Spring Retry in Action

Overview In this blog, we will configure and use Spring Retry logic using Spring Application. For the use case where you need to re-invoke a failed operation or call a method again on failure. Spring Retry provides declarative retry support for Spring applications. Install Dependencies Link for other versions of Read more…

RestTemplate in Spring

Overview RestTemplate reduces boilerplate code and enforces RESTful principles. In this post, we will discuss different ways in which we can use RestTemplate HTTP GET call HTTP POST call HTTP Exchange call HTTP DELETE call GET call Get entry point has two methods getForEntity: returns ResponseEntity which can be used to Read more…

Jackson JSON infinite recursion problem

Overview In this blog, we will cover a very common issue that causes the Infinity loop aka (Jackson JSON infinite recursion) when using @ManyToOne and @OneToMany relation between entities and how we can resolve them. Sample Code being used Error ERROR 26260 — [nio-8080-exec-3] o.a.c.c.C.[.[.[/].[dispatcherServlet] : Servlet.service() for servlet [dispatcherServlet] Read more…

Session Replication in Tomcat

Overview In this blog, we will cover What is Session Replication? How to configure Session replication into multiple Server running in a Cluster. Session Replication When it comes to the high availability of Application, we generally run our server as a Cluster of multiple servers running using Load Balancer. But what Read more…

Configure Load Balancing with Nginx

Overview In this post, we will cover the following points What is Nginx? Install Nginx Configuring Nginx as a load balancer What is Nginx? NGINX is open source software for web serving, reverse proxying, caching, load balancing, media streaming, and more. Install Nginx Once done start serevr using below command If Read more…