How to build your maven project.

FirstMavenProject

1, create project:

mvn archetype:create -DgroupId=com.karl.learn -DartifactId=FirstMavenProject -DpackageName=com.karl.learn -Dversion=1.0

2, create eclipse project:

mvn eclipse:eclipse

3, import your project into eclipse

4, if you want to use a third-part package, but you don't know how to write the dependencies,

   you could enter : 'maven respository package-name' in google, and you will find the dependencies's groupid and artifactid and version.