maven镜像
<mirror>
<id>
alimaven
</id>
<mirrorOf>
central
</mirrorOf>
<name>
aliyun maven
</name>
<url>
https://maven.aliyun.com/repository/central
</url>
</mirror>
不支持发型版本5
<profile>
<id>
jdk-1.8
</id>
<activation>
<activeByDefault>
true
</activeByDefault>
<jdk>
1.8
</jdk>
</activation>
<properties>
<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>