Maven build local warehouse

Official website ：

​ ​https://maven.apache.org/download.cgi​​

maven install :

       
       

        
        tar zxf apache-maven-3.6.3-bin.tar.gz
       
       
       
       

        
        
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Configure environment variables :

       
       

        
        vim /etc/profile
        
        
export mvn_home=/usr/local/maven
        
        
export PATH=$PATH:/usr/local/maven/bin
       
       
       
       

        
        
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Maven command :

Mvn clean: clear mvn Built under the project target Directory and compiled class file .

Mvn compile: compile , In the project .java The file is compiled as .cleass file .

Mvn test: unit testing ./src/test/java Unit tests under the project will be executed .( Perform both compilation and testing 2 A step )

Mvn Package: Package the project . Talk about how to package the project into the root directory target Catalog .( Perform both compilation and testing 、 pack 3 A step )

Why? mvn package What comes out of the package is war The bag is not jar package ？

This is determined by the project ,web project mvn package Packing is war package ;java Project packaging is jar package , You don't need to specify it manually .

Mvn install: install . Pack and store locally mvn Warehouse .( Perform both compilation and testing 、 pack 3 A step )

mvn Test code ：

Code cloud ：​ ​​ ​https://gitee.com/Apache-ShenYu/incubator-shenyu.git​​​​

​ ​​ ​https://gitee.com/mr-xiaoyu/gt06-gps-java.git​​​​

​ ​​ ​https://github.com/mengerwei/java.git​​​​

Mvn Configure alicloud warehouse :

Default to apache-mvn download , Foreign sites .

<mirrors> Configure under the label ：

       
       

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

       
       
       
       

        
        
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perform mvn pack ：

Switch to java Execute under directory mvn package, The first time is quite long , The follow-up will be short .

see mvn Local repository :

The catalog can be found in m2.conf Modification in file , The default is in the user's home directory .