IDEA解决maven下载慢

将settings.xml文件中的内容全部替换为下面的内容

    <?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">
        <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>mirrorId</id>
              <mirrorOf>repositoryId</mirrorOf>
              <name>Human Readable Name for this Mirror.</name>
              <url>http://my.repository.com/repo/path</url>
            </mirror>
             -->
     
            <mirror>
                <id>alimaven</id>
                <name>aliyun maven</name>
                <url>http://maven.aliyun.com/nexus/content/groups/public/</url>
                <mirrorOf>central</mirrorOf>
            </mirror>
     
            <mirror>
                <id>uk</id>
                <mirrorOf>central</mirrorOf>
                <name>Human Readable Name for this Mirror.</name>
                <url>http://uk.maven.org/maven2/</url>
            </mirror>
     
            <mirror>
                <id>CN</id>
                <name>OSChina Central</name>
                <url>http://maven.oschina.net/content/groups/public/</url>
                <mirrorOf>central</mirrorOf>
            </mirror>
     
            <mirror>
                <id>nexus</id>
                <name>internal nexus repository</name>
                <!-- <url>http://192.168.1.100:8081/nexus/content/groups/public/</url>-->
                <url>http://repo.maven.apache.org/maven2</url>
                <mirrorOf>central</mirrorOf>
            </mirror>
     
        </mirrors>
    </settings>