package proto; public class BasePull { class Customer { Company off; private String add; public Company getOff() { return off; } public void setOff(Company off) { this.off = off; } public String getAdd() { return off.getAdd(); } private void update() { Company y1 = off; String z2 = y1.getAdd(); String z3 = z2; this.add = z3; } } class Company { String add; public String getAdd() { return add; } public void setAdd(String add) { this.add = add; } } }