code: @Override
      public String[] getCacheStatisticNames(String cacheInstance) throws AttributeNotFoundException {
          DCache cache = getCache(cacheInstance);
          return getCacheStatisticNames(cache);
      }
docs: /*
  (non-Javadoc)
  
  @see com.ibm.websphere.cache.CacheAdminMBean#getCacheStatisticNames(java.lang.String)