Spring Inheritance Example

Spring Inheritance Example

Car.java

package com.deepsingh44.model; public class Car { private String name; private float price; public String getName() { return name; } public void setName(String name) { this.name = name; } public float getPrice() { return price; } public void setPrice(float price) { this.price = price; } }

MyCar.java

package com.deepsingh44.model; public class MyCar { private String name; private float price; private String avg; public String getName() { return name; } public void setName(String name) { this.name = name; } public float getPrice() { return price; } public void setPrice(float price) { this.price = price; } public String getAvg() { return avg; } public void setAvg(String avg) { this.avg = avg; } }

Test.java

package com.deepsingh44.model; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Test { public static void main(String[] args) { ApplicationContext ac = new ClassPathXmlApplicationContext("spring_config.xml"); Object o = ac.getBean("mycar"); MyCar car = (MyCar) o; System.out.println(car.getName()); System.out.println(car.getPrice()); System.out.println(car.getAvg()); } }

spring_config.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="car" class="com.deepsingh44.model.Car" abstract="true"> <property name="name" value="xyz"></property> <property name="price" value="450000"></property> </bean> <bean id="mycar" class="com.deepsingh44.model.MyCar" parent="car"> <property name="avg" value="30"></property> </bean> </beans>