Spring Boot provides the @SpringBootApplication annotation [from Spring Boot 1.2.0] in order to enable auto-configuration feature, the @SpringBootApplication annotation performs the work of the three annotations @Configuration, @ComponentScan and @EnableAutoConfiguration. @Configuration - Allows you to register beans or import additional configuration class … [Read more...]
Spring Boot Thymeleaf Example
Thymeleaf is a Java template engine for processing HTML, XML, JavaScript, CSS, and text. In this Spring Boot Thymeleaf Example, we will learn how to configure Thymeleaf with Spring Boot Application and build a simple Employee Details app. … [Read more...]
Spring Boot JPA Tutorial | Spring Data JPA – CrudRepository
In this Spring Boot JPA Tutorial, we will integrate Spring Data JPA into our Spring Boot application. Our Employee management application will be extending CRUDRepository which in turn extends the Repository interface. … [Read more...]
Spring Boot Tomcat JDBC Connection Pool Example | Oracle
In this Spring Boot Tomcat JDBC Connection Pool Example, we will learn how to implement Tomcat JDBC Connection Pool in a Spring Boot application. The Tomcat JDBC Connection Pool is an alternative to Apache Commons DBCP connection pool. Tomcat JDBC Connection Pool is extremely simple due to the very simplified implementation, the line count and source file count are very low … [Read more...]
Spring Boot Logging – Logback | RollingFileAppender + SpringProfile
Logback is the successor of the popular logging framework log4j. Logback is an excellent choice for enterprise applications since it’s fast, simple yet powerful. Common Logging will be automatically included when we use any of the Spring Boot Starter dependencies since they internally include spring-boot-starter-logging. In this Spring Boot Logging - Logback example, we will … [Read more...]
Spring Boot Log4j2 Example | XML + YAML + JSON
Spring Boot by default uses Logback framework for logging when we use Spring Boot Starter dependency. Apache Log4j 2 is the successor of Log4j which provides significant improvements over its predecessor Log4j 1.x and provides many of the features available in Logback. In this Spring Boot Log4j2 Example, we will learn how to configure the log4j 2 framework in Spring boot … [Read more...]
Spring Boot HikariCP Connection Pool Example | MySQL
HikariCP is a lightweight and highly optimized Java connection pool. Connection Pooling is a technique of creating and managing a pool of connections which is already created and ready for use by any process which needs them. In this Spring Boot HikariCP Connection Pool example, we will learn how to use HikariCP with Spring Boot. … [Read more...]
Spring Boot JDBC Connection Pool Example | Apache Commons dbcp2 + MySQL
Connection Pooling is a technique of creating and managing a pool of connections which is already created and ready for use by any process which needs them. Connection Pooling can increase the performance of the application significantly. In order to display the data to the user, the application typically performs the following process creates a connection, connects to the … [Read more...]
Spring Boot RESTful Web Services Example + Spring Data JPA + CRUD
In this Spring Boot RESTful Web Services Example, we will learn how to perform CRUD Operations (Create, Read, Update, Delete) using Spring RESTful Web Services with the support of Spring Data JPA. Our application will be deployed in the embedded Tomcat Server of Spring Boot. We will return the data in the form of both JSON and XML.In REST, manipulation of the resources is … [Read more...]
Spring Boot Kotlin RESTful Web Services CRUD Example using Spring Data JPA + Maven
In our previous example, we have learnt how to build a Hello World application in Kotlin using Spring Boot. In this example, we will go a bit further we will build a Spring Boot Kotlin RESTful Web Services using Spring Data JPA. Our application offers all four CRUD operations using the respective HTTP verbs POST, GET, PUT, DELETE … [Read more...]
Spring Boot with Kotlin Hello World Example+ Maven
In the tutorial, we will learn how to build a simple Hello World application using Spring Boot with Kotlin. Kotlin is a programming language created by JetBrains. It is an object-oriented language including many ideas from functional programming and runs on top of the JVM. In order to build our Kotlin HelloWorld example, we will be using STS (Spring Tool Suite) with Kotlin … [Read more...]
Spring Boot CRUDRepository Example- Spring Data JPA
In this article, we will learn how to integrate Spring Data JPA into our Spring Boot application. We will be extending CrudRepository which in turn extends the Repository interface and hence there is no need for implementing our own methods. We will be creating a Student management application and store the details using Oracle database. … [Read more...]
