Practical 6 Additional Q1

public class Entry { private String title, name, address; // Purpose of a constructor: // Initialise instance variables public Entry(String title, String name, String address){ this.title = title; this.name = name; this.address = address; } //end constructor public void setTitle(String title){ this.title = title; } public void setName(String name){ this.name = name; } public void setAddress(String address){ this.address = address; } public void printEntryDetails(){ System.out.println("To:" + title + " " + name); System.out.println("Address:" + address + "\n"); } //end printEntryDetails }//end class

public class AddressBook { public static void main(String[] args) { Entry entry1, entry2, entry3; entry1 = new Entry("Mr.", "Chris Howard Shin", "1 Elm Street S(123456)"); entry2 = new Entry("Miss", "Mary Lim", "Blk 222 Hougang Ave 4 S(530222)"); entry3 = new Entry("Mr.", "John Tang", "Blk 333 Hougang Ave 1 S(530333)"); entry1.printEntryDetails(); entry2.printEntryDetails(); entry3.printEntryDetails(); entry1.setName("TCS"); entry2.setTitle("Mrs"); entry3.setAddress("Blk 333 Ang Mo Kio Ave 1 S(530333)"); entry1.printEntryDetails(); entry2.printEntryDetails(); entry3.printEntryDetails(); } //end main }//end class