EDA – Event Driven Architecture

Event-driven architecture (EDA) is a push-based communication between publisher and consumer, which predominantly use for proactive notification in real time environment.
For e.g. Fraud notification from credit card Company, shipping, order fulfillment etc.
EDA use to communicate with consumer with minimum or no delay and avoid busy-wait thread stats. Continue reading

Grails – GORM Tutorial

Grails is known as domain driven language that means we can build application using bottom to top approach which is more nearer to object oriented programming. GORM (Grail Object Relational Mapping) uses intern Hibernate to map the domain with table which gives life to Domain modeling. If we combined everything just only based on domain we could build the whole web application. Scaffolding can bring domain design directly to visible state to business users with extra involvement Continue reading

Grails a Spring MVC Framework

Grails is based on the Model-View-Controller (MVC) architectural pattern and favors convention over configuration Grails framework build on top of Spring MVC. It uses URL to identify the action & view and process CRUD using domain. Business logic constitute in Grails services which could be wired with controller using Spring DI (Dependency Injection) mechanism. Continue reading