This week's book giveaway is in the OCAJP forum. We're giving away four copies of OCA Java SE 8 Programmer I Study Guide 1Z0-808 and have Jeanne Boyarsky & Scott Selikoff on-line! See this thread for details.
Do you mean you have a java.sql.Date and java.sql.Time? If I remember right, they are just java.util.Date subclasses that zero out the time and date parts respectively. I think it should be enough to getTime() from both and combine them with a bitwise and. Like: