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/*
* merger.cpp
*
* Copyright 2009-2012 Yahoo! Inc.
*
* 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 _TUPLE_MERGER_H_
#define _TUPLE_MERGER_H_
struct dataTuple;
typedef dataTuple* (*merge_fn_t) (const dataTuple*, const dataTuple *);
dataTuple* append_merger(const dataTuple *t1, const dataTuple *t2);
dataTuple* replace_merger(const dataTuple *t1, const dataTuple *t2);
class tupleMerger
{
public:
tupleMerger(merge_fn_t merge_fp)
{
this->merge_fp = merge_fp;
}
dataTuple* merge(const dataTuple *t1, const dataTuple *t2);
private:
merge_fn_t merge_fp;
};
#endif