Prev Next

Spring / Spring interview questions

How do you create bean for class with constructor having arguments?

Using constructor-arg property, we can pass reference to another bean or a value to constructor arguments. index attribute may be used to specify order of arguments. 

<bean id = "user" class = "net.javapedia.User">
      <constructor-arg ref = "fName"/>
      <constructor-arg value = "Miller"/>
   </bean>


public class User {
String fName;
String lName;
User (String fName, String lName) {
this.fName = fName;
this.lName = lName;
}
}

More Related questions...

Explain Spring Framework. What are the advantages of using Spring Framework? What are the different modules in Spring framework? Explain lifecycle of a bean in Spring framework. What is the difference between singleton and prototype bean? What are the types of Dependency Injection Spring supports? What is Bean Factory in Spring? How do I decide between when to use prototype scope and singleton-scoped bean? Different types of IOC. Difference between BeanFactory and ApplicationContext in spring. Type of transaction Management in spring. When do you use programmatic and declarative transaction management? What is Bean Wiring? Types of IoC containers. Explain Aspect oriented Programming. Explain different modes of bean autowiring in Spring Framework. How do I enable annotation based auto wiring in Spring Framework? What is Dependency Injection in Spring framework? Which DI should I prefer, Constructor-based or setter-based in spring? What is Spring annotation? Spring: What are Lazily-instantiated beans? Difference between the setter and constructor injection in Spring. Difference between Dependency Injection and Factory Pattern. What is the default scope of Spring bean? Mention the steps to create a Web application using Spring. How do you create bean for class with constructor having arguments? How does Spring achieve loose coupling? Can we use a final class as spring bean? When Spring creates a CGLIB proxy? When Spring creates a JDK dynamic proxy? Is Spring DTD/XSD mandatory for XML validation? Where I can find the Spring DTD? The main difference between JDK dynamic proxy and CGLib. How do I Inject value into static variables in Spring bean? Can we inject a eum to spring bean? Is spring prototype bean threadsafe? Is request scoped spring beans threadsafe? What is the preferred bean scope for DAO, Service and Controller? Difference between Java bean and spring bean. Mention an alternate DI framework like Spring. How to deploy a Spring Boot project to the Application Server (non-embedded)? What does the word "Actuator" in spring boot refer to? How do I instantiate Spring bean by passing constructor-args programmatically? What is the purpose of @ControllerAdvice Annotation?
Show more question and Answers...

Spring module questions

Comments & Discussions

Interviews Questions

About Javapedia.net

Javapedia.net is for Java and J2EE developers, technologist and college students who prepare of interview. Also this site includes many practical examples.

This site is developed using J2EE technologies by Steve Antony, a senior Developer/lead at one of the logistics based company.

Follow Javapedia updates

contact: javatutorials2016[at]gmail[dot]com

Kindly consider donating for maintaining this website. Thanks.

Copyright © 2026, javapedia.net, all rights reserved. .

DMCA.com Protection Status