    001/*
    002 * Copyright (c) 2007-2017 Xplenty, Inc. All Rights Reserved.
    003 *
    004 * Project and contact information: http://www.cascading.org/
    005 *
    006 * This file is part of the Cascading project.
    007 *
    008 * Licensed under the Apache License, Version 2.0 (the "License");
    009 * you may not use this file except in compliance with the License.
    010 * You may obtain a copy of the License at
    011 *
    012 *     http://www.apache.org/licenses/LICENSE-2.0
    013 *
    014 * Unless required by applicable law or agreed to in writing, software
    015 * distributed under the License is distributed on an "AS IS" BASIS,
    016 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    017 * See the License for the specific language governing permissions and
    018 * limitations under the License.
    019 */
    020
    021package cascading.flow.planner.iso.expression;
    022
    023import cascading.flow.FlowElement;
    024
    025/**
    026 *
    027 */
    028public abstract class ElementExpression implements Expression<FlowElement>
    029  {
    030  private ElementCapture capture = ElementCapture.Include;
    031
    032  protected ElementExpression()
    033    {
    034    }
    035
    036  protected ElementExpression( ElementCapture capture )
    037    {
    038    this.capture = capture;
    039    }
    040
    041  public ElementCapture getCapture()
    042    {
    043    return capture;
    044    }
    045
    046  @Override
    047  public String toString()
    048    {
    049    return getClass().getSimpleName();
    050    }
    051  }