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pom.xml
Employee.java
applicationContext.xml
App.java
Output
Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/SpringDemo_Inheritance_Springbean.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/javaee/tree/master/Spring_2018/SpringDemo_Inheritance_Springbean
Bitbucket Link:
https://bitbucket.org/ramram43210/spring/src/463ef0439e374e3884b06b8ead881ecf3ac4364f/Spring_2018/SpringDemo_Inheritance_Springbean/?at=master
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https://www.youtube.com/watch?v=IOY_JH0ntFM&list=UUhwKlOVR041tngjerWxVccw
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Spring bean configuration for inheritance |
Spring bean configuration for inheritance |
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0%20http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ram.core</groupId>
<artifactId>SpringDemo</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>SpringDemo</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.0.2.RELEASE</spring.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring 5 dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
</dependencies>
</project>
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0%20http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ram.core</groupId>
<artifactId>SpringDemo</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>SpringDemo</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.0.2.RELEASE</spring.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring 5 dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
</dependencies>
</project>
Employee.java
package com.ram.model;
public class Employee
{
private int id;
private String name;
private String countryName;
public int getId()
{
return id;
}
public void setId(int id)
{
this.id = id;
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
public String getCountryName()
{
return countryName;
}
public void setCountryName(String countryName)
{
this.countryName = countryName;
}
@Override
public String toString()
{
return "Employee [id=" + id + ", name=" + name + ", countryName="
+ countryName + "]";
}
}
public class Employee
{
private int id;
private String name;
private String countryName;
public int getId()
{
return id;
}
public void setId(int id)
{
this.id = id;
}
public String getName()
{
return name;
}
public void setName(String name)
{
this.name = name;
}
public String getCountryName()
{
return countryName;
}
public void setCountryName(String countryName)
{
this.countryName = countryName;
}
@Override
public String toString()
{
return "Employee [id=" + id + ", name=" + name + ", countryName="
+ countryName + "]";
}
}
applicationContext.xml
<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-4.3.xsd">
<bean id="baseEmployeeJapan" class="com.ram.model.Employee">
<property name="countryName" value="Japan" />
</bean>
<bean id="employee1" class="com.ram.model.Employee" parent="baseEmployeeJapan">
<property name="id" value="32" />
<property name="name" value="Peter" />
</bean>
<bean id="employee2" class="com.ram.model.Employee" parent="baseEmployeeJapan">
<property name="id" value="33" />
<property name="name" value="John" />
</bean>
</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-4.3.xsd">
<bean id="baseEmployeeJapan" class="com.ram.model.Employee">
<property name="countryName" value="Japan" />
</bean>
<bean id="employee1" class="com.ram.model.Employee" parent="baseEmployeeJapan">
<property name="id" value="32" />
<property name="name" value="Peter" />
</bean>
<bean id="employee2" class="com.ram.model.Employee" parent="baseEmployeeJapan">
<property name="id" value="33" />
<property name="name" value="John" />
</bean>
</beans>
App.java
package com.ram.core;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.model.Employee;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
System.out.println("---------------------------------------");
Employee employee1 = (Employee) context.getBean("employee1");
System.out.println(
"Got employee1 object from the ApplicationContext(Spring Container)");
System.out.println(employee1);
System.out.println("---------------------------------------");
Employee employee2 = (Employee) context.getBean("employee2");
System.out.println(
"Got employee2 object from the ApplicationContext(Spring Container)");
System.out.println(employee2);
}
}
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.model.Employee;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
System.out.println("---------------------------------------");
Employee employee1 = (Employee) context.getBean("employee1");
System.out.println(
"Got employee1 object from the ApplicationContext(Spring Container)");
System.out.println(employee1);
System.out.println("---------------------------------------");
Employee employee2 = (Employee) context.getBean("employee2");
System.out.println(
"Got employee2 object from the ApplicationContext(Spring Container)");
System.out.println(employee2);
}
}
Output
Aug 01, 2018 9:57:05 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@5b37e0d2: startup date [Wed Aug 01 09:57:05 IST 2018]; root of context hierarchy
Aug 01, 2018 9:57:05 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
---------------------------------------
Got employee1 object from the ApplicationContext(Spring Container)
Employee [id=32, name=Peter, countryName=Japan]
---------------------------------------
Got employee2 object from the ApplicationContext(Spring Container)
Employee [id=33, name=John, countryName=Japan]
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@5b37e0d2: startup date [Wed Aug 01 09:57:05 IST 2018]; root of context hierarchy
Aug 01, 2018 9:57:05 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
---------------------------------------
Got employee1 object from the ApplicationContext(Spring Container)
Employee [id=32, name=Peter, countryName=Japan]
---------------------------------------
Got employee2 object from the ApplicationContext(Spring Container)
Employee [id=33, name=John, countryName=Japan]
Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/SpringDemo_Inheritance_Springbean.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/javaee/tree/master/Spring_2018/SpringDemo_Inheritance_Springbean
Bitbucket Link:
https://bitbucket.org/ramram43210/spring/src/463ef0439e374e3884b06b8ead881ecf3ac4364f/Spring_2018/SpringDemo_Inheritance_Springbean/?at=master
See also:
Excellent article and this helps to enhance your knowledge regarding new things. Waiting for more updates.
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