java.util.Date date1=...;
java.util.Date date2=...;
//date2 > date1;

java.util.GregorianCalendar calendar1 = new GregorianCalendar(date1);
java.util.GregorianCalendar calendar2 = new GregorianCalendar(date1);

java.util.GregorianCalendar current = new GregorianCalendar(date1);

current.add(Calendar.DATE,  1 );            

while (current.get(Calendar.YEAR)<=last.get(Calendar.YEAR) && 
         current.get(Calendar.MONTH)<=last.get(Calendar.MONTH) &&   
         current.get(Calendar.DATE)<last.get(Calendar.DATE) ) {
    //current - date between date1, date2;
    System.out.println(current.getTime());
    //go to next day
    current.add(Calendar.DATE,  1 );            
}