The method of packaging springboot into war and deploying to tomcat container

This article mainly explains "the method of deploying springboot into war to tomcat container". The explanation in this article is simple and clear, easy to learn and understand. Please follow the ideas of Xiaobian and go deep into it slowly to study and learn "the method of deploying springboot into war to tomcat container" together!

Step 1: Modify pom.xml to add war

Step 2: Remove tomcat components

org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-tomcat

Step 3: introduce servletjar, tomcat related jar

javax.servlet javax.servlet-api 3.1.0 provided org.apache.tomcat tomcat-servlet-api 8.0.36 provided

Step 4: Note that finalName is the name of the project.

org.springframework.boot spring-boot-maven-plugin demo

Step 5: Modify the startup class

import org.springframework.boot.SpringApplication;import org.springframework.boot. autofigure.SpringBootApplication;import org.springframework.boot.builder.SpringApplicationBuilder;import org.springframework.boot.web.support.SpringBootServletInitializer;@SpringBootApplication //spring boot startup public class StartApp extends SpringBootServletInitializer { @Override protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) { return builder.sources(StartApp.class); } public static void main(String[] args) { SpringApplication.run(StartApp.class, args); }}

Step 6: Use the maven command mvn clean package to package into war

Then drop war into the webapp directory and start tomcat

Note: modify your tomcat port number oh, the port number configured in the original project configuration file is invalid.

Start tomcat access

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