HelloSerevlet.java   import java.io.IOException; import java.io.Writer; import java.util.HashMap; import java.util.Map; import javax.servlet.ServletException; import javax.servlet.annotation.

import java.io.File; import java.io.IOException; import java.io.OutputStreamWriter; import java.io.Writer; import java.util.HashMap; import java.util.Map; import freemarker.template.Configurat

Address.java public class Address { private String country; private String city; public Address(String country, String city) { super(); this.country = country; this.city = city