http://51.250.0.107/w/index.php?action=history&feed=atom&title=CAssociativeDataStorage 2026-05-01T11:11:31Z История изменений этой страницы в вики MediaWiki 1.37.1 http://51.250.0.107/w/index.php?title=CAssociativeDataStorage&diff=5789&oldid=prev 2017-12-11T13:39:06Z

<p>Новая страница: «{{example_begin}} &lt;source lang=&quot;cpp&quot;&gt; #include &lt;camaas/idatastorage.h&gt; #include &lt;chsvlib/chsvmath.h&gt; #include &lt;string&gt; #include &lt;iostream&gt; #include &lt;iomanip&gt; usi…»</p> <p><b>Новая страница</b></p><div>{{example_begin}}<br /> &lt;source lang=&quot;cpp&quot;&gt;<br /> #include &lt;camaas/idatastorage.h&gt;<br /> #include &lt;chsvlib/chsvmath.h&gt;<br /> #include &lt;string&gt;<br /> #include &lt;iostream&gt;<br /> #include &lt;iomanip&gt;<br /> <br /> using namespace CAMaaS;<br /> <br /> int main(int, char**)<br /> {<br /> auto map = CAssociativeDataStorage&lt;InMemoryAssociativeDataStorageImplementation&gt;();<br /> <br /> map.insert(&quot;Key1&quot;, 4, std::string(&quot;value1&quot;));<br /> map.insert(reinterpret_cast&lt;const std::uint8_t*&gt;(&quot;Key2&quot;), 4, &quot;value2&quot;, 6);<br /> map.insert(std::string(&quot;Key3&quot;), &quot;value3&quot;, 6);<br /> map.insert(static_cast&lt;const void*&gt;(&quot;Key4&quot;), 5, static_cast&lt;const void*&gt;(&quot;value4&quot;), 7);<br /> auto v = map.find(&quot;Key3&quot;, 4);<br /> auto strFound = represent_as&lt;InputByteStreamOwn&gt;(v.input_stream()).read_all_as&lt;std::string&gt;();<br /> std::cout &lt;&lt; strFound &lt;&lt; &quot;\n&quot;;<br /> map.erase(v);<br /> std::cout &lt;&lt; represent_as&lt;InputByteStreamOwn&gt;(map.find(&quot;Key1&quot;, 4).input_stream()).read_all_as&lt;std::string&gt;() &lt;&lt; &quot;\n&quot;;<br /> std::cout &lt;&lt; represent_as&lt;InputByteStreamOwn&gt;(map.find(reinterpret_cast&lt;const std::uint8_t*&gt;(&quot;Key2&quot;), 4).input_stream()).read_all_as&lt;std::string&gt;() &lt;&lt; &quot;\n&quot;;<br /> if (bool(map.find(&quot;Key3&quot;, 4)))<br /> std::cout &lt;&lt; &quot;Found a deleted element\n&quot;;<br /> auto strg = represent_as&lt;InMemoryDataStorageInputOwn&gt;(map.find(&quot;Key4&quot;, 5).get_storage());<br /> std::cout &lt;&lt; std::string(static_cast&lt;const char*&gt;(strg.data()), std::size_t(strg.byte_size())) &lt;&lt; &quot;\n&quot;;<br /> <br /> auto map2 = make_associative_data_storage();<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(map2.create_node(&quot;Some node 1&quot;)).write()).write(&quot;Value&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(map2.create_node(&quot;Some node 2&quot;)).write()).write(&quot;Value&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(map2.create_node(&quot;Some node 3&quot;)).write()).write(&quot;Value 3&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(map2.create_node(&quot;Some node 4&quot;)).write()).write(&quot;Value&quot;);<br /> map2.delete_node(&quot;Some node 2&quot;);<br /> std::cout &lt;&lt; represent_as&lt;InputByteStreamOwn&gt;(map2.read(&quot;Some node 3&quot;)).read_all_as&lt;std::string&gt;() &lt;&lt; &quot;\n&quot;;<br /> <br /> auto ini_map = make_associative_data_storage&lt;AssociativeDataStorageParserIni | AssociativeDataStorageReadAccess | AssociativeDataStorageWriteAccess&gt;<br /> (make_file_based_data_storage(&quot;ini_test.ini&quot;, FileReadWrite, FileCreateAlways));<br /> auto node_storage = represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some node&quot;));<br /> auto node_os = represent_as&lt;OutputByteStreamOwn&gt;(node_storage.write());<br /> node_os.write(&quot;Value&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some node 1&quot;)).write()).write(&quot;Value1&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some node 2&quot;)).write()).write(&quot;Value2&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some node 3&quot;)).write()).write(&quot;Value 3&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some node 4&quot;)).write()).write(&quot;Value 4&quot;);<br /> ini_map.delete_node(&quot;Some node 2&quot;);<br /> std::cout &lt;&lt; represent_as&lt;InputByteStreamOwn&gt;(ini_map.read(&quot;Some node 3&quot;)).read_all_as&lt;std::string&gt;() &lt;&lt; &quot;\n&quot;;<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some section 1/Some node 1&quot;)).write()).write(&quot;Value&quot;);<br /> ini_map.create_node(&quot;Some section 1/empty node&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some section 2/Some node 1&quot;)).write()).write(&quot;Value&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some section 3/Some node 1&quot;)).write()).write(&quot;Value&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some section 3/Some node 2&quot;)).write()).write(&quot;Value&quot;);<br /> ini_map.create_node(&quot;Some section 4/Some node 1&quot;);<br /> represent_as&lt;OutputByteStreamOwn&gt;(represent_as&lt;ContiguousDataStorageOwn&gt;(ini_map.create_node(&quot;Some section with \\/ and \\\\/Some node with \\/ and \\\\&quot;)).write()).write(&quot;A value (\\, /)&quot;);<br /> ini_map.delete_node(&quot;Some section 3/Some node 1&quot;);<br /> ini_map.delete_node(&quot;Some section 3/Some node 2&quot;);<br /> ini_map.delete_node(&quot;Some section 4/Some node 1&quot;);<br /> std::cout &lt;&lt; represent_as&lt;InputByteStreamOwn&gt;(ini_map.read(&quot;Some section with \\/ and \\\\/Some node with \\/ and \\\\&quot;)).read_all_as&lt;std::string&gt;() &lt;&lt; &quot;\n&quot;;<br /> if (bool(ini_map.find_node(&quot;Some section 4/Some node 1&quot;, std::nothrow)))<br /> std::cout &lt;&lt; &quot;Found a deleted node\n&quot;;<br /> return 0;<br /> }<br /> &lt;/source&gt;<br /> {{example_end}}</div>

Андрей Чусов