Method isError

sdk/java/src/main/java/com/chain/http/BatchResponse.java:97–99

Returns whether the request object at the given index produced an error. @param index the index of the request object

(int index)

   * @param index the index of the request object
   */
  public boolean isError(int index) {
    return errorsByIndex.containsKey(index);
  }

  /**
   * Returns a list of successful response objects in the batch. The order of