     {
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        MetaCatUtil.debugMessage("Today already pass the given time, we should set it as tomorrow", 30);
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        String dateAndTime = getDateString(now) + " " + givenTime;
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        Date combinationDate = parseDateTime(dateAndTime);
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        // new date should plus 24 hours to make is the second day
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        newDate = new Date(combinationDate.getTime()+24*3600*1000);
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     }
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     else
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     {
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         MetaCatUtil.debugMessage("Today haven't pass the given time, we should it as today", 2);
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         String dateAndTime = getDateString(now) + " " + givenTime;
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         newDate = parseDateTime(dateAndTime);
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     }
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     MetaCatUtil.debugMessage("final setting time is "+ newDate.toString(), 20);
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     return newDate;
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  }
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  /*
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   * parse a given string to Time in short format.
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   * For example, given time is 10:00 AM, the date will be return as
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   * Jan 1 1970, 10:00 AM
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   */
961
  private static Date parseTime(String timeString) throws Exception
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  {
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    DateFormat format = DateFormat.getTimeInstance(DateFormat.SHORT);
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    Date time = format.parse(timeString); 
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    System.out.println("Date string is after parse a time string "+time.toString());
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    return time;
967

  
968
  }
969
  
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  /*
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   * Pasre a given string to date and time. Date format is long and time
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   * format is short.
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   */
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  private static Date parseDateTime(String timeString) throws Exception
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  {
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    DateFormat format = DateFormat.getDateTimeInstance(DateFormat.LONG, DateFormat.SHORT);
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    Date time = format.parse(timeString);
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    System.out.println("Date string is after parse a time string "+time.toString());
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    return time;
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  }
981
  
982
  /*
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   * Get a date string from a Date object. The date format will be long
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   */
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  private static String getDateString(Date now)
986
  {
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     DateFormat df = DateFormat.getDateInstance(DateFormat.LONG);
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     String s = df.format(now);
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     System.out.println("Today is " + s);
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     return s;
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  }
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  /*
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   * Get a time string from a Date object, the time format will be short
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   */
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  private static String getTimeString(Date now)
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  {
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     DateFormat df = DateFormat.getTimeInstance(DateFormat.SHORT);
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     String s = df.format(now);
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     System.out.println("Time is " + s);
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     return s;
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  }
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}
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