<server>
<id>maven-releases</id>
<username>账号</username>
<password>密码</password>
</server>
mvn deploy:deploy-file -DgroupId=<groupId> -DartifactId=<artifactId> -Dversion=<version> -Dpackaging=jar -Dfile=<jar包路径> -DrepositoryId=maven-releases -Durl=<nexus3 URL>/repository/maven-releases/ -DgeneratePom=true -DpomFile=<pom.xml路径>