For example, download the latest oracle driver package:
First download the http://download.csdn.net/download/eideeide/442072 jar package here,
Execute the following command to install to the local repository
mvn install:install-file -DgroupId=com.oracle -DartifactId=ojdbc14 -Dversion=10.2.0.4 -Dpackaging=jar -Dfile=C:\Users\test\Desktop\ojdbc14.jar
It can also be installed on a private server:
Reference: http://blog.163.com/sir_876/blog/static/117052232012524111138949/