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/*
*
* Copyright (c) 2006 The Apache Software Foundation
*
* Licensed 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 _AccumulatedAck_
#define _AccumulatedAck_
#include <algorithm>
#include <functional>
#include <list>
namespace qpid {
namespace broker {
/**
* Keeps an accumulated record of acked messages (by delivery
* tag).
*/
struct AccumulatedAck{
/**
* If not zero, then everything up to this value has been
* acked.
*/
u_int64_t range;
/**
* List of individually acked messages that are not
* included in the range marked by 'range'.
*/
std::list<u_int64_t> individual;
void update(u_int64_t tag, bool multiple);
void consolidate();
void clear();
bool covers(u_int64_t tag) const;
};
}
}
#endif
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