In this tutorial, I show you how to integrate Thymeleaf with Jakarta EE Servlet to replace using JSP in Jakarta EE Servlet applications. First, I will create a new Jakarta EE Servlet Maven project as an example: Thymeleaf dependency is as follows: <dependency> <groupId>org.thymeleaf</groupId> <artifactId>thymeleaf</artifactId>… Read More
In the previous post, I showed you how to auto component scan using the configuration in the XML file. In this tutorial, I show you how to do this with Java code using the @ComponentScan annotation. First, I will create a new Maven project as… Read More
A problem for applications that use Websocket is when deploying these applications with many different instances, handling requests from users with load balancer, the functionality of the application still works normally, the user still connects to the application and receives messages through Websocket without any… Read More
Socket.IO has 2 main Java implementations Socket.IO Java and Netty-socketio. Netty-socketio only implements Socket.IO 2.x and Socket.IO Java implements the latest version of Socket.IO. Therefore, if you want to implement a Websocket server with Socket.IO using Java, please use the version of Socket.IO Java! In… Read More
RabbitMQ’s Docker Hub page provides us with Docker Images including the Management plugin using Alpine Linux (a Linux version is optimized for a very small size). You can use tags with names ending with management-alpine to install RabbitMQ using Docker Compose. My example is as… Read More
In Java, to prevent the inheritance of a certain class, we will use the final keyword to declare that class. Examples are as follows: package com.huongdanjava.javaexample; public final class JavaExample { public static void main(String[] args) { } class Test extends JavaExample { } }… Read More
