code: protected Set<Artifact> checkDependencies( Set<Artifact> dependencies, Log log )
          throws EnforcerRuleException
      {
          Set<Artifact> foundSnapshots = new HashSet<Artifact>();
  
          Set<Artifact> filteredDependencies = filterArtifacts( dependencies );
          
          for ( Artifact artifact : filteredDependencies )
          {
              if ( artifact.isSnapshot() )
              {
                  foundSnapshots.add( artifact );
              }
          }
  
          return foundSnapshots;
      }
docs: {@inheritDoc}