In SQL, the GROUP BY statement returns the set of records having the same value in particular criteria. For example, you have a table that contains student information, each student coming from a different country. Use the GROUP BY statement according to national criteria, you… Read More
Reactive Programming is a programming model in which any change in the object that has other objects reference to, the objects reference therein recognize the change of the object. One good example of this is that if you study Reactive Programming on the web, you… Read More
When working with Mule ESB, it’s likely that you will have multiple Mule applications using the same resource. For example, you have several Mule applications that are related, deployed to the same server, and some of these applications use the HTTP Listener Connector with the… Read More
Mule Domain Project in Mule ESB is a project that contains common resources between Mule applications, meaning that applications can reuse the Mule Component defined in the Mule Domain Project. In this tutorial, I will guide you how to create a Mule Domain Project in… Read More
In the previous tutorial, I introduced to you all about the Future object in Java and I also told you that when using the get() method of the Future object, our program will be blocked until when all the tasks completed. To solve this blocking… Read More
In this tutorial, I will show you how to read properties files in Spring using the util namespace. First, I will create a Maven project as an example: The contents of the Application class are as follows:
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package com.huongdanjava.spring; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Application { public static void main(String[] args) { ApplicationContext context = new ClassPathXmlApplicationContext("spring.xml"); } } |
I will use Java 17 for this… Read More
In this tutorial, I will show you how to read file properties in Spring using the context namespace. But first, let’s create an example project. I will use Java 17 for this example:
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<properties> <maven.compiler.source>17</maven.compiler.source> <maven.compiler.target>17</maven.compiler.target> </properties> |
Spring framework dependency:
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<dependency> <groupId>org.springframework</groupId> <artifactId>spring-context</artifactId> <version>6.0.3</version> </dependency> |
Class Application:
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package com.huongdanjava.spring; import org.springframework.context.ApplicationContext; import org.springframework.context.support.ClassPathXmlApplicationContext; public class Application { public static void main(String[] args) { ApplicationContext context = new ClassPathXmlApplicationContext("spring.xml"); } } |
In our example, the… Read More
The @RequestMapping annotation beside allows us to define the request URL, it also allows us to define the HTTP request method for the controller in Spring MVC using its method attribute. In this tutorial, we will learn more about this method property. In the project that… Read More
In the MVC model, the controller receives the request from the user, processes the request, builds the data for the view (model), and selects the view to return the result to the user. In this tutorial, we will look at an overview about the controller… Read More
The Spring Boot Dashboard is a function of the Spring Tool Suite which allows us to manage all applications that use Spring Boot in our workspace. Using the Spring Boot Dashboard, in addition to starting and stopping one or more Spring Boot applications, it also… Read More
