How to execute the MVN command through the MAVEN plug-in in eclipse

After you install the Maven plug-in in Eclipse, you may need to add artifacts to the local repository by doing the following:

Right key->run As->maven build ..., pop-up window modified as follows

Enter command on goals line

install:install-file-dfile=e:\org.restlet-2.1.4.jar-dgroupid=org.restlet.jee-dartifactid=org.restlet-dversion= 2.1.4-dpackaging=jar

And then you can run.
This way the only difference between executing the MAVEN command under the CMD window is the lack of a leading MVN command.

Of course, can also be in
Items on the right key->run as->run configurations, point out pop-up window, through the left side select the appropriate running instance to modify, the following figure: