/*

 * Copyright (c)  2017, 2018, Oracle and/or its affiliates. All rights reserved.

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

 * version 2 for more details (a copy is included in the LICENSE file that

 * accompanied this code).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

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 */

package jdk.incubator.sql2;

import java.time.Duration;

import java.util.concurrent.CompletionStage;

import java.util.function.Consumer;

import java.util.function.Function;

/**

 * A {@link ParameterizedRowCountOperation} is a {@link ParameterizedOperation} that returns a count.

 *

 * @param <T> the type of the result of this {@link Operation}

 */

public interface ParameterizedRowCountOperation<T> extends ParameterizedOperation<T>, RowCountOperation<T> {

  /**

   * Returns a {@link RowOperation} to process the auto-generated keys, if any, returned

   * by this {@link Operation}. If no keys are named the columns of the returned

   * rows are implementation dependent. If keys are specified the columns of the

   * returned rows are the keys. The {@link RowOperation} must be submitted before this 

   * {@link Operation} is submitted. If it has not submitting this {@link Operation} will

   * result throw {@link IllegalStateException}.

   * 

   * ISSUE: Should this be in {@link RowCountOperation}?

   * 

   * @param keys the names of the returned columns or null.

   * @return A RowOperation that will process the auto-generated keys

   * @throws IllegalStateException if this method has already been called on this

   * {@link Operation} or if this {@link Operation} has already been submitted.

   */

  public RowOperation<T> returning(String ... keys);

  // Covariant overrides

  @Override

  public ParameterizedRowCountOperation<T> onError(Consumer<Throwable> handler);

  @Override

  ParameterizedRowCountOperation<T> apply(Function<Result.RowCount, ? extends T> processor);

  @Override

  public ParameterizedRowCountOperation<T> set(String id, Object value);

  @Override

  public ParameterizedRowCountOperation<T> set(String id, Object value, SqlType type);

  @Override

  public ParameterizedRowCountOperation<T> set(String id, CompletionStage<?> source);

  @Override

  public ParameterizedRowCountOperation<T> set(String id, CompletionStage<?> source, SqlType type);

  @Override

  public ParameterizedRowCountOperation<T> timeout(Duration minTime);

}