// Modifications copyright (C) 2017, Baidu.com, Inc.
// Copyright 2017 The Apache Software Foundation

// 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.

#ifndef BDG_PALO_BE_UTIL_DEFER_OP_H
#define BDG_PALO_BE_UTIL_DEFER_OP_H

#include <functional>

namespace palo {

// This class is used to defer a function when this object is deconstruct
class DeferOp {
public:
    typedef std::function<void ()> DeferFunction;
    DeferOp(const DeferFunction& func) : _func(func) {
    }

    ~DeferOp() {
        _func();
    };
private:
    DeferFunction _func;
};

}

#endif
