idea使用外置tomcat配置springboot详细步骤
- 创建一个maven项目
- 导入springboot依赖,注意底下注释部分
<?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <modelVersion>4.0.0</modelVersion> <groupId>com.znsd.springboot</groupId> <artifactId>springboot-jsp</artifactId> <version>1.0-SNAPSHOT</version> <!-- 一定要声明war包 --> <packaging>war</packaging> <parent> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-parent</artifactId> <version>2.3.12.RELEASE</version> <relativePath/> <!-- lookup parent from repository --> </parent> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <!-- 去除springboot默认tomcat依赖,让其在生成war包时无效, --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-tomcat</artifactId> <!--在编译和测试有效,生成war包时无效--> <scope>provided</scope> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> <exclusions> <exclusion> <groupId>org.junit.vintage</groupId> <artifactId>junit-vintage-engine</artifactId> </exclusion> </exclusions> </dependency> </dependencies> <build> <plugins> <plugin> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-maven-plugin</artifactId> </plugin> </plugins> </build> </project>
完成下图操作保存即可
配置tomcat启动项
配置视图解析器
创建一个springboot主程序
@SpringBootApplication public class SpringBootMain { public static void main(String[] args) { SpringApplication.run(SpringBootMain.class,args); } }
必须编写一个SpringBootServletInitializer的子类,并调用configure方法里面的固定写法
public class ServletInitializer extends SpringBootServletInitializer { @Override protected SpringApplicationBuilder configure(SpringApplicationBuilder application) { //传入SpringBoot的主程序, return application.sources(SpringBootMain.class); } }
然后启动tomcat,控制台输出了spring就启动成功了
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