Project Structure:

Operation.java

package com.spring.core;
import org.springframework.stereotype.Component;
@Component
public class Operation {
    public int performOperation(int num1, int num2)
    {
        return num1+num2;
    }
}

Calculator.java

package com.spring.core;
import org.springframework.beans.factory.annotation.Autowired;
import com.spring.core.Operation;
public class Calculator {
    private Operation operation;
    @Autowired
    public Calculator(Operation operation)
    {
        this.operation=operation;
    }
    public int calculate(int num1, int num2)
    {
        return operation.performOperation(num1,num2);
    }
    
}

config1.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="id5" class="com.spring.core.Operation"/>
    <bean id="id6" class="com.spring.core.Calculator">
    <constructor-arg ref="id5"/>
</bean>

</beans>

MainApp.java

package com.spring.core;
import org.springframework.context.ApplicationContext;
import
org.springframework.context.support.ClassPathXmlApplicationContext;
import com.spring.core.Calculator;
public class MainApp {
    public static void main(String[] args) {
        ApplicationContext context;
        context=new

        ClassPathXmlApplicationContext("config1.xml");

        Calculator calculator=(Calculator)context.getBean("id6");
        System.out.println("sum
        is:"+calculator.calculate(30,40));
    }
}

pom.xml

<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
    https://maven.apache.org/xsd/maven-4.0.0.xsd">
    <modelVersion>4.0.0</modelVersion>
    <groupId>com.spring</groupId>
    <artifactId>SpringDemo</artifactId>
    <version>0.0.1-SNAPSHOT</version>
    <dependencies>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-core</artifactId>
            <version>5.3.14</version>
        </dependency>
        <dependency>
            <groupId>org.springframework</groupId>
            <artifactId>spring-context</artifactId>
            <version>5.3.14</version>
        </dependency>

    </dependencies>
</project>

Run MainApp.java(Run As Java Application), we will get following output: