伶俐的小海豚，立马好使
<?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"> <!-- 本地仓库的位置 --> <localRepository>/Users/.m2/repository</localRepository> <!-- Apache Maven 配置 --> <pluginGroups/> <proxies/> <!-- 阿里云镜像 --> <mirrors> <mirror> <id>alimaven</id> <name>aliyun maven</name> <url>https://maven.aliyun.com/repository/public</url> <mirrorOf>public</mirrorOf> </mirror> </mirrors> <profiles> <!-- 全局JDK1.8配置 --> <profile> <id>jdk1.8</id> <activation> <activeByDefault>true</activeByDefault> <jdk>1.8</jdk> </activation> <properties> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <maven.compiler.source>1.8</maven.compiler.source> <maven.compiler.target>1.8</maven.compiler.target> <maven.compiler.compilerVersion>1.8</maven.compiler.compilerVersion> </properties> </profile> <!-- 阿里云配置: 提高国内的jar包下载速度 --> <profile> <id>ali</id> <repositories> <repository> <id>alimaven</id> <name>aliyun maven</name> <url>https://maven.aliyun.com/repository/public</url> <releases> <enabled>true</enabled> </releases> <snapshots> <enabled>true</enabled> </snapshots> </repository> </repositories> <pluginRepositories> <pluginRepository> <id>alimaven</id> <name>aliyun maven</name> <url>https://maven.aliyun.com/repository/public</url> </pluginRepository> </pluginRepositories> </profile> </profiles> <!-- 激活配置 --> <activeProfiles> <activeProfile>jdk1.8</activeProfile> <activeProfile>dev</activeProfile> <activeProfile>ali</activeProfile> </activeProfiles></settings>参考文章：https://www.cnblogs.com/hepengju/p/11610451.html