Android Open Source - ClinicalTrialTracker Date Converter

From Project

Back to project page ClinicalTrialTracker.

License

The source code is released under:

Apache License

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Java Source Code

package com.yuanwei.android.util;
/*from w ww.  ja  v  a  2  s.  c  o  m*/
import java.text.SimpleDateFormat;
import java.util.Calendar;
import java.util.Date;

public class DateConverter {

  public static String getDateDifference(Date thenDate){
        Calendar now = Calendar.getInstance();
        Calendar then = Calendar.getInstance();
        now.setTime(new Date());
        then.setTime(thenDate);

        
        // Get the represented date in milliseconds
        long nowMs = now.getTimeInMillis();
        long thenMs = then.getTimeInMillis();
        
        // Calculate difference in milliseconds
        long diff = nowMs - thenMs;
        
        // Calculate difference in seconds
        long diffMinutes = diff / (60 * 1000);
        long diffHours = diff / (60 * 60 * 1000);
        long diffDays = diff / (24 * 60 * 60 * 1000);

    if (diffMinutes<60){
      if (diffMinutes==0) return "Just updated";
    else if (diffMinutes==1)
        return diffMinutes + " minute ago";
      else
        return diffMinutes + " minutes ago";
    } else if (diffHours<24){
      if (diffHours==1)
        return diffHours + " hour ago";
      else
        return diffHours + " hours ago";
    }else if (diffDays<15){
      if (diffDays==1)
        return diffDays + " day ago";
      else
        return diffDays + " days ago";
    }else {
      return "a long time ago..";
    }
  }
  public static int getDateGap(String thenDate,SimpleDateFormat format){
        Calendar now = Calendar.getInstance();
        Calendar then = Calendar.getInstance();
        now.setTime(new Date());
        try{
          Date date=format.parse(thenDate);
          then.setTime(date);
        }catch(Exception e){
          e.printStackTrace();
          return 100;
        }
        long nowMs = now.getTimeInMillis();
        long thenMs = then.getTimeInMillis();
        
        // Calculate difference in milliseconds
        long diff = nowMs - thenMs;
        return (int) (diff/(24*60*60*1000));
  }
  
}

Java Source Code List