<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

 <bean id="helloWorld" class="com.yiibai.HelloWorld">
  <property name="message1" value="Hello World!"/>
  <property name="message2" value="Hello Second World!"/>
 </bean>

 <bean id="helloIndia" class="com.yiibai.HelloIndia"
  parent="helloWorld">
  <property name="message1" value="Hello India!"/>
  <property name="message3" value="Namaste India!"/>
 </bean>

</beans>

package com.yiibai;

public class HelloWorld {
 private String message1;
 private String message2;

 public void setMessage1(String message){
  this.message1 = message;
 }

 public void setMessage2(String message){
  this.message2 = message;
 }

 public void getMessage1(){
  System.out.println("World Message1 : " + message1);
 }

 public void getMessage2(){
  System.out.println("World Message2 : " + message2);
 }
}

package com.yiibai;

public class HelloIndia {
 private String message1;
 private String message2;
 private String message3;

 public void setMessage1(String message){
  this.message1 = message;
 }

 public void setMessage2(String message){
  this.message2 = message;
 }

 public void setMessage3(String message){
  this.message3 = message;
 }

 public void getMessage1(){
  System.out.println("India Message1 : " + message1);
 }

 public void getMessage2(){
  System.out.println("India Message2 : " + message2);
 }

 public void getMessage3(){
  System.out.println("India Message3 : " + message3);
 }
}

package com.yiibai;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class MainApp {
 public static void main(String[] args) {
  ApplicationContext context = 
    new ClassPathXmlApplicationContext("Beans.xml");

  HelloWorld objA = (HelloWorld) context.getBean("helloWorld");

  objA.getMessage1();
  objA.getMessage2();

  HelloIndia objB = (HelloIndia) context.getBean("helloIndia");
  objB.getMessage1();
  objB.getMessage2();
  objB.getMessage3();
 }
}

World Message1 : Hello World!
World Message2 : Hello Second World!
India Message1 : Hello India!
India Message2 : Hello Second World!
India Message3 : Namaste India!

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

 <bean id="beanTeamplate" abstract="true">
  <property name="message1" value="Hello World!"/>
  <property name="message2" value="Hello Second World!"/>
  <property name="message3" value="Namaste India!"/>
 </bean>

 <bean id="helloIndia" class="com.yiibai.HelloIndia"
  parent="beanTeamplate">
  <property name="message1" value="Hello India!"/>
  <property name="message3" value="Namaste India!"/>
 </bean>

</beans>

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

 <bean id="outerBean" class="...">
  <property name="target">
   <bean id="innerBean" class="..."/>
  </property>
 </bean>

</beans>

package com.yiibai;

public class TextEditor {
 private SpellChecker spellChecker;

 // a setter method to inject the dependency.
 public void setSpellChecker(SpellChecker spellChecker) {
  System.out.println("Inside setSpellChecker." );
  this.spellChecker = spellChecker;
 }
 // a getter method to return spellChecker
 public SpellChecker getSpellChecker() {
  return spellChecker;
 }

 public void spellCheck() {
  spellChecker.checkSpelling();
 }
}

package com.yiibai;

public class SpellChecker {
 public SpellChecker(){
  System.out.println("Inside SpellChecker constructor." );
 }

 public void checkSpelling(){
  System.out.println("Inside checkSpelling." );
 }
 
}

package com.yiibai;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

public class MainApp {
 public static void main(String[] args) {
  ApplicationContext context = 
    new ClassPathXmlApplicationContext("Beans.xml");

  TextEditor te = (TextEditor) context.getBean("textEditor");

  te.spellCheck();
 }
}

<?xml version="1.0" encoding="UTF-8"?>

<beans xmlns="http://www.springframework.org/schema/beans"
 xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
 xsi:schemaLocation="http://www.springframework.org/schema/beans
 http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">

 <!-- Definition for textEditor bean using inner bean -->
 <bean id="textEditor" class="com.yiibai.TextEditor">
  <property name="spellChecker">
   <bean id="spellChecker" class="com.yiibai.SpellChecker"/>
  </property>
 </bean>

</beans>

Inside SpellChecker constructor.
Inside setSpellChecker.
Inside checkSpelling.