Maven_002_引用已有的项目

1.pom.xml

在Maven_001_HelloWorld的基础上，在D:\Study\Maven\Demo\Maven_002_ReferenceHelloWorld中建立

<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.artistninth.app2</groupId>

  <artifactId>ReferenceHelloWorld</artifactId>

  <version>1.0-SNAPSHOT</version>

  <packaging>jar</packaging>

 

   <dependencies>

    <dependency>

      <groupId>junit</groupId>

      <artifactId>junit</artifactId>

      <version>4.8.2</version>

      <scope>test</scope>

    </dependency>

<dependency>

<groupId>com.artistninth.app</groupId>

<artifactId>HelloWorld</artifactId>

<version>1.0-SNAPSHOT</version>

</dependency>

  </dependencies>

</project>

 

2.建立程序文件

在D:\Study\Maven\Demo\Maven_002_ReferenceHelloWorld\src\main\java\com\artistninth\app2中建立

pom.xml

ReferenceHello.java

package com.artistninth.app2;

import com.artistninth.app.SayHello;

 

public class ReferenceHello{

public String say(String username){

SayHello sh = new SayHello();

return sh.say(username);

}

}

 

3.安装已有项目

切换到D:\Study\Maven\Demo\Maven_001_HelloWorld

mvn install

安装后就可以供本项目用了，默认安装到我的文档\.m2\repository\中

 

4.编译本项目

切换到D:\Study\Maven\Demo\Maven_002_ReferenceHelloWorld

mvn compile