1.下载maven
maven 库 默认存放地址
<?xml version="1.0" encoding="utf-8"?>
<settings xmlns="http://maven.apache.org/SETTINGS/1.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation=" http://maven.apache.org/SETTINGS/1.0.0 http://maven.apache.org/xsd/settings-1.0.0.xsd">
<!--本地仓库。该值表示构建系统本地仓库的路径。其默认值为~/.m2/repository。
<localRepository>F:apache-maven-3.5.2dependy
epository</localRepository>
-->
<!--Maven是否需要和用户交互以获得输入。如果Maven需要和用户交互以获得输入，则设置成true，反之则应为false。默认为true。
<interactiveMode>true</interactiveMode>
-->
<mirrors>
<!-- mirror | Specifies a repository mirror site to use instead of a given
repository. The repository that | this mirror serves has an ID that matches
the mirrorOf element of this mirror. IDs are used | for inheritance and direct
lookup purposes, and must be unique across the set of mirrors. | -->
<mirror>
<id>nexus-aliyun</id>
<mirrorOf>central</mirrorOf>
<name>Nexus aliyun</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
</mirror>
<mirror>
<id>net-cn</id>
<mirrorOf>central</mirrorOf>
<name>Nexus net</name>
<url>http://maven.net.cn/content/groups/public/</url>
</mirror>
</mirrors>
<profiles>
<profile>
<id>jdk-1.8</id>
<activation>
<jdk>1.8</jdk>
</activation>
<repositories>
<repository>
<id>nexus</id>
<name>local private nexus</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>false</enabled>
</snapshots>
</repository>
</repositories>
<pluginRepositories>
<pluginRepository>
<id>nexus</id>
<name>local private nexus</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
</releases>
<snapshots>
<enabled>false</enabled>
</snapshots>
</pluginRepository>
</pluginRepositories>
</profile>
</profiles>
<!-- -->
<activeProfiles>
<activeProfile>nexus</activeProfile>
</activeProfiles>
</settings>
