docs: public void setCacheEngineVersions(java.util.Collection<CacheEngineVersion> cacheEngineVersions) {
          if (cacheEngineVersions == null) {
              this.cacheEngineVersions = null;
              return;
          }
  
          this.cacheEngineVersions = new com.amazonaws.internal.SdkInternalList<CacheEngineVersion>(cacheEngineVersions);
      }