SpringBoot工程通过war包方式部署到外部Tomcat容器的操作步骤

• IDEA开发工具
  
• Tomcat容器
  

    <!-- springboot父工程依赖 -->
    <parent>
        <groupId>org.springframework.boot</groupId>
        <artifactId>spring-boot-starter-parent</artifactId>
        <version>2.3.0.RELEASE</version>
        <relativePath/>
    </parent>
    <!-- 依赖 -->
    <dependencies>
        <!-- web模块依赖 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!-- tomcat依赖 war包部署方式时候添加该依赖 -->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <scope>provided</scope>
        </dependency>
    </dependencies>
    <!-- 插件 -->
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
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package com.gitee.zblog;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.ServletComponentScan;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
/**
 * @version 1.0.0
 * @Description: #启动类
 * @Date: 2022/1/10 21:38
 * @Copyright (C) ZhuYouBin
 */
@SpringBootApplication
@ServletComponentScan  // war包部署时候,添加该注解
public class Application extends SpringBootServletInitializer {
    // war包部署时候,继承SpringBootServletInitializer类,重写configure方法
    @Override
    protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
        return application.sources(Application.class);
    }
    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }
}
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package com.gitee.zblog.test;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
/**
 * @version 1.0.0
 * @Description: #类描述
 * @Date: 2022/1/10 21:44
 * @Copyright (C) ZhuYouBin
 */
@RestController
@RequestMapping("/test")
public class TestController {
    @GetMapping("/hello")
    protected String demo() {
        return "<h1>Hello World</h1>";
    }
}
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