window_maven

 apache-maven-3.6.3\conf\settings.xml

<localRepository>E:/software/repository</localRepository>

<mirrors>  
    <mirror>
        <id>nexus-aliyun</id>
        <mirrorOf>*</mirrorOf>
        <name>Nexus aliyun</name>
        <url>http://maven.aliyun.com/nexus/content/groups/public</url>
    </mirror>
  </mirrors>

 

 

<?xml version="1.0" ?>
<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">
 
    <!-- 模型版本 -->
    <modelVersion>4.0.0</modelVersion>
    
    <!-- 公司或者组织名称+当前项目名称 -->
    <groupId>com.atguigu.maven</groupId>
 
    <!-- 模块名称 -->
    <artifactId>Hello</artifactId>
 
    <!-- 版本号 -->
    <version>1.0-SNAPSHOT</version>
    
    <name>Hello</name>
    <dependencies>
        <dependency>
        
           <groupId>junit</groupId>
           <artifactId>junit</artifactId>
           <version>4.0</version>
           <scope>test</scope>
                 
        </dependency>
    </dependencies>
    
</project>

package com.atguigu.maven;
public class Hello{
    public String sayHello(String name){
        return name;
    }
}

package com.atguigu.maven;
import org.junit.Test;
public class HelloTest{
    @Test
    public void testHello(){
        Hello hello =new Hello();
        String result=hello.sayHello("zhangshan");
        System.out.println(result);        
          }
}

（1）mvn clean

（2）mvn compile  --原代码编译  --》target  Hello.class

（3）mvn test-compile  --测试代码编译--》target  HelloTest.class

（4）mvn package  --创建jar包

（5）mvn install   --jar包安装到本地仓库