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<h1>naming.cc</h1><a href="a00109.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- Mode: C++; -*-</span>
<a name="l00002"></a>00002 <span class="comment">// Package : omniEvents</span>
<a name="l00003"></a>00003 <span class="comment">// naming.cc Created : 1/10/99</span>
<a name="l00004"></a>00004 <span class="comment">// Author : Paul Nader (pwn)</span>
<a name="l00005"></a>00005 <span class="comment">//</span>
<a name="l00006"></a>00006 <span class="comment">// Copyright (C) 1998 Paul Nader, 2003-2005 Alex Tingle.</span>
<a name="l00007"></a>00007 <span class="comment">//</span>
<a name="l00008"></a>00008 <span class="comment">// This file is part of the omniEvents application.</span>
<a name="l00009"></a>00009 <span class="comment">//</span>
<a name="l00010"></a>00010 <span class="comment">// omniEvents is free software; you can redistribute it and/or</span>
<a name="l00011"></a>00011 <span class="comment">// modify it under the terms of the GNU Lesser General Public</span>
<a name="l00012"></a>00012 <span class="comment">// License as published by the Free Software Foundation; either</span>
<a name="l00013"></a>00013 <span class="comment">// version 2.1 of the License, or (at your option) any later version.</span>
<a name="l00014"></a>00014 <span class="comment">//</span>
<a name="l00015"></a>00015 <span class="comment">// omniEvents is distributed in the hope that it will be useful,</span>
<a name="l00016"></a>00016 <span class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<a name="l00017"></a>00017 <span class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
<a name="l00018"></a>00018 <span class="comment">// Lesser General Public License for more details.</span>
<a name="l00019"></a>00019 <span class="comment">//</span>
<a name="l00020"></a>00020 <span class="comment">// You should have received a copy of the GNU Lesser General Public</span>
<a name="l00021"></a>00021 <span class="comment">// License along with this library; if not, write to the Free Software</span>
<a name="l00022"></a>00022 <span class="comment">// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
<a name="l00023"></a>00023 <span class="comment">//</span>
<a name="l00024"></a>00024 <span class="comment">// Description:</span>
<a name="l00025"></a>00025 <span class="comment">//</span>
<a name="l00026"></a>00026 <span class="comment">// naming Service Utility functions.</span>
<a name="l00027"></a>00027 <span class="comment">//</span>
<a name="l00028"></a>00028
<a name="l00029"></a>00029 <span class="comment">/*</span>
<a name="l00030"></a>00030 <span class="comment"> $Log: naming.cc,v $</span>
<a name="l00031"></a>00031 <span class="comment"> Revision 1.8.2.2 2005/05/10 14:28:11 alextingle</span>
<a name="l00032"></a>00032 <span class="comment"> Updated copyrights to 2005.</span>
<a name="l00033"></a>00033 <span class="comment"></span>
<a name="l00034"></a>00034 <span class="comment"> Revision 1.8.2.1 2005/04/27 20:49:31 alextingle</span>
<a name="l00035"></a>00035 <span class="comment"> Merge across changes from HEAD branch (see CHANGES_262. Change version number ready for release 2.6.2.</span>
<a name="l00036"></a>00036 <span class="comment"></span>
<a name="l00037"></a>00037 <span class="comment"> Revision 1.9 2005/04/13 14:04:02 alextingle</span>
<a name="l00038"></a>00038 <span class="comment"> Fixed bug in str2name() naming.cc, that causes a SEGV on HP-UX.</span>
<a name="l00039"></a>00039 <span class="comment"></span>
<a name="l00040"></a>00040 <span class="comment"> Revision 1.8 2004/10/08 14:27:59 alextingle</span>
<a name="l00041"></a>00041 <span class="comment"> Changed local variable initialisation style back to using '=' in order to please MS VC++.</span>
<a name="l00042"></a>00042 <span class="comment"></span>
<a name="l00043"></a>00043 <span class="comment"> Revision 1.7 2004/09/25 23:12:28 alextingle</span>
<a name="l00044"></a>00044 <span class="comment"> New method: Orb::reportObjectFailure() - flags unexpected failures at a higher</span>
<a name="l00045"></a>00045 <span class="comment"> priority than normal non-fatal exceptions.</span>
<a name="l00046"></a>00046 <span class="comment"></span>
<a name="l00047"></a>00047 <span class="comment"> New macro: NP_MINORSTRING() - a safe interface to</span>
<a name="l00048"></a>00048 <span class="comment"> CORBA::SystemException::NP_minorString() that returns "??" when there is no</span>
<a name="l00049"></a>00049 <span class="comment"> mapping for the exception's minor code.</span>
<a name="l00050"></a>00050 <span class="comment"></span>
<a name="l00051"></a>00051 <span class="comment"> Revision 1.6 2004/08/04 08:13:44 alextingle</span>
<a name="l00052"></a>00052 <span class="comment"> Unix daemon & Windows service now both working. Accessed through interface class Daemon (in daemon.h).</span>
<a name="l00053"></a>00053 <span class="comment"></span>
<a name="l00054"></a>00054 <span class="comment"> Revision 1.5 2004/07/26 21:17:49 alextingle</span>
<a name="l00055"></a>00055 <span class="comment"> Added missing #include <string></span>
<a name="l00056"></a>00056 <span class="comment"></span>
<a name="l00057"></a>00057 <span class="comment"> Revision 1.4 2004/07/26 16:22:25 alextingle</span>
<a name="l00058"></a>00058 <span class="comment"> New method: str2name() parses a stringified naming service name info a CosNaming::Name.</span>
<a name="l00059"></a>00059 <span class="comment"></span>
<a name="l00060"></a>00060 <span class="comment"> Revision 1.3 2004/07/02 15:20:39 alextingle</span>
<a name="l00061"></a>00061 <span class="comment"> Added daemonization, syslog & pidfile support on Unix.</span>
<a name="l00062"></a>00062 <span class="comment"> Corrected trace levels for consistency with omniORB.</span>
<a name="l00063"></a>00063 <span class="comment"></span>
<a name="l00064"></a>00064 <span class="comment"> Revision 1.2 2004/04/21 10:01:42 alextingle</span>
<a name="l00065"></a>00065 <span class="comment"> Removed unused code. Now silently fails if the Orb has no naming service ref.</span>
<a name="l00066"></a>00066 <span class="comment"></span>
<a name="l00067"></a>00067 <span class="comment"> Revision 1.1 2003/12/21 16:19:49 alextingle</span>
<a name="l00068"></a>00068 <span class="comment"> Moved into 'src' directory as part of the change to POA implementation.</span>
<a name="l00069"></a>00069 <span class="comment"></span>
<a name="l00070"></a>00070 <span class="comment"> Revision 1.3 2003/12/01 09:03:13 alextingle</span>
<a name="l00071"></a>00071 <span class="comment"> Now reports more specific exceptions (only with omniORB4).</span>
<a name="l00072"></a>00072 <span class="comment"></span>
<a name="l00073"></a>00073 <span class="comment"> Revision 1.2 2003/11/03 22:45:31 alextingle</span>
<a name="l00074"></a>00074 <span class="comment"> Removed all platform specific switches. Now uses autoconf, config.h.</span>
<a name="l00075"></a>00075 <span class="comment"></span>
<a name="l00076"></a>00076 <span class="comment"> Revision 1.1.1.1 2002/09/25 19:00:35 shamus13</span>
<a name="l00077"></a>00077 <span class="comment"> Import of OmniEvents source tree from release 2.1.1</span>
<a name="l00078"></a>00078 <span class="comment"></span>
<a name="l00079"></a>00079 <span class="comment"> Revision 1.3 2000/09/26 08:44:58 naderp</span>
<a name="l00080"></a>00080 <span class="comment"> Added stdlib.h include for exit function.</span>
<a name="l00081"></a>00081 <span class="comment"></span>
<a name="l00082"></a>00082 <span class="comment"> Revision 1.2 2000/09/04 03:45:52 naderp</span>
<a name="l00083"></a>00083 <span class="comment"> Changed headers.</span>
<a name="l00084"></a>00084 <span class="comment"></span>
<a name="l00085"></a>00085 <span class="comment"> Revision 1.1 1999/11/01 17:00:16 naderp</span>
<a name="l00086"></a>00086 <span class="comment"> Initial revision</span>
<a name="l00087"></a>00087 <span class="comment"></span>
<a name="l00088"></a>00088 <span class="comment">*/</span>
<a name="l00089"></a>00089
<a name="l00090"></a>00090 <span class="preprocessor">#include "<a class="code" href="a00110.html">naming.h</a>"</span>
<a name="l00091"></a>00091
<a name="l00092"></a>00092 <span class="preprocessor">#include <string></span>
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="preprocessor">#ifdef HAVE_IOMANIP</span>
<a name="l00095"></a>00095 <span class="preprocessor"></span><span class="preprocessor"># include <iomanip></span>
<a name="l00096"></a>00096 <span class="preprocessor">#else</span>
<a name="l00097"></a>00097 <span class="preprocessor"></span><span class="preprocessor"># include <iomanip.h></span>
<a name="l00098"></a>00098 <span class="preprocessor">#endif</span>
<a name="l00099"></a>00099 <span class="preprocessor"></span>
<a name="l00100"></a>00100 <span class="preprocessor">#ifdef HAVE_STDLIB_H</span>
<a name="l00101"></a>00101 <span class="preprocessor"></span><span class="preprocessor"># include <stdlib.h></span> <span class="comment">// for exit</span>
<a name="l00102"></a>00102 <span class="preprocessor">#endif</span>
<a name="l00103"></a>00103 <span class="preprocessor"></span>
<a name="l00104"></a><a class="code" href="a00110.html#a0">00104</a> ostream& <a class="code" href="a00109.html#a0">operator<<</a>(ostream& os, <span class="keyword">const</span> CosNaming::Name &n)
<a name="l00105"></a>00105 {
<a name="l00106"></a>00106 <span class="keywordflow">for</span>(CORBA::ULong i=0; i<n.length(); i++)
<a name="l00107"></a>00107 {
<a name="l00108"></a>00108 os<<<span class="stringliteral">"/"</span><<n[i].id.in();
<a name="l00109"></a>00109 <span class="keyword">const</span> <span class="keywordtype">char</span>* kind =n[i].kind.in();
<a name="l00110"></a>00110 <span class="keywordflow">if</span>(kind && kind[0])
<a name="l00111"></a>00111 os<<<span class="stringliteral">"."</span><<kind;
<a name="l00112"></a>00112 }
<a name="l00113"></a>00113 <span class="keywordflow">return</span> os;
<a name="l00114"></a>00114 }
<a name="l00115"></a>00115
<a name="l00116"></a>00116
<a name="l00117"></a><a class="code" href="a00110.html#a1">00117</a> CosNaming::Name <a class="code" href="a00109.html#a1">str2name</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* namestr)
<a name="l00118"></a>00118 {
<a name="l00119"></a>00119 CosNaming::Name name;
<a name="l00120"></a>00120 CORBA::ULong nameLen=0;
<a name="l00121"></a>00121 name.length(nameLen);
<a name="l00122"></a>00122
<a name="l00123"></a>00123 string n =namestr;
<a name="l00124"></a>00124 string::size_type pos=0;
<a name="l00125"></a>00125 <span class="keywordtype">char</span> last=<span class="charliteral">'/'</span>;
<a name="l00126"></a>00126 <span class="keywordflow">while</span>(<span class="keyword">true</span>)
<a name="l00127"></a>00127 {
<a name="l00128"></a>00128 pos=n.find_first_not_of(<span class="stringliteral">"/."</span>,pos);
<a name="l00129"></a>00129 <span class="keywordflow">if</span>(string::npos==pos) <span class="keywordflow">break</span>;
<a name="l00130"></a>00130 string::size_type sep =n.find_first_of(<span class="stringliteral">"/."</span>,pos);
<a name="l00131"></a>00131 string piece =n.substr(pos, (string::npos==sep? sep: sep-pos) );
<a name="l00132"></a>00132 <span class="keywordflow">if</span>(last==<span class="charliteral">'/'</span>)
<a name="l00133"></a>00133 {
<a name="l00134"></a>00134 name.length(++nameLen);
<a name="l00135"></a>00135 name[nameLen-1].id=CORBA::string_dup(piece.c_str());
<a name="l00136"></a>00136 }
<a name="l00137"></a>00137 <span class="keywordflow">else</span>
<a name="l00138"></a>00138 {
<a name="l00139"></a>00139 name[nameLen-1].kind=CORBA::string_dup(piece.c_str());
<a name="l00140"></a>00140 }
<a name="l00141"></a>00141 <span class="keywordflow">if</span>(string::npos==sep) <span class="keywordflow">break</span>;
<a name="l00142"></a>00142 pos=sep;
<a name="l00143"></a>00143 last=n[sep];
<a name="l00144"></a>00144 }
<a name="l00145"></a>00145 <span class="keywordflow">return</span> name;
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147
<a name="l00148"></a>00148
<a name="l00149"></a><a class="code" href="a00110.html#a2">00149</a> <span class="keywordtype">int</span> <a class="code" href="a00109.html#a2">bindName2Object</a>(
<a name="l00150"></a>00150 CosNaming::NamingContext_ptr namingContext,
<a name="l00151"></a>00151 <span class="keyword">const</span> CosNaming::Name& name,
<a name="l00152"></a>00152 CORBA::Object_ptr obj
<a name="l00153"></a>00153 )
<a name="l00154"></a>00154 {
<a name="l00155"></a>00155 <span class="comment">// If there is no naming service, then ignore this call.</span>
<a name="l00156"></a>00156 <span class="keywordflow">if</span>(CORBA::is_nil(namingContext))
<a name="l00157"></a>00157 <span class="keywordflow">return</span> 1;
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keywordflow">try</span>
<a name="l00160"></a>00160 {
<a name="l00161"></a>00161
<a name="l00162"></a>00162 CosNaming::Name n;
<a name="l00163"></a>00163 n.length(1);
<a name="l00164"></a>00164 <span class="comment">// Drill down through contexts.</span>
<a name="l00165"></a>00165 <span class="keywordflow">for</span>(CORBA::ULong i=0; i<(name.length()-1); ++i)
<a name="l00166"></a>00166 {
<a name="l00167"></a>00167 n[0]=name[i];
<a name="l00168"></a>00168 <span class="keywordflow">try</span>
<a name="l00169"></a>00169 {
<a name="l00170"></a>00170 namingContext=namingContext->bind_new_context(n);
<a name="l00171"></a>00171 }
<a name="l00172"></a>00172 <span class="keywordflow">catch</span>(CosNaming::NamingContext::AlreadyBound&)
<a name="l00173"></a>00173 {
<a name="l00174"></a>00174 CORBA::Object_var obj2 =namingContext->resolve(n);
<a name="l00175"></a>00175 namingContext=CosNaming::NamingContext::_narrow(obj2);
<a name="l00176"></a>00176 }
<a name="l00177"></a>00177 <span class="comment">// One of the context names is already bound to an object. Bail out!</span>
<a name="l00178"></a>00178 <span class="keywordflow">if</span>(CORBA::is_nil(namingContext))
<a name="l00179"></a>00179 <span class="keywordflow">return</span> 2;
<a name="l00180"></a>00180 }
<a name="l00181"></a>00181 <span class="comment">// Bind the object</span>
<a name="l00182"></a>00182 n[0]=name[name.length()-1];
<a name="l00183"></a>00183 <span class="keywordflow">try</span>
<a name="l00184"></a>00184 {
<a name="l00185"></a>00185 namingContext->bind(n,obj);
<a name="l00186"></a>00186 }
<a name="l00187"></a>00187 <span class="keywordflow">catch</span>(CosNaming::NamingContext::AlreadyBound& ex)
<a name="l00188"></a>00188 {
<a name="l00189"></a>00189 <span class="comment">// overwrite previously bound object</span>
<a name="l00190"></a>00190 namingContext->rebind(n,obj);
<a name="l00191"></a>00191 }
<a name="l00192"></a>00192 <span class="keywordflow">return</span> 0;
<a name="l00193"></a>00193
<a name="l00194"></a>00194 }
<a name="l00195"></a>00195 <span class="keywordflow">catch</span> (CORBA::COMM_FAILURE& ex)
<a name="l00196"></a>00196 {
<a name="l00197"></a>00197 cerr << <span class="stringliteral">"Caught system exception COMM_FAILURE, unable to contact the "</span>
<a name="l00198"></a>00198 << <span class="stringliteral">"naming service."</span> << endl;
<a name="l00199"></a>00199 }
<a name="l00200"></a>00200 <span class="keywordflow">catch</span> (omniORB::fatalException& ex)
<a name="l00201"></a>00201 {
<a name="l00202"></a>00202 cerr << <span class="stringliteral">"Caught omniORB fatal exception binding "</span> << name << endl;
<a name="l00203"></a>00203 <span class="keywordflow">throw</span>;
<a name="l00204"></a>00204 }
<a name="l00205"></a>00205 <span class="keywordflow">catch</span> (CORBA::SystemException& ex)
<a name="l00206"></a>00206 {
<a name="l00207"></a>00207 <span class="keyword">const</span> <span class="keywordtype">char</span>* exName =NULL;
<a name="l00208"></a>00208 <span class="keyword">const</span> <span class="keywordtype">char</span>* exMinor =NULL;
<a name="l00209"></a>00209 <span class="preprocessor">#ifdef HAVE_OMNIORB4</span>
<a name="l00210"></a>00210 <span class="preprocessor"></span> exName =ex.NP_minorString();
<a name="l00211"></a>00211 exMinor=ex.NP_minorString();
<a name="l00212"></a>00212 <span class="preprocessor">#endif</span>
<a name="l00213"></a>00213 <span class="preprocessor"></span> cerr<<<span class="stringliteral">"System exception binding "</span><<name;
<a name="l00214"></a>00214 <span class="keywordflow">if</span>(exName)
<a name="l00215"></a>00215 cerr<<<span class="stringliteral">": "</span><<exName;
<a name="l00216"></a>00216 <span class="keywordflow">if</span>(exMinor)
<a name="l00217"></a>00217 cerr<<<span class="stringliteral">" ("</span><<exMinor<<<span class="stringliteral">")"</span>;
<a name="l00218"></a>00218 cerr<<endl;
<a name="l00219"></a>00219 }
<a name="l00220"></a>00220 <span class="keywordflow">catch</span> (CORBA::Exception& ex)
<a name="l00221"></a>00221 {
<a name="l00222"></a>00222 cerr<<<span class="stringliteral">"CORBA exception binding "</span><<name
<a name="l00223"></a>00223 <span class="preprocessor">#ifdef HAVE_OMNIORB4</span>
<a name="l00224"></a>00224 <span class="preprocessor"></span> <<<span class="stringliteral">": "</span><<ex._name()
<a name="l00225"></a>00225 <span class="preprocessor">#endif</span>
<a name="l00226"></a>00226 <span class="preprocessor"></span> << endl;
<a name="l00227"></a>00227 }
<a name="l00228"></a>00228 ::exit(1);
<a name="l00229"></a>00229 }
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Fri Aug 26 20:56:14 2005 for OmniEvents by
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