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This article mainly shows you "how many ways to start springboot", the content is easy to understand, clear, hope to help you solve doubts, the following let the editor lead you to study and learn "how many ways to start springboot" this article.

Environmental preparation

Create a project

Pom.xml content

4.0.0 cn.tx.springboot tx_demo2 0.0.1-SNAPSHOT jar tx_demo2 Demo project for Spring Boot org.springframework.boot spring-boot-starter-parent 2.0.3.RELEASE UTF- 8 UTF-8 1.8 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot- Starter-test test org.springframework.boot spring-boot-maven-plugin

Launch class TxDemo2Application

@ SpringBootApplicationpublic class TxDemo2Application {public static void main (String [] args) {SpringApplication.run (TxDemo2Application.class, args);}}

Test class TestController

@ RestControllerpublic class TestController {@ RequestMapping ("/ hello") public String hello () {return "hello";}} first: direct main method to start TxDemo2Application

Test access

Second: start through the maven plug-in

Enter:

C:\ Users\ rlsl180506\ Desktop\ tx_demo2 > mvn spring-boot:run

Test access

The third is to access C:\ Users\ rlsl180506\ Desktop\ tx_demo2 > mvn clean package in a jar package.

Enter the path where jar is located to execute

C:\ Users\ rlsl180506\ Desktop\ tx_demo2\ target > java-jar tx_demo2-0.0.1-SNAPSHOT.jar

Test results:

The fourth method runs virtualized through the docker container

First of all, I'm going to be in the docker environment of linux. Secondly, copy the jar typed in step 3 to the specified directory under linux, and change the name to tx_demo2.jar

Mv tx_demo2-0.0.1-SNAPSHOT.jar tx_demo2.jar

Create a DockerFile file

FROM openjdk:8-jdk-alpineARG JAR_FILECOPY ${JAR_FILE} app.jarEXPOSE 10001ENTRYPOINT ["java", "- jar", "/ app.jar"]

Tx_demo2.jar and DockerFile build the image in the same path

Docker build--build-arg JAR_FILE=tx_demo2.jar-t tx_demo2:1.0.

Start the container:

Docker run-p 8080 8080 tx_demo2:1.0

Access test

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