In this tutorial, we will learn how to create spring boot application
What is Spring boot
Spring Boot makes it easy to create stand-alone, production-grade application. It internally use Spring framework and have embedded tomcat servers, nor need to deploy war in any servers
Also easy to create,configure&run
What You Will learn
End of this tutorial, you will learn to create a spring boot application
Annotation
@SpringBootApplicationDependency
<parent>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-parent</artifactId>
<version>2.2.6.RELEASE</version>
<relativePath /> <!-- lookup parent from repository -->
</parent>Time needed: 30 minutes
Steps
- Navigate to Spring initializr website
Click on this url https://start.spring.io/
- Choose project as Maven
In this tutorial I am using Maven. You can use gradle or groovy also
- Choose language as Java
Here I am using Java. But we have option for Kotlin & Groovy also
- Spring Boot Version
Please select the stable version, I am using 2.2.6
- Enter Group,artifact,Name & description
Enter the groupid,artifactid&name as you wanted
- Packaging as Jar
Choose Jar, But you have option for war also
- Java Verison
Here I am using java 8
- Add Spring Web as dependency
In case you going you want to expose rest service, Click on the add dependency and select spring web.
- Click on the Genreate
Once you filled all these details click on the Generate Button.
It will download .rar format - Extract the downloaded file
Once your download complete, Extract the downloaded .rar file
- Import in Eclipse
After Extracting, Import the project in eclipse
- Navigate to Main Class
Navigate to Main class which will be under src/main/java
and Make sure the class have @SpringBootApplication annotation - Run
Right click the class and choose the Run As –> Java Application
- Verify logs
Once your application starts you can see below logs in console
Tomcat started on port(s): 8080 (http) with context path ''
Updating port to 8080
Started StudentApplication in 22.834 seconds (JVM running for 24.503)Related Articles
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