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<h1>PersistentStore.h</h1><a href="PersistentStore_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*</span>
<a name="l00002"></a>00002 <span class="comment"> * Copyright 2004-2006 Intel Corporation</span>
<a name="l00003"></a>00003 <span class="comment"> * </span>
<a name="l00004"></a>00004 <span class="comment"> * Licensed under the Apache License, Version 2.0 (the "License");</span>
<a name="l00005"></a>00005 <span class="comment"> * you may not use this file except in compliance with the License.</span>
<a name="l00006"></a>00006 <span class="comment"> * You may obtain a copy of the License at</span>
<a name="l00007"></a>00007 <span class="comment"> * </span>
<a name="l00008"></a>00008 <span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<a name="l00009"></a>00009 <span class="comment"> * </span>
<a name="l00010"></a>00010 <span class="comment"> * Unless required by applicable law or agreed to in writing, software</span>
<a name="l00011"></a>00011 <span class="comment"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<a name="l00012"></a>00012 <span class="comment"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<a name="l00013"></a>00013 <span class="comment"> * See the License for the specific language governing permissions and</span>
<a name="l00014"></a>00014 <span class="comment"> * limitations under the License.</span>
<a name="l00015"></a>00015 <span class="comment"> */</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#ifndef _PERSISTENT_STORE_H_</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define _PERSISTENT_STORE_H_</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span>
<a name="l00020"></a>00020
<a name="l00021"></a>00021 <span class="preprocessor">#include <vector></span>
<a name="l00022"></a>00022 <span class="preprocessor">#include <oasys/serialize/Serialize.h></span>
<a name="l00023"></a>00023
<a name="l00024"></a>00024 <span class="keyword">namespace </span>dtn {
<a name="l00025"></a>00025
<a name="l00034"></a><a class="code" href="classdtn_1_1PersistentStore.html">00034</a> <span class="keyword">class </span><a class="code" href="classdtn_1_1PersistentStore.html" title="The abstract base class implementing a persistent storage system.">PersistentStore</a> {
<a name="l00035"></a>00035 <span class="keyword">public</span>:
<a name="l00039"></a>00039 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PersistentStore.html#a978192e43db411366df9d21496034ef" title="Close and flush the store.">close</a>() = 0;
<a name="l00040"></a>00040
<a name="l00045"></a>00045 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <span class="keyword">get</span>(oasys::SerializableObject* obj, <span class="keyword">const</span> <span class="keywordtype">int</span> key) = 0;
<a name="l00046"></a>00046
<a name="l00050"></a>00050 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <span class="keyword">add</span>(oasys::SerializableObject* obj, <span class="keyword">const</span> <span class="keywordtype">int</span> key) = 0;
<a name="l00051"></a>00051
<a name="l00055"></a>00055 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PersistentStore.html#7006bf2e5f1224f23878954832bfd3b6" title="Update the object with the given key.">update</a>(oasys::SerializableObject* obj, <span class="keyword">const</span> <span class="keywordtype">int</span> key) = 0;
<a name="l00056"></a>00056
<a name="l00060"></a>00060 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PersistentStore.html#a61eb5143c8adf19c8d4fe33b26c21ad" title="Delete the object at the given key.">del</a>(<span class="keyword">const</span> <span class="keywordtype">int</span> key) = 0;
<a name="l00061"></a>00061
<a name="l00065"></a>00065 <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classdtn_1_1PersistentStore.html#78c30bf1080f18bb2b17601b49ec490b" title="Return the number of elements in the table.">num_elements</a>() = 0;
<a name="l00066"></a>00066
<a name="l00071"></a>00071 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classdtn_1_1PersistentStore.html#aef07688ef23ad3e0904198cf7ba142a" title="Fill in the given vector with the keys currently stored in the table.">keys</a>(std::vector<int> * v) = 0;
<a name="l00072"></a>00072
<a name="l00073"></a>00073 <span class="keyword">virtual</span> <a class="code" href="classdtn_1_1PersistentStore.html#4c8bb8c85bef382e255f876035cee495">~PersistentStore</a>();
<a name="l00074"></a>00074
<a name="l00075"></a>00075 };
<a name="l00076"></a>00076 } <span class="comment">// namespace dtn</span>
<a name="l00077"></a>00077
<a name="l00078"></a>00078 <span class="preprocessor">#endif </span><span class="comment">/* _PERSISTENT_STORE_H_ */</span>
</pre></div></div>
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