docs: public static StatsInstance getStatsInstance(String[] path) {
          StatsInstance instance = null;
  
          if (path != null) {
              if (tc.isEntryEnabled())
                  Tr.entry(tc, "getStatsInstance: " + _arrayToString(path));
  
              ModuleItem parent = PmiRegistry.findModuleItem(path);
              if (parent != null) {
                  Object o = parent.getInstance();
                  if (o instanceof com.ibm.ws.pmi.factory.StatsInstanceImpl)
                      instance = (StatsInstance) o;
              }
          } else {
              if (tc.isEntryEnabled())
                  Tr.entry(tc, "getStatsInstance: path is null");
          }
  
          if (tc.isEntryEnabled())
              Tr.exit(tc, "getStatsInstance");
  
          return instance;
      }