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<div class="title">Bach.h</div> </div>
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<a href="_bach_8h.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// This file may be redistributed and modified under the terms of the</span>
<a name="l00002"></a>00002 <span class="comment">// GNU Lesser General Public License (See COPYING for details).</span>
<a name="l00003"></a>00003 <span class="comment">// Copyright (C) 2000-2001 Michael Day, Stefanus Du Toit</span>
<a name="l00004"></a>00004
<a name="l00005"></a>00005 <span class="comment">// $Id$</span>
<a name="l00006"></a>00006
<a name="l00007"></a>00007 <span class="preprocessor">#ifndef ATLAS_CODECS_BACH_H</span>
<a name="l00008"></a>00008 <span class="preprocessor"></span><span class="preprocessor">#define ATLAS_CODECS_BACH_H</span>
<a name="l00009"></a>00009 <span class="preprocessor"></span>
<a name="l00010"></a>00010 <span class="preprocessor">#include <Atlas/Codec.h></span>
<a name="l00011"></a>00011
<a name="l00012"></a>00012 <span class="preprocessor">#include <iosfwd></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include <stack></span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="keyword">namespace </span>Atlas { <span class="keyword">namespace </span>Codecs {
<a name="l00016"></a>00016
<a name="l00021"></a><a class="code" href="class_atlas_1_1_codecs_1_1_bach.html">00021</a> <span class="keyword">class </span><a class="code" href="class_atlas_1_1_codecs_1_1_bach.html">Bach</a> : <span class="keyword">public</span> <a class="code" href="class_atlas_1_1_codec.html" title="Atlas stream codec.">Codec</a>
<a name="l00022"></a>00022 {
<a name="l00023"></a>00023 <span class="keyword">public</span>:
<a name="l00024"></a>00024
<a name="l00025"></a>00025 <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html">Bach</a>(std::iostream& s, <a class="code" href="class_atlas_1_1_bridge.html" title="Atlas stream bridge.">Atlas::Bridge</a> & b);
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="keyword">virtual</span> <span class="keywordtype">void</span> poll(<span class="keywordtype">bool</span> can_read = <span class="keyword">true</span>);
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#ad9df57a97faf7b61b521ad64fad70c0d" title="Begin an Atlas stream.">streamBegin</a>();
<a name="l00030"></a>00030 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#aa455b3073aad2c9cb995efd749810ca1" title="Start a message in an Atlas stream.">streamMessage</a>();
<a name="l00031"></a>00031 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#ae35de33e27ec043720b7401300fb05b7" title="Ends the Atlas stream.">streamEnd</a>();
<a name="l00032"></a>00032
<a name="l00033"></a>00033 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a914dc6a9d32d93554ee30a15001dd3b3" title="Starts a map object to the currently streamed map.">mapMapItem</a>(<span class="keyword">const</span> std::string& name);
<a name="l00034"></a>00034 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#adbeb1d423e2e9647f0237c0673c4a5b5" title="Starts a list object to the currently streamed map.">mapListItem</a>(<span class="keyword">const</span> std::string& name);
<a name="l00035"></a>00035 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#aa57c488820ab850e2322d00f5af596bb" title="Adds an integer to the currently streames map.">mapIntItem</a>(<span class="keyword">const</span> std::string& name, <span class="keywordtype">long</span>);
<a name="l00036"></a>00036 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a718315449e09903fb0d0673eaabac328" title="Adds a float to the currently streamed map.">mapFloatItem</a>(<span class="keyword">const</span> std::string& name, <span class="keywordtype">double</span>);
<a name="l00037"></a>00037 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#ad677af1107be7d985f6ff0fbb21878f1" title="Adds a string to the currently streamed map.">mapStringItem</a>(<span class="keyword">const</span> std::string& name, <span class="keyword">const</span> std::string&);
<a name="l00038"></a>00038 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#aead75c283594488a053eff889d474c64" title="Ends the currently streamed map.">mapEnd</a>();
<a name="l00039"></a>00039
<a name="l00040"></a>00040 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a828a708b8a2b9795ae5e2df6948bd7c7" title="Starts a map object in the currently streamed list.">listMapItem</a>();
<a name="l00041"></a>00041 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a48b425f0b2708b59eea44cfcad8414a8" title="Starts a list object in the currently streamed list.">listListItem</a>();
<a name="l00042"></a>00042 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a29911d87b074a787fbc129afb0c591c7" title="Adds an integer to the currently streames list.">listIntItem</a>(<span class="keywordtype">long</span>);
<a name="l00043"></a>00043 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a8bf3e208f4968e997ae69e2d287428c9" title="Adds a float to the currently streamed list.">listFloatItem</a>(<span class="keywordtype">double</span>);
<a name="l00044"></a>00044 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#a30077e10b83843cc999c1ef15890973e" title="Adds a string to the currently streamed list.">listStringItem</a>(<span class="keyword">const</span> std::string&);
<a name="l00045"></a>00045 <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="class_atlas_1_1_codecs_1_1_bach.html#aebed49ac7597774dfc95e240370d4fcc" title="Ends the currently streamed list.">listEnd</a>();
<a name="l00046"></a>00046
<a name="l00047"></a>00047 <span class="keywordtype">unsigned</span> linenum()<span class="keyword"> const </span>{<span class="keywordflow">return</span> m_linenum;}
<a name="l00048"></a>00048
<a name="l00049"></a>00049 <span class="keyword">protected</span>:
<a name="l00050"></a>00050
<a name="l00051"></a>00051 std::iostream& m_socket;
<a name="l00052"></a>00052 <a class="code" href="class_atlas_1_1_bridge.html" title="Atlas stream bridge.">Bridge</a> & m_bridge;
<a name="l00053"></a>00053 <span class="keywordtype">bool</span> m_comma;
<a name="l00054"></a>00054 <span class="keywordtype">unsigned</span> m_linenum;
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keyword">enum</span> State
<a name="l00057"></a>00057 {
<a name="l00058"></a>00058 PARSE_INIT,
<a name="l00059"></a>00059 PARSE_STREAM,
<a name="l00060"></a>00060 PARSE_MAP,
<a name="l00061"></a>00061 PARSE_LIST,
<a name="l00062"></a>00062 PARSE_NAME,
<a name="l00063"></a>00063 PARSE_DATA,
<a name="l00064"></a>00064 PARSE_INT,
<a name="l00065"></a>00065 PARSE_FLOAT,
<a name="l00066"></a>00066 PARSE_STRING,
<a name="l00067"></a>00067 PARSE_LITERAL, <span class="comment">// for literal character escaped with backslash</span>
<a name="l00068"></a>00068 PARSE_COMMENT <span class="comment">// for when we're in the middle of a comment field</span>
<a name="l00069"></a>00069 };
<a name="l00070"></a>00070
<a name="l00071"></a>00071 <span class="keywordtype">bool</span> stringmode() <span class="keyword">const</span>;
<a name="l00072"></a>00072
<a name="l00073"></a>00073 std::string m_name, m_data;
<a name="l00074"></a>00074 std::stack<State> m_state;
<a name="l00075"></a>00075
<a name="l00076"></a>00076 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseInit(<span class="keywordtype">char</span>);
<a name="l00077"></a>00077 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseStream(<span class="keywordtype">char</span>);
<a name="l00078"></a>00078 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseMap(<span class="keywordtype">char</span>);
<a name="l00079"></a>00079 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseList(<span class="keywordtype">char</span>);
<a name="l00080"></a>00080 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseData(<span class="keywordtype">char</span>);
<a name="l00081"></a>00081 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseInt(<span class="keywordtype">char</span>);
<a name="l00082"></a>00082 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseFloat(<span class="keywordtype">char</span>);
<a name="l00083"></a>00083 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseString(<span class="keywordtype">char</span>);
<a name="l00084"></a>00084 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseLiteral(<span class="keywordtype">char</span>);
<a name="l00085"></a>00085 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseName(<span class="keywordtype">char</span>);
<a name="l00086"></a>00086 <span class="keyword">inline</span> <span class="keywordtype">void</span> parseComment(<span class="keywordtype">char</span>);
<a name="l00087"></a>00087
<a name="l00088"></a>00088 <span class="keyword">inline</span> <span class="keyword">const</span> std::string encodeString(<span class="keyword">const</span> std::string &);
<a name="l00089"></a>00089 <span class="keyword">inline</span> <span class="keyword">const</span> std::string decodeString(<span class="keyword">const</span> std::string &);
<a name="l00090"></a>00090
<a name="l00091"></a>00091 <span class="keywordtype">void</span> writeIntItem(<span class="keyword">const</span> std::string &,<span class="keywordtype">long</span>);
<a name="l00092"></a>00092 <span class="keywordtype">void</span> writeFloatItem(<span class="keyword">const</span> std::string &,<span class="keywordtype">double</span>);
<a name="l00093"></a>00093 <span class="keywordtype">void</span> writeStringItem(<span class="keyword">const</span> std::string &,<span class="keyword">const</span> std::string &);
<a name="l00094"></a>00094 <span class="keywordtype">void</span> writeLine(<span class="keyword">const</span> std::string &,<span class="keywordtype">bool</span>=<span class="keyword">true</span>,<span class="keywordtype">bool</span>=<span class="keyword">false</span>);
<a name="l00095"></a>00095 };
<a name="l00096"></a>00096
<a name="l00097"></a>00097 } } <span class="comment">// namespace Atlas::Codecs</span>
<a name="l00098"></a>00098
<a name="l00099"></a>00099 <span class="preprocessor">#endif // ATLAS_CODECS_BACH_H</span>
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