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<h1>SQLGlobalStore.cc</h1><a href="SQLGlobalStore_8cc.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">#ifdef HAVE_CONFIG_H</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#  include &lt;<a class="code" href="dtn-config_8h.html">dtn-config.h</a>&gt;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#endif</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#if SQL_ENABLED</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span>
<a name="l00023"></a>00023 <span class="preprocessor">#include "<a class="code" href="SQLGlobalStore_8h.html">SQLGlobalStore.h</a>"</span>
<a name="l00024"></a>00024 <span class="preprocessor">#include "<a class="code" href="SQLStore_8h.html">SQLStore.h</a>"</span>
<a name="l00025"></a>00025 <span class="preprocessor">#include "StorageConfig.h"</span>
<a name="l00026"></a>00026 
<a name="l00027"></a>00027 <span class="keyword">namespace </span>dtn {
<a name="l00028"></a>00028 
<a name="l00029"></a>00029 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span>* TABLENAME = <span class="stringliteral">"globals"</span>;
<a name="l00030"></a>00030 
<a name="l00031"></a>00031 <a class="code" href="classdtn_1_1SQLGlobalStore.html#3d993d903681400f8eb5b0ff8da62a54" title="Constructor.">SQLGlobalStore::SQLGlobalStore</a>(oasys::SQLImplementation* impl)
<a name="l00032"></a>00032 {
<a name="l00033"></a>00033     <a class="code" href="classdtn_1_1SQLGlobalStore.html#d1d42c3837c0433f377640237b70f4cc">store_</a> = <span class="keyword">new</span> SQLStore(TABLENAME, impl);
<a name="l00034"></a>00034     <a class="code" href="classdtn_1_1SQLGlobalStore.html#d1d42c3837c0433f377640237b70f4cc">store_</a>-&gt;create_table(<span class="keyword">this</span>);
<a name="l00035"></a>00035 }
<a name="l00036"></a>00036 
<a name="l00037"></a>00037 <a class="code" href="classdtn_1_1SQLGlobalStore.html#17567399f00840a24ef9412b925f0d26" title="Destructor.">SQLGlobalStore::~SQLGlobalStore</a>()
<a name="l00038"></a>00038 {
<a name="l00039"></a>00039     NOTREACHED;
<a name="l00040"></a>00040 }
<a name="l00041"></a>00041 
<a name="l00042"></a>00042 <span class="keywordtype">bool</span>
<a name="l00043"></a>00043 <a class="code" href="classdtn_1_1SQLGlobalStore.html#c5279f8bebb70265eeabbca57b057b91" title="Load in the values from the database.">SQLGlobalStore::load</a>()
<a name="l00044"></a>00044 {
<a name="l00045"></a>00045     log_debug(<span class="stringliteral">"loading global store"</span>);
<a name="l00046"></a>00046 
<a name="l00047"></a>00047     oasys::SerializableObjectVector elements;
<a name="l00048"></a>00048     elements.push_back(<span class="keyword">this</span>);
<a name="l00049"></a>00049     
<a name="l00050"></a>00050     <span class="keywordtype">int</span> cnt = <a class="code" href="classdtn_1_1SQLGlobalStore.html#d1d42c3837c0433f377640237b70f4cc">store_</a>-&gt;elements(&amp;elements);
<a name="l00051"></a>00051     
<a name="l00052"></a>00052     <span class="keywordflow">if</span> (cnt == 1) {
<a name="l00053"></a>00053         log_debug(<span class="stringliteral">"loaded next bundle id %d next reg id %d"</span>,
<a name="l00054"></a>00054                   next_bundleid_, next_regid_);
<a name="l00055"></a>00055 
<a name="l00056"></a>00056     } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (cnt == 0 &amp;&amp; StorageConfig::instance()-&gt;tidy_) {
<a name="l00057"></a>00057         log_info(<span class="stringliteral">"globals table does not exist... initializing it"</span>);
<a name="l00058"></a>00058         
<a name="l00059"></a>00059         next_bundleid_ = 0;
<a name="l00060"></a>00060         next_regid_ = 0;
<a name="l00061"></a>00061         
<a name="l00062"></a>00062         <span class="keywordflow">if</span> (<a class="code" href="classdtn_1_1SQLGlobalStore.html#d1d42c3837c0433f377640237b70f4cc">store_</a>-&gt;insert(<span class="keyword">this</span>) != 0) {
<a name="l00063"></a>00063             log_err(<span class="stringliteral">"error initializing globals table"</span>);
<a name="l00064"></a>00064             exit(1);
<a name="l00065"></a>00065         }
<a name="l00066"></a>00066 
<a name="l00067"></a>00067     } <span class="keywordflow">else</span> {
<a name="l00068"></a>00068         log_err(<span class="stringliteral">"error loading globals table"</span>);
<a name="l00069"></a>00069         exit(1);
<a name="l00070"></a>00070     }
<a name="l00071"></a>00071 
<a name="l00072"></a>00072     <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074 
<a name="l00075"></a>00075 <span class="keywordtype">bool</span>
<a name="l00076"></a>00076 <a class="code" href="classdtn_1_1SQLGlobalStore.html#a10e303e55934b04399224b17e565182" title="Update the values in the database.">SQLGlobalStore::update</a>()
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078     log_debug(<span class="stringliteral">"updating global store"</span>);
<a name="l00079"></a>00079     
<a name="l00080"></a>00080     <span class="keywordflow">if</span> (<a class="code" href="classdtn_1_1SQLGlobalStore.html#d1d42c3837c0433f377640237b70f4cc">store_</a>-&gt;update(<span class="keyword">this</span>, -1) == -1) {
<a name="l00081"></a>00081         log_err(<span class="stringliteral">"error updating global store"</span>);
<a name="l00082"></a>00082         <span class="keywordflow">return</span> <span class="keyword">false</span>;
<a name="l00083"></a>00083     }
<a name="l00084"></a>00084     
<a name="l00085"></a>00085     <span class="keywordflow">return</span> <span class="keyword">true</span>;
<a name="l00086"></a>00086 }
<a name="l00087"></a>00087 
<a name="l00088"></a>00088 } <span class="comment">// namespace dtn</span>
<a name="l00089"></a>00089 
<a name="l00090"></a>00090 <span class="preprocessor">#endif </span><span class="comment">/* SQL_ENABLED */</span>
</pre></div></div>
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