play2-maven-plugin/src/main/java/com/google/code/play2/plugin/LessDependencyCache.java
public void set( String fileName, Collection<String> dependencies )
    {
        allDependencies.put( fileName, new TreeSet<String>( dependencies ) );
    }
public void set( String fileName, Collection<String> dependencies )
    {
        allDependencies.put( fileName, new TreeSet<String>( dependencies ) );
    }
}