Compare two dates

import oracle.jbo.domain.Date;

Date scoStartDate = null; 
Date scoEndDate = null; 
  
scoStartDate = (Date)rowi.getScoRoleStartDate();  // Capturing dates from RowImpl 
scoEndDate = (Date)rowi.getScoRoleEndDate();  // Capturing dates from RowImpl 
  
java.sql.Date javaSqlDate = scoStartDate.dateValue(); 

if (scoEndDate.dateValue().before(javaSqlDate)) 
{ 
           //throw Exception 
}