SpringBoot-辅助功能之切换web服务器

推荐先阅读：Spring全家桶

使用Maven依赖管理变更起步依赖项

<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-web</artifactId>
    <!--排除tomcat依赖-->
    <exclusions>
        <exclusion>
            <artifactId>spring-boot-starter-tomcat</artifactId>
            <groupId>org.springframework.boot</groupId>
        </exclusion>
    </exclusions>
</dependency>

<!--添加jetty依赖-->
<dependency>
    <groupId>org.springframework.boot</groupId>
    <artifactId>spring-boot-starter-jetty</artifactId>
</dependency>

Jetty比Tomcat更轻量级、扩展性更强，谷歌搜索引擎（GAE)已全面切换为Jetty