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package se.leap.bitmaskclient.base.utils;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Date;
import java.util.Locale;
/**
* Contains helper methods related to date manipulation.
*
* @author Janak
*/
public class DateHelper {
private static final String DATE_PATTERN = "dd/MM/yyyy";
private static final String DATE_PATTERN_RFC822_NUMERIC_ZONE = "dd MMM yy hh:mm Z"; // RFC822 with numeric zone
private static final int ONE_DAY = 86400000; //1000*60*60*24
public static long getDateDiffToCurrentDateInDays(String startDate) throws ParseException {
SimpleDateFormat sdf = new SimpleDateFormat(DATE_PATTERN, Locale.US);
Date lastDate = sdf.parse(startDate);
Date currentDate = new Date();
return (currentDate.getTime() - lastDate.getTime()) / ONE_DAY;
}
public static String getCurrentDateString() {
SimpleDateFormat sdf = new SimpleDateFormat(DATE_PATTERN, Locale.US);
Date lastDate = new Date();
return sdf.format(lastDate);
}
/**
* Return date in a specific format bitmaskcore can handle.
* @param milliSeconds Date in milliseconds
* @return String representing date in specified format
*/
public static String getFormattedDateWithTimezone(long milliSeconds) throws IllegalArgumentException {
SimpleDateFormat sdf = new SimpleDateFormat(DATE_PATTERN_RFC822_NUMERIC_ZONE, Locale.US);
return sdf.format(milliSeconds);
}
}
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