PersistentStore.h

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00001 /*
00002  *    Copyright 2004-2006 Intel Corporation
00003  * 
00004  *    Licensed under the Apache License, Version 2.0 (the "License");
00005  *    you may not use this file except in compliance with the License.
00006  *    You may obtain a copy of the License at
00007  * 
00008  *        http://www.apache.org/licenses/LICENSE-2.0
00009  * 
00010  *    Unless required by applicable law or agreed to in writing, software
00011  *    distributed under the License is distributed on an "AS IS" BASIS,
00012  *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
00013  *    See the License for the specific language governing permissions and
00014  *    limitations under the License.
00015  */
00016 
00017 #ifndef _PERSISTENT_STORE_H_
00018 #define _PERSISTENT_STORE_H_
00019 
00020 
00021 #include <vector>
00022 #include <oasys/serialize/Serialize.h>
00023 
00024 namespace dtn {
00025 
00034 class PersistentStore {
00035 public:
00039     virtual int close() = 0;
00040     
00045     virtual int get(oasys::SerializableObject* obj, const int key) = 0;
00046     
00050     virtual int add(oasys::SerializableObject* obj, const int key) = 0;
00051 
00055     virtual int update(oasys::SerializableObject* obj, const int key) = 0;
00056 
00060     virtual int del(const int key) = 0;
00061 
00065     virtual int num_elements() = 0;
00066     
00071     virtual void keys(std::vector<int> * v) = 0;
00072 
00073     virtual ~PersistentStore();
00074 
00075 };
00076 } // namespace dtn
00077 
00078 #endif /* _PERSISTENT_STORE_H_ */

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