/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

/**
 * @file
 * Declares ignite::common::Cancelable class.
 */

#ifndef _IGNITE_COMMON_CANCELABLE
#define _IGNITE_COMMON_CANCELABLE

#include <ignite/common/common.h>

namespace ignite
{
    namespace common
    {
        /**
         * Cancelable.
         */
        class IGNITE_IMPORT_EXPORT Cancelable
        {
        public:
            /**
             * Default constructor.
             */
            Cancelable()
            {
                // No-op.
            }

            /**
             * Destructor.
             */
            virtual ~Cancelable()
            {
                // No-op.
            }

            /**
             * Cancels the operation.
             */
            virtual void Cancel() = 0;

        private:
            IGNITE_NO_COPY_ASSIGNMENT(Cancelable);
        };
    }
}

#endif //_IGNITE_COMMON_CANCELABLE
