code: private static ICollaboratorHelper getCurrentInstance()
    {
        ComponentMetaData cmd = ComponentMetaDataAccessorImpl.getComponentMetaDataAccessor().getComponentMetaData();
        if (cmd != null)
        {
            WebModuleMetaData wmmd = (WebModuleMetaData)cmd.getModuleMetaData();
            return ((WebAppConfiguration)wmmd.getConfiguration()).getWebApp().getCollaboratorHelper();
        }
        else
        {
            return null;
        }        
    }
docs: /*
  Returns the instance of this class for the currently active web application.  Will return null if there is no active component.