18
Jul
Create Bean in Constructor Based with XML
Create Bean in Constructor Based with XML
Step 1: Create Student.java in entitites package
=================================================
package entities;
public class Student {
private String id, name;
private int age;
private double score;
public String getId() {
return id;
}
public void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public double getScore() {
return score;
}
public void setScore(double score) {
this.score = score;
}
}
Step 2: Configuration file:
=============================
Create applicationContextConstructor.xml file containing Beans Definition
<?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:context="http://www.springframework.org/schema/context"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context.xsd">
<bean id="student1" class="entities.Student">
<constructor-arg value="st101"></constructor-arg>
<constructor-arg value="Student1"></constructor-arg>
<constructor-arg value="20"></constructor-arg>
<constructor-arg value="8.1"></constructor-arg>
</bean>
</beans>
Step 3: Client application
===========================
package entities;
import entities.Student;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.context.support.AbstractApplicationContext;
import annotations.StudentConfig;
public class MainConstructorXML {
public static void main(String[] args) {
try {
AbstractApplicationContext context = new AnnotationConfigApplicationContext(StudentConfig.class);
Student student1 = (Student) context.getBean("student1");
System.out.println("Student data from beans ");
System.out.println("Id " + student1.getId());
System.out.println("Name" + student1.getName());
System.out.println("Age " + student1.getAge());
System.out.println("Score" + student1.getScore());
context.close();
} catch (Exception e) {
System.out.println(e.getMessage());
}
}
}
output:
=========
Student data from beans
Id st01
Namestudent1
Age 20
Score8.9
0 comments