    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.operation;
    022
    023import cascading.tuple.TupleEntry;
    024
    025/** Interface ValueAssertionCall provides access to the current {@link ValueAssertion} invocation arguments. */
    026public interface ValueAssertionCall<C> extends OperationCall<C>
    027  {
    028  /**
    029   * Returns {@link TupleEntry} of argument values.
    030   * <p/>
    031   * Note that the returned TupleEntry should not be cached (stored in a Collection), nor should the underlying Tuple
    032   * instance. Where possible Cascading will re-use both TupleEntry and Tuple instances.
    033   * <p/>
    034   * To get a safe copy that can be cached, use {@link TupleEntry#getTupleCopy()}.
    035   *
    036   * @return TupleEntry
    037   */
    038  TupleEntry getArguments();
    039  }