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Drools Spring Integration 1. Introduction In this quick tutorial, we’re going to integrate Drools with Spring. If you’re just getting started with Drools, check out this intro article. 2. Maven Dependencies Let’s start by adding the following dependencies to our pom.xml file: <dependency> <groupId>org.drools</groupId> <artifactId>drools-core</artifactId> <version>7.0.0.Final</version> </dependency> <dependency> <groupId>org.kie</groupId> <artifactId>kie-spring</artifactId>… Continue Reading drools-spring-integration

Spring Properties File Outside jar 1. Overview Property files are a common method that we can use to store project-specific information. Ideally, we should keep it external to the packaging to be able to make changes to the configuration as and when required. In this quick tutorial, we’ll look into… Continue Reading spring-properties-file-outside-jar

Spring Events 1. Overview In this article, we’ll be discussing how to use events in Spring. Events are one of the more overlooked functionalities in the framework but also one of the more useful. And – like many other things in Spring – event publishing is one of the capabilities provided… Continue Reading spring-events

A Quick Example of Spring Websockets’ @SendToUser Annotation 1. Overview In this quick tutorial, we’re going to illustrate how to send a message to a specific session or particular user using Spring WebSockets. For an introduction to the above module, please refer to this article. 2. WebSocket Configuration First of… Continue Reading spring-websockets-sendtouser

Spring Application Context Events 1. Introduction In this tutorial, we’ll learn about the event support mechanism provided by the Spring framework. We’ll explore the various built-in events provided by the framework and then see how to consume an event. To learn about creating and publishing custom events, have a look… Continue Reading spring-context-events

Guide to Spring Retry 1. Overview Spring Retry provides an ability to automatically re-invoke a failed operation. This is helpful where the errors may be transient in nature (like a momentary network glitch). Spring Retry provides declarative control of the process and policy-based behavior that is easy to extend and… Continue Reading spring-retry

BeanNameAware and BeanFactoryAware Interfaces in Spring Spring 1. Overview In this quick tutorial, we’re going to focus on the BeanNameAware and BeanFactoryAware interfaces, in the Spring Framework. We’ll describe each interface separately with the pros and cons of their usage. 2. Aware Interface Both BeanNameAware and BeanFactoryAware belong to the org.springframework.beans.factory.Aware root marker interface. This uses setter injection… Continue Reading spring-bean-name-factory-aware