docs: @Override
      public boolean containsKey(Object key, boolean includeDiskCache) {
          ValidateUtility.objectNotNull(key, "key");
          boolean found = cache.containsCacheId(key);
          if (found) {
              return found;
          }
          if (includeDiskCache) {
              if (cache instanceof CacheProviderWrapper) {
                  if (tc.isDebugEnabled())
                      Tr.debug(tc, "containKey instanceof CacheProviderWrapper");
                  CacheProviderWrapper cpw = (CacheProviderWrapper) cache;
                  if (cpw.featureSupport.isDiskCacheSupported())
                      found = cache.containsKeyDisk(key);
              } else {
                  if (tc.isDebugEnabled())
                      Tr.debug(tc, "containKey not instanceof CacheProviderWrapper");
                  found = cache.containsKeyDisk(key);
              }
          }
          return found;
      }