Java™ How To Program (Early Objects), Tenth Edition

Class AddressBookDisplay

The AddressBookDisplay (Fig. 24.32) application uses a PersonQueries object to interact with the database. Line 59 creates the PersonQueries object. When the user presses the Browse All Entries JButton, the browseButtonActionPerformed handler (lines 309–335) is called. Line 313 calls the method getAllPeople on the PersonQueries object to obtain all the entries in the database. The user can then scroll through the entries using the Previous and Next JButtons. When the user presses the Find JButton, the queryButtonActionPerformed handler (lines 265–287) is called. Lines 267–268 call method getPeopleByLastName on the PersonQueries object to obtain the entries in the database that match the specified last name. If there ...