Using inheritance can be a valuable time saver for your Spring Framework configurations. In Spring, a bean definition is the configuration information that we provide for beans. For example, bean definition can include property values and constructor arguments of the bean. Bean definition can also include container-specific information, such as init and destroy method settings, […]Continue reading
Introduction Spring provides a way to automatically detect the relationships between various beans. This can be done by declaring all the bean dependencies in Spring configuration file. So, Spring is able to utilize the BeanFactory to know the dependencies across all the used beans. Autowiring Modes Spring supports the following autowiring modes: 1. Autowiring ‘no’: […]Continue reading
As of writing this post, Spring Boot 2.2 was released on October 16th, 2019. This new release is built on Spring Framework 5.2. The Spring Boot 2.2 has a number of great features, which we’ll explore in this post. Spring Framework and Java Spring Framework 5.2 Spring Boot 2.2 uses Spring Framework 5.2. A crucial […]Continue reading
Introduction Often, you will need to connect to more than one data source. Sometimes, this is for security reasons. An example of this is the storage of credit card information. You may wish to store the data elements in multiple data sources. If one of the data sources is compromised the data retrieved is useless […]Continue reading
In this post, I’ll explain how to work with resources in Spring using ResourceLoader. We’ll begin with a brief introduction about resources. Next, we’ll look at the Resource interface and some of its important methods. Finally, we’ll go through its implementations. Introduction: Working With Resources In Spring via ResourceLoader Frequently, we need to read external resources […]Continue reading
Spring Aware Interfaces allow you to hook into the inner workings of the Spring Framework. Though Spring Aware interfaces, you can access the Spring context, or Spring Bean life cycle events. Your Spring beans might require access to framework objects, such as ApplicationContext, BeanFactory, and ResourceLoader . To gain access, a bean can implement one […]Continue reading
In this article, we’ll to learn how to implement the service locator Design Pattern in Spring. We’ll begin with a brief introduction. Next, we’ll introduce an example that benefits from using the pattern. And finally, we’ll work through an implementation in Spring. Introduction: Service Locator Pattern When we begin working with the Spring framework, we run […]Continue reading
You might have heard about GraphQL and how Facebook uses GraphQL in their mobile applications. In this blog, I will show you how to implement GraphQL in a Spring Boot application and let’s see what kind of magic does GraphQL provides. Why GraphQL? If you do not […]Continue reading
Lists are common data structures in Java. Elements in a List have a specific order and can include duplicate elements. List have different implementations based on different use cases. The two key ones are ArrayList and LinkedList. Novice programmers often tend to use both the implementations interchangeably. However, both ArrayList and LinkedList have significant differences […]Continue reading
Timer is a utility class as a facility for Threads to schedule tasks for future execution as a background thread. You can use this class to schedule tasks for one-time execution or for repeated execution at a regular interval. In this post, I’ll explain how to schedule tasks in Java applications using the Timer and […]Continue reading
