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<h1>SerializationProtocol.hpp</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001
<a name="l00002"></a>00002 <span class="comment">//*****************************************************************************</span>
<a name="l00003"></a>00003 <span class="comment">// RCF - Remote Call Framework</span>
<a name="l00004"></a>00004 <span class="comment">// Copyright (c) 2005. All rights reserved.</span>
<a name="l00005"></a>00005 <span class="comment">// Developed by Jarl Lindrud.</span>
<a name="l00006"></a>00006 <span class="comment">// Contact: jlindrud@hotmail.com .</span>
<a name="l00007"></a>00007 <span class="comment">//*****************************************************************************</span>
<a name="l00008"></a>00008
<a name="l00009"></a>00009 <span class="preprocessor">#ifndef INCLUDE_RCF_SERIALIZATIONPROTOCOL_HPP</span>
<a name="l00010"></a>00010 <span class="preprocessor"></span><span class="preprocessor">#define INCLUDE_RCF_SERIALIZATIONPROTOCOL_HPP</span>
<a name="l00011"></a>00011 <span class="preprocessor"></span>
<a name="l00012"></a>00012 <span class="preprocessor">#include <string></span>
<a name="l00013"></a>00013 <span class="preprocessor">#include <sstream></span>
<a name="l00014"></a>00014
<a name="l00015"></a>00015 <span class="comment">// Serialization protocols</span>
<a name="l00016"></a>00016
<a name="l00017"></a>00017 <span class="preprocessor">#if !defined(RCF_USE_SF_SERIALIZATION) && !defined(RCF_USE_BOOST_SERIALIZATION)</span>
<a name="l00018"></a>00018 <span class="preprocessor"></span><span class="preprocessor">#define RCF_USE_SF_SERIALIZATION</span>
<a name="l00019"></a>00019 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
<a name="l00020"></a>00020 <span class="preprocessor"></span>
<a name="l00021"></a>00021 <span class="preprocessor">#if defined(RCF_USE_SF_SERIALIZATION)</span>
<a name="l00022"></a>00022 <span class="preprocessor"></span><span class="preprocessor">#include <RCF/Protocol/SF.hpp></span>
<a name="l00023"></a>00023 <span class="preprocessor">#endif</span>
<a name="l00024"></a>00024 <span class="preprocessor"></span>
<a name="l00025"></a>00025 <span class="preprocessor">#if defined(RCF_USE_BOOST_SERIALIZATION)</span>
<a name="l00026"></a>00026 <span class="preprocessor"></span><span class="preprocessor">#include <RCF/Protocol/BoostSerialization.hpp></span>
<a name="l00027"></a>00027 <span class="preprocessor">#endif</span>
<a name="l00028"></a>00028 <span class="preprocessor"></span>
<a name="l00029"></a>00029 <span class="keyword">namespace </span>RCF {
<a name="l00030"></a>00030
<a name="l00031"></a>00031 <span class="keywordtype">bool</span> isSerializationProtocolSupported(<span class="keywordtype">int</span> protocol);
<a name="l00032"></a>00032
<a name="l00033"></a>00033 std::string getSerializationProtocolName(<span class="keywordtype">int</span> protocol);
<a name="l00034"></a>00034
<a name="l00035"></a>00035
<a name="l00036"></a>00036 <span class="keyword">class </span>PointerContext
<a name="l00037"></a>00037 {
<a name="l00038"></a>00038 <span class="keyword">public</span>:
<a name="l00039"></a>00039 <span class="keyword">template</span><<span class="keyword">typename</span> SmartPtr, <span class="keyword">typename</span> T>
<a name="l00040"></a>00040 SmartPtr get(T t)
<a name="l00041"></a>00041 {
<a name="l00042"></a>00042 <span class="keywordflow">return</span> static_cast<SmartPtr>( ptrMap[&<span class="keyword">typeid</span>(SmartPtr)][ static_cast<void *>(t) ] );
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044
<a name="l00045"></a>00045 template<typename SmartPtr, typename T>
<a name="l00046"></a>00046 <span class="keywordtype">void</span> set(SmartPtr sp, T t)
<a name="l00047"></a>00047 {
<a name="l00048"></a>00048 ptrMap[&<span class="keyword">typeid</span>(SmartPtr)][ static_cast<void *>(t) ] = static_cast<void *>(sp);
<a name="l00049"></a>00049 }
<a name="l00050"></a>00050
<a name="l00051"></a>00051 <span class="keywordtype">void</span> clear()
<a name="l00052"></a>00052 {
<a name="l00053"></a>00053 ptrMap.clear();
<a name="l00054"></a>00054 }
<a name="l00055"></a>00055
<a name="l00056"></a>00056 <span class="keyword">private</span>:
<a name="l00057"></a>00057 std::map< const std::type_info *, std::map<void*, void*> > ptrMap;
<a name="l00058"></a>00058 };
<a name="l00059"></a>00059
<a name="l00060"></a>00060
<a name="l00061"></a>00061 <span class="keyword">class </span>Token;
<a name="l00062"></a>00062 <span class="keyword">class </span>MethodInvocationRequest;
<a name="l00063"></a>00063 <span class="keyword">class </span>MethodInvocationResponse;
<a name="l00064"></a>00064
<a name="l00065"></a>00065 <span class="keyword">class </span>SerializationProtocolIn
<a name="l00066"></a>00066 {
<a name="l00067"></a>00067 <span class="keyword">public</span>:
<a name="l00068"></a>00068 SerializationProtocolIn();
<a name="l00069"></a>00069 <span class="keywordtype">void</span> setSerializationProtocol(<span class="keywordtype">int</span> protocol);
<a name="l00070"></a>00070 <span class="keywordtype">int</span> getSerializationProtocol();
<a name="l00071"></a>00071 std::string str();
<a name="l00072"></a>00072 <span class="keywordtype">void</span> reset(<span class="keyword">const</span> std::string &data, <span class="keywordtype">int</span> protocol);
<a name="l00073"></a>00073 PointerContext &getPointerContext();
<a name="l00074"></a>00074
<a name="l00075"></a>00075 <span class="keyword">template</span><<span class="keyword">typename</span> T>
<a name="l00076"></a>00076 <span class="keywordtype">void</span> read(T &t)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="keywordflow">try</span>
<a name="l00079"></a>00079 {
<a name="l00080"></a>00080 <span class="keywordflow">switch</span> (protocol)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 <span class="keywordflow">case</span> 1: iprotocol1 >> t; <span class="keywordflow">break</span>;
<a name="l00083"></a>00083 <span class="keywordflow">case</span> 2: iprotocol2 >> t; <span class="keywordflow">break</span>;
<a name="l00084"></a>00084 <span class="keywordflow">case</span> 3: iprotocol3 >> t; <span class="keywordflow">break</span>;
<a name="l00085"></a>00085 <span class="keywordflow">case</span> 4: iprotocol4 >> t; <span class="keywordflow">break</span>;
<a name="l00086"></a>00086 <span class="keywordflow">default</span>: RCF_ASSERT(0)(protocol);
<a name="l00087"></a>00087 }
<a name="l00088"></a>00088 }
<a name="l00089"></a>00089 <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::exception &e)
<a name="l00090"></a>00090 {
<a name="l00091"></a>00091 RCF_THROW(RCF::SerializationException, <span class="stringliteral">"Serialization error"</span>)(e);
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093 }
<a name="l00094"></a>00094
<a name="l00095"></a>00095 <span class="keyword">private</span>:
<a name="l00096"></a>00096
<a name="l00097"></a>00097 <span class="keyword">friend</span> <span class="keyword">class</span> ClientStub; <span class="comment">// TODO</span>
<a name="l00098"></a>00098 <span class="keyword">friend</span> <span class="keyword">class</span> Session; <span class="comment">// TODO</span>
<a name="l00099"></a>00099
<a name="l00100"></a>00100 <span class="keywordtype">void</span> bindProtocol();
<a name="l00101"></a>00101 <span class="keywordtype">void</span> unbindProtocol();
<a name="l00102"></a>00102
<a name="l00103"></a>00103 <span class="keywordtype">int</span> protocol;
<a name="l00104"></a>00104 std::istringstream ibuffer;
<a name="l00105"></a>00105 Protocol<1>::In iprotocol1;
<a name="l00106"></a>00106 Protocol<2>::In iprotocol2;
<a name="l00107"></a>00107 Protocol<3>::In iprotocol3;
<a name="l00108"></a>00108 Protocol<4>::In iprotocol4;
<a name="l00109"></a>00109 PointerContext pointerContext;
<a name="l00110"></a>00110 };
<a name="l00111"></a>00111
<a name="l00112"></a>00112 <span class="keyword">class </span>SerializationProtocolOut
<a name="l00113"></a>00113 {
<a name="l00114"></a>00114 <span class="keyword">public</span>:
<a name="l00115"></a>00115 SerializationProtocolOut();
<a name="l00116"></a>00116 <span class="keywordtype">void</span> setSerializationProtocol(<span class="keywordtype">int</span> protocol);
<a name="l00117"></a>00117 <span class="keywordtype">int</span> getSerializationProtocol();
<a name="l00118"></a>00118 std::string str();
<a name="l00119"></a>00119 <span class="keywordtype">void</span> reset(<span class="keywordtype">int</span> protocol = 0);
<a name="l00120"></a>00120
<a name="l00121"></a>00121 <span class="keyword">template</span><<span class="keyword">typename</span> T>
<a name="l00122"></a>00122 <span class="keywordtype">void</span> write(<span class="keyword">const</span> T &t)
<a name="l00123"></a>00123 {
<a name="l00124"></a>00124 <span class="keywordflow">try</span>
<a name="l00125"></a>00125 {
<a name="l00126"></a>00126 <span class="keywordflow">switch</span> (protocol)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 <span class="keywordflow">case</span> 1: oprotocol1 << t; <span class="keywordflow">break</span>;
<a name="l00129"></a>00129 <span class="keywordflow">case</span> 2: oprotocol2 << t; <span class="keywordflow">break</span>;
<a name="l00130"></a>00130 <span class="keywordflow">case</span> 3: oprotocol3 << t; <span class="keywordflow">break</span>;
<a name="l00131"></a>00131 <span class="keywordflow">case</span> 4: oprotocol4 << t; <span class="keywordflow">break</span>;
<a name="l00132"></a>00132 <span class="keywordflow">default</span>: RCF_ASSERT(0)(protocol);
<a name="l00133"></a>00133 }
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135 <span class="keywordflow">catch</span>(<span class="keyword">const</span> std::exception &e)
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 RCF_THROW(RCF::SerializationException, <span class="stringliteral">"Serialization error"</span>)(e);
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 }
<a name="l00140"></a>00140
<a name="l00141"></a>00141 <span class="keyword">private</span>:
<a name="l00142"></a>00142
<a name="l00143"></a>00143 <span class="keyword">friend</span> <span class="keyword">class</span> ClientStub; <span class="comment">// TODO</span>
<a name="l00144"></a>00144 <span class="keyword">friend</span> <span class="keyword">class</span> Session; <span class="comment">// TODO</span>
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="keywordtype">void</span> bindProtocol();
<a name="l00147"></a>00147 <span class="keywordtype">void</span> unbindProtocol();
<a name="l00148"></a>00148
<a name="l00149"></a>00149 <span class="keywordtype">int</span> protocol;
<a name="l00150"></a>00150 std::ostringstream obuffer;
<a name="l00151"></a>00151 Protocol<1>::Out oprotocol1;
<a name="l00152"></a>00152 Protocol<2>::Out oprotocol2;
<a name="l00153"></a>00153 Protocol<3>::Out oprotocol3;
<a name="l00154"></a>00154 Protocol<4>::Out oprotocol4;
<a name="l00155"></a>00155 };
<a name="l00156"></a>00156
<a name="l00157"></a>00157 <span class="keyword">template</span><<span class="keyword">typename</span> T> SerializationProtocolOut &operator<<(SerializationProtocolOut &out, <span class="keyword">const</span> T &t)
<a name="l00158"></a>00158 {
<a name="l00159"></a>00159 out.write(t);
<a name="l00160"></a>00160 <span class="keywordflow">return</span> out;
<a name="l00161"></a>00161 }
<a name="l00162"></a>00162
<a name="l00163"></a>00163 <span class="keyword">template</span><<span class="keyword">typename</span> T> SerializationProtocolIn &operator>>(SerializationProtocolIn &in, T &t)
<a name="l00164"></a>00164 {
<a name="l00165"></a>00165 in.read(t);
<a name="l00166"></a>00166 <span class="keywordflow">return</span> in;
<a name="l00167"></a>00167 }
<a name="l00168"></a>00168
<a name="l00169"></a>00169 } <span class="comment">// namespace RCF</span>
<a name="l00170"></a>00170
<a name="l00171"></a>00171 <span class="preprocessor">#endif // ! INCLUDE_RCF_SERIALIZATIONPROTOCOL_HPP</span>
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Software developer, from Sweden and now living in Canberra, Australia, working on distributed C++ applications. When he is not programming, Jarl enjoys skiing and playing table tennis. He derives immense satisfaction from referring to himself in third person.
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