IGSN
Pre-requisite Java 8 tomcat 8 Maven 3.X
Open the portal as a project in Eclipse Select File->Import On the Import window select: Maven -> Existing Maven Projects
Once the import has completed - update/clean/build right click on project->Maven->update project Project Clean + build
make sure your eclipse is running on java 8 as well. For more tips and tricks visit https://twiki.auscope.org/wiki/Grid/AuscopePortalDevelopmentEnvironmentSetUp26022010