Пример #1
0
  /**
   * Input an instance for filtering. Ordinarily the instance is processed and made available for
   * output immediately. Some filters require all instances be read before producing output.
   *
   * @param instance the input instance
   * @return true if the filtered instance may now be collected with output().
   * @exception IllegalStateException if no input format has been defined.
   */
  public boolean input(Instance instance) {

    if (getInputFormat() == null) {
      throw new IllegalStateException("No input instance format defined");
    }
    if (m_NewBatch) {
      resetQueue();
      m_NewBatch = false;
    }
    push((Instance) instance.copy());
    return true;
  }