1.修改打包方式
<packaging>war</packaging>
2.修改或增加maven插件
<build>
<!-- 生成war包的名称,即项目的名称 -->
<finalName>roger</finalName>
<plugins>
<!-- maven 打包的时候告诉maven不需要web.xml,否则会报找不到web.xml错误 -->
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
<version>2.6</version>
<configuration>
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.1</version>
<configuration>
<source>1.8</source><!-- 这里要和服务器的版本一致-->
<target>1.8</target><!-- 这里要和服务器的版本一致-->
</configuration>
</plugin>
</plugins>
</build>
注意:
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version><!-- 这里要和服务器的版本一致-->
</properties>
3.去除内嵌tomcat后,需要添加servlet依赖
<!-- 添加Web组件,SpringBoot默认使用的是SpringMVC-->
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<!-- 去除内嵌tomcat -->
<exclusions>
<exclusion>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-tomcat</artifactId>
</exclusion>
</exclusions>
</dependency>
<!--添加servlet的依赖-->
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>javax.servlet-api</artifactId>
<version>3.1.0</version>
<scope>provided</scope>
</dependency>
4.修改启动类,并重写初始化方法,继承SpringBootServletInitializer重写configure方法
package com.roger.springboot;
import lombok.extern.slf4j.Slf4j;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
import org.springframework.context.annotation.ComponentScan;
import org.springframework.web.bind.annotation.RestController;
@RestController
@EnableAutoConfiguration
@ComponentScan(basePackages = {"com.roger.springboot.controller"})
@Slf4j
public class AppTomcatBootstrap extends SpringBootServletInitializer {
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(AppTomcatBootstrap.class);
}
public static void main(String[] args) {
SpringApplication.run(AppTomcatBootstrap.class,args);
}
}