I downloaded the PF demo from git at: https://github.com/primefaces/showcase
And run mvn package, but received the following message:
martin@MyUbuntu:~/study/PrimeFaces/showcase$ mvn package
[INFO] Scanning for projects...
[INFO]
[INFO] ------------------------------------------------------------------------
[INFO] Building primefaces-showcase 6.0-SNAPSHOT
[INFO] ------------------------------------------------------------------------
Downloading: http://repository.primefaces.org/org/primefaces/themes/all-themes/1.0.10/all-themes-1.0.10.pom
Downloaded: http://repository.primefaces.org/org/primefaces/themes/all-themes/1.0.10/all-themes-1.0.10.pom (10 KB at 8.7 KB/sec)
Downloading: http://repository.primefaces.org/org/primefaces/themes/themes-project/1.0.10/themes-project-1.0.10.pom
Downloaded: http://repository.primefaces.org/org/primefaces/themes/themes-project/1.0.10/themes-project-1.0.10.pom (4 KB at 8.1 KB/sec)
Downloading: http://repository.primefaces.org/org/primefaces/primefaces/6.0-SNAPSHOT/maven-metadata.xml
Downloading: http://repository.primefaces.org/org/primefaces/primefaces/6.0-SNAPSHOT/primefaces-6.0-SNAPSHOT.pom
[WARNING] The POM for org.primefaces:primefaces:jar:6.0-SNAPSHOT is missing, no dependency information available
Downloading: http://repository.primefaces.org/org/primefaces/themes/all-themes/1.0.10/all-themes-1.0.10.jar
Downloading: http://repository.primefaces.org/org/primefaces/primefaces/6.0-SNAPSHOT/primefaces-6.0-SNAPSHOT.jar
Downloaded: http://repository.primefaces.org/org/primefaces/themes/all-themes/1.0.10/all-themes-1.0.10.jar (1335 KB at 72.0 KB/sec)
[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE
[INFO] ------------------------------------------------------------------------
[INFO] Total time: 21.563 s
[INFO] Finished at: 2016-03-08T16:30:14-08:00
[INFO] Final Memory: 11M/153M
[INFO] ------------------------------------------------------------------------
[ERROR] Failed to execute goal on project showcase: Could not resolve dependencies for project org.primefaces:showcase:war:6.0-SNAPSHOT: Could not find artifact org.primefaces:primefaces:jar:6.0-SNAPSHOT in prime-repo (http://repository.primefaces.org) -> [Help 1]
[ERROR]
[ERROR] To see the full stack trace of the errors, re-run Maven with the -e switch.
[ERROR] Re-run Maven using the -X switch to enable full debug logging.
[ERROR]
[ERROR] For more information about the errors and possible solutions, please read the following articles:
[ERROR] [Help 1] http://cwiki.apache.org/confluence/display/MAVEN/DependencyResolutionException