docs: protected MongodbQueue<ID, DATA> setMongoClient(MongoClient mongoClient,
              boolean setMyOwnMongoClient) {
          if (myOwnMongoClient && this.mongoClient != null) {
              this.mongoClient.close();
          }
          this.mongoClient = mongoClient;
          myOwnMongoClient = setMyOwnMongoClient;
          return this;
      }