如何将SpringBoot项目打成 war 包并部署到Tomcat

  <packaging>war</packaging>

 <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>

   <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
                <!--配置springboot入口类-->
                <configuration>
                    <fork>true</fork>
                    <jvmArguments>Dfile.encoding=UTF-8</jvmArguments>
                    <!--配置入口类的标签名-->
                    <mainClass>com.Application</mainClass>
                </configuration>
            </plugin>
        </plugins>
    </build>

        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <!--打包不参与-->
        <dependency>
            <groupId>org.apache.tomcat.embed</groupId>
            <artifactId>tomcat-embed-jasper</artifactId>
            <scope>provided</scope>
        </dependency>
        <!--打包不参与，也就是打包去掉tomcat-->
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <scope>provided</scope>
        </dependency>

@SpringBootApplication
public class Application extends SpringBootServletInitializer {
 
    @Override  //这个表示使用外部的tomcat容器
    protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
        // 注意这里要指向原先用main方法执行的启动类
        return builder.sources(Application.class);
    }
 
    public static void main(String[] args) {
        SpringApplication.run(Application.class, args);
    }
}

<Context path="/" docBase="redis_tools-1.0-SNAPSHOT" debug="0" privileged="true"/>