<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/maven-v4_0_0.xsd">
   <modelVersion>4.0.0</modelVersion>
   <groupId>com.imooc.webdemo</groupId>
   <artifactId>webdemo</artifactId>
   <packaging>war</packaging>
   <version>0.0.1-SNAPSHOT</version>
   <name>webdemo Maven Webapp</name>
   <url>http://maven.apache.org</url>
    
   <dependencies>
     <dependency>
       <groupId>junit</groupId>
       <artifactId>junit</artifactId>
       <version>4.10</version>
       <scope>test</scope>
     </dependency>
      
       <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
<dependency>
   <groupId>javax.servlet</groupId>
   <artifactId>javax.servlet-api</artifactId>
   <version>3.1.0</version>
   <!-- 只在编译时和测试时运行 -->
   <scope>provided</scope>
</dependency>
  
   </dependencies>
   <build>
     <finalName>webdemo</finalName>
     <plugins>
     
<plugin>
  
   <groupId>org.apache.tomcat.maven</groupId>
           <artifactId>tomcat7-maven-plugin</artifactId>
           <version>2.2</version>
     
</plugin>
     
     </plugins>
   </build>
 </project>