package org.andromda.utils.beans.comparators;
import java.io.Serializable;
import java.util.Comparator;
import java.util.Date;
/**
* Used to sort by Date values
*
* @author Chad Brandon
*/
class DateComparator
implements Comparator,
Serializable
{
/**
* Used to sort Date values, both objects are assumed to be assignable
* to java.util.Date
*/
public int compare(
final Object objectA,
final Object objectB)
{
final Date aAsDate = (Date)objectA;
final Date bAsDate = (Date)objectB;
int result = 0;
if (bAsDate.after(aAsDate))
{
// set result to a negative integer if the first argument of this
// method is less than the second
result = -1;
}
else if (aAsDate.after(bAsDate))
{
// set result to a positive integer if the first argument of this
// method is greater than the second
result = 1;
}
return result;
}
}