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  • SpringBoot2.x打包成war(看这篇就够了)

    springboot默认打包成jar,如果想打包成war,则需要做以下三步。

    1.修改pom.xml文件

      a.将jar改成war

    1 <groupId>com.test</groupId>
    2 <artifactId>01-springboot-HelloWorld</artifactId>
    3 <version>0.0.1-SNAPSHOT</version>
    4 <packaging>war</packaging>

      b.移除spring-boot-starter-web中嵌入式tomcat插件

     1 <!-- Add typical dependencies for a web application -->
     2 <dependency>
     3     <groupId>org.springframework.boot</groupId>
     4     <artifactId>spring-boot-starter-web</artifactId>
     5     <!-- 移除嵌入式tomcat插件 -->
     6     <exclusions>
     7         <exclusion>
     8             <groupId>org.springframework.boot</groupId>
     9             <artifactId>spring-boot-starter-tomcat</artifactId>
    10         </exclusion>
    11     </exclusions>
    12 </dependency>

       c.增加servlet引用

    1 <dependency>
    2     <groupId>javax.servlet</groupId>
    3     <artifactId>javax.servlet-api</artifactId>
    4     <scope>provided</scope>
    5 </dependency>

    2.增加启动类

     1 import org.springframework.boot.builder.SpringApplicationBuilder;
     2 import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
     3 
     4 
     5 /**
     6  * 修改启动类,继承 SpringBootServletInitializer 并重写 configure 方法
     7  */
     8 public class SpringBootStartApplication extends SpringBootServletInitializer {
     9 
    10     @Override
    11     protected SpringApplicationBuilder configure(SpringApplicationBuilder builder) {
    12          // 注意这里要指向原先用main方法执行的App启动类
    13         return builder.sources(App.class);
    14     }
    15     
    16 }

    3.使用maven打包

    maven打包命令:mvn clean install

    本项目的结构图如下:

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  • 原文地址:https://www.cnblogs.com/zhuitian/p/12327723.html
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