SIByRef

class Address{
    private String addressLine1;
    private String city;
    private String state;
    private String country;
    
    //getter and setter for the variables;
    public String toString(){
        return addressLine1+" "+city+" "+state+" "+country;
    }
}

class Employee{
    private int id;
    private String name;
    private Address address;
    
    public void setId(int id){
        this.id = id;
    }
    public int getId(){
        return id;
    }
     public String setId(String name){
        this.name = name;
    }
    public String getName(){
        return name;
    }
     public Address getAddress();
        return address;
    public void setAddress(Address address){
        this.address = address;
    }
    
    public void display(){
        System.out.println("Id:"+id+" Name"+name)
        System.out.println(address);
    }
}

//applicationContext.xml

<?xml version="1.0" encoding="UTF-8"?>  
<beans  
    xmlns="http://www.springframework.org/schema/beans"  
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"  
    xmlns:p="http://www.springframework.org/schema/p"  
    xsi:schemaLocation="http://www.springframework.org/schema/beans  
                http://www.springframework.org/schema/beans/spring-beans-3.0.xsd"> 
    <bean id="address1" class="Address">
    <property name="addressLine1" value="something"></property>
    <property name="city" value="Bangalore"></property>
    <property name="state" value="Karnataka"></property>
    <property name="Country" value="India"></property>
    </bean>
 <bean id="EmployeeBean" class="Employee">
 <property name="id"><value>20</value></property>
  <property name="name"><value>maha</value></property> </bean>
   //<property name="city"><value>Bangalore</value></property>
   <property name="address" ref="address1"></propety>
</beans>

//Test.java

public class Test{
    public static void main(String[] args){
        Resource resource = new ClassPathResource("applicationContext.xml");
        Factory factory = new BeanFactory(resource);
        
        Employee employee = (Employee)factory.getBean(EmployeeBean);
        employee.display();
    }
}