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macOS安装java jdk和maven并配置环境变量

安装Java

下载jdk网址:http://www.oracle.com/technetwork/java/javase/downloads/index.html
下载文件:jdk-8u181-macosx-x64.dmg,双击安装

安装maven

下载maven压缩文件网址:http://maven.apache.org/download.cgi
解压到/Users/simon/Development/maven/apache-maven-3.5.4

配置国内maven仓库镜像

编辑maven的settings.xml文件

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vi /Users/simon/Development/maven/apache-maven-3.5.4/conf/settings.xml

找到mirrors标签,并在标签里面添加如下内容

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<mirror>
<id>alimaven</id>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/groups/public/</url>
<mirrorOf>central</mirrorOf>
</mirror>
<mirror>
<id>alimaven</id>
<mirrorOf>central</mirrorOf>
<name>aliyun maven</name>
<url>http://maven.aliyun.com/nexus/content/repositories/central/</url>
</mirror>

保存退出。以后项目就可以从国内阿里源下载jar包了,速度快得多了。

配置环境变量

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vi ~/.bash_profile

编辑如下内容

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# Java
export JAVA_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home
export JRE_HOME=/Library/Java/JavaVirtualMachines/jdk1.8.0_181.jdk/Contents/Home/jre

export CLASSPATH=.:$CLASSPATH:$JAVA_HOME/lib/tools.jar:$JAVA_HOME/lib/dt.jar


# Maven
export M2_HOME=/Users/simon/Development/apache-maven-3.5.4

export PATH=$JAVA_HOME/bin:$M2_HOME/bin:$PATH

让设置生效

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source ~/.bash_profile