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<hr><h1>naming.cc</h1><a href="a00108.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001 <font class="comment">// -*- Mode: C++; -*-</font>
00002 <font class="comment">// Package : omniEvents</font>
00003 <font class="comment">// naming.cc Created : 1/10/99</font>
00004 <font class="comment">// Author : Paul Nader (pwn)</font>
00005 <font class="comment">//</font>
00006 <font class="comment">// Copyright (C) 1998 Paul Nader.</font>
00007 <font class="comment">//</font>
00008 <font class="comment">// This file is part of the omniEvents application.</font>
00009 <font class="comment">//</font>
00010 <font class="comment">// omniEvents is free software; you can redistribute it and/or</font>
00011 <font class="comment">// modify it under the terms of the GNU Lesser General Public</font>
00012 <font class="comment">// License as published by the Free Software Foundation; either</font>
00013 <font class="comment">// version 2.1 of the License, or (at your option) any later version.</font>
00014 <font class="comment">//</font>
00015 <font class="comment">// omniEvents is distributed in the hope that it will be useful,</font>
00016 <font class="comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</font>
00017 <font class="comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
00018 <font class="comment">// Lesser General Public License for more details.</font>
00019 <font class="comment">//</font>
00020 <font class="comment">// You should have received a copy of the GNU Lesser General Public</font>
00021 <font class="comment">// License along with this library; if not, write to the Free Software</font>
00022 <font class="comment">// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</font>
00023 <font class="comment">//</font>
00024 <font class="comment">// Description:</font>
00025 <font class="comment">//</font>
00026 <font class="comment">// naming Service Utility functions.</font>
00027 <font class="comment">//</font>
00028
00029 <font class="comment">/*</font>
00030 <font class="comment"> $Log: naming.cc,v $</font>
00031 <font class="comment"> Revision 1.8 2004/10/08 14:27:59 alextingle</font>
00032 <font class="comment"> Changed local variable initialisation style back to using '=' in order to please MS VC++.</font>
00033 <font class="comment"></font>
00034 <font class="comment"> Revision 1.7 2004/09/25 23:12:28 alextingle</font>
00035 <font class="comment"> New method: Orb::reportObjectFailure() - flags unexpected failures at a higher</font>
00036 <font class="comment"> priority than normal non-fatal exceptions.</font>
00037 <font class="comment"></font>
00038 <font class="comment"> New macro: NP_MINORSTRING() - a safe interface to</font>
00039 <font class="comment"> CORBA::SystemException::NP_minorString() that returns "??" when there is no</font>
00040 <font class="comment"> mapping for the exception's minor code.</font>
00041 <font class="comment"></font>
00042 <font class="comment"> Revision 1.6 2004/08/04 08:13:44 alextingle</font>
00043 <font class="comment"> Unix daemon & Windows service now both working. Accessed through interface class Daemon (in daemon.h).</font>
00044 <font class="comment"></font>
00045 <font class="comment"> Revision 1.5 2004/07/26 21:17:49 alextingle</font>
00046 <font class="comment"> Added missing #include <string></font>
00047 <font class="comment"></font>
00048 <font class="comment"> Revision 1.4 2004/07/26 16:22:25 alextingle</font>
00049 <font class="comment"> New method: str2name() parses a stringified naming service name info a CosNaming::Name.</font>
00050 <font class="comment"></font>
00051 <font class="comment"> Revision 1.3 2004/07/02 15:20:39 alextingle</font>
00052 <font class="comment"> Added daemonization, syslog & pidfile support on Unix.</font>
00053 <font class="comment"> Corrected trace levels for consistency with omniORB.</font>
00054 <font class="comment"></font>
00055 <font class="comment"> Revision 1.2 2004/04/21 10:01:42 alextingle</font>
00056 <font class="comment"> Removed unused code. Now silently fails if the Orb has no naming service ref.</font>
00057 <font class="comment"></font>
00058 <font class="comment"> Revision 1.1 2003/12/21 16:19:49 alextingle</font>
00059 <font class="comment"> Moved into 'src' directory as part of the change to POA implementation.</font>
00060 <font class="comment"></font>
00061 <font class="comment"> Revision 1.3 2003/12/01 09:03:13 alextingle</font>
00062 <font class="comment"> Now reports more specific exceptions (only with omniORB4).</font>
00063 <font class="comment"></font>
00064 <font class="comment"> Revision 1.2 2003/11/03 22:45:31 alextingle</font>
00065 <font class="comment"> Removed all platform specific switches. Now uses autoconf, config.h.</font>
00066 <font class="comment"></font>
00067 <font class="comment"> Revision 1.1.1.1 2002/09/25 19:00:35 shamus13</font>
00068 <font class="comment"> Import of OmniEvents source tree from release 2.1.1</font>
00069 <font class="comment"></font>
00070 <font class="comment"> Revision 1.3 2000/09/26 08:44:58 naderp</font>
00071 <font class="comment"> Added stdlib.h include for exit function.</font>
00072 <font class="comment"></font>
00073 <font class="comment"> Revision 1.2 2000/09/04 03:45:52 naderp</font>
00074 <font class="comment"> Changed headers.</font>
00075 <font class="comment"></font>
00076 <font class="comment"> Revision 1.1 1999/11/01 17:00:16 naderp</font>
00077 <font class="comment"> Initial revision</font>
00078 <font class="comment"></font>
00079 <font class="comment">*/</font>
00080
00081 <font class="preprocessor">#include "<a class="code" href="a00109.html">naming.h</a>"</font>
00082
00083 <font class="preprocessor">#include <string></font>
00084
00085 <font class="preprocessor">#ifdef HAVE_IOMANIP</font>
00086 <font class="preprocessor"></font><font class="preprocessor"># include <iomanip></font>
00087 <font class="preprocessor">#else</font>
00088 <font class="preprocessor"></font><font class="preprocessor"># include <iomanip.h></font>
00089 <font class="preprocessor">#endif</font>
00090 <font class="preprocessor"></font>
00091 <font class="preprocessor">#ifdef HAVE_STDLIB_H</font>
00092 <font class="preprocessor"></font><font class="preprocessor"># include <stdlib.h></font> <font class="comment">// for exit</font>
00093 <font class="preprocessor">#endif</font>
00094 <font class="preprocessor"></font>
<a name="l00095"></a><a class="code" href="a00108.html#a0">00095</a> ostream& <a class="code" href="a00108.html#a0">operator<<</a>(ostream& os, <font class="keyword">const</font> CosNaming::Name &n)
00096 {
00097 <font class="keywordflow">for</font>(CORBA::ULong i=0; i<n.length(); i++)
00098 {
00099 os<<<font class="stringliteral">"/"</font><<n[i].id.in();
00100 <font class="keyword">const</font> <font class="keywordtype">char</font>* kind =n[i].kind.in();
00101 <font class="keywordflow">if</font>(kind && kind[0])
00102 os<<<font class="stringliteral">"."</font><<kind;
00103 }
00104 <font class="keywordflow">return</font> os;
00105 }
00106
00107
<a name="l00108"></a><a class="code" href="a00108.html#a1">00108</a> CosNaming::Name <a class="code" href="a00108.html#a1">str2name</a>(<font class="keyword">const</font> <font class="keywordtype">char</font>* namestr)
00109 {
00110 CosNaming::Name name;
00111 CORBA::ULong nameLen=0;
00112 name.length(nameLen);
00113
00114 string n =namestr;
00115 string::size_type pos=0;
00116 <font class="keywordtype">char</font> last=<font class="charliteral">'/'</font>;
00117 <font class="keywordflow">while</font>(true)
00118 {
00119 pos=n.find_first_not_of(<font class="stringliteral">"/."</font>,pos);
00120 <font class="keywordflow">if</font>(pos==string::npos) <font class="keywordflow">break</font>;
00121 string::size_type sep=n.find_first_of(<font class="stringliteral">"/."</font>,pos);
00122 string piece =n.substr(pos,sep-pos);
00123 <font class="keywordflow">if</font>(last==<font class="charliteral">'/'</font>)
00124 {
00125 name.length(++nameLen);
00126 name[nameLen-1].id=CORBA::string_dup(piece.c_str());
00127 }
00128 <font class="keywordflow">else</font>
00129 {
00130 name[nameLen-1].kind=CORBA::string_dup(piece.c_str());
00131 }
00132 pos=sep;
00133 last=n[sep];
00134 }
00135 <font class="keywordflow">return</font> name;
00136 }
00137
00138
<a name="l00139"></a><a class="code" href="a00108.html#a2">00139</a> <font class="keywordtype">int</font> <a class="code" href="a00108.html#a2">bindName2Object</a>(
00140 CosNaming::NamingContext_ptr namingContext,
00141 <font class="keyword">const</font> CosNaming::Name& name,
00142 CORBA::Object_ptr obj
00143 )
00144 {
00145 <font class="comment">// If there is no naming service, then ignore this call.</font>
00146 <font class="keywordflow">if</font>(CORBA::is_nil(namingContext))
00147 <font class="keywordflow">return</font> 1;
00148
00149 <font class="keywordflow">try</font>
00150 {
00151
00152 CosNaming::Name n;
00153 n.length(1);
00154 <font class="comment">// Drill down through contexts.</font>
00155 <font class="keywordflow">for</font>(CORBA::ULong i=0; i<(name.length()-1); ++i)
00156 {
00157 n[0]=name[i];
00158 <font class="keywordflow">try</font>
00159 {
00160 namingContext=namingContext->bind_new_context(n);
00161 }
00162 <font class="keywordflow">catch</font>(CosNaming::NamingContext::AlreadyBound&)
00163 {
00164 CORBA::Object_var obj2 =namingContext->resolve(n);
00165 namingContext=CosNaming::NamingContext::_narrow(obj2);
00166 }
00167 <font class="comment">// One of the context names is already bound to an object. Bail out!</font>
00168 <font class="keywordflow">if</font>(CORBA::is_nil(namingContext))
00169 <font class="keywordflow">return</font> 2;
00170 }
00171 <font class="comment">// Bind the object</font>
00172 n[0]=name[name.length()-1];
00173 <font class="keywordflow">try</font>
00174 {
00175 namingContext->bind(n,obj);
00176 }
00177 <font class="keywordflow">catch</font>(CosNaming::NamingContext::AlreadyBound& ex)
00178 {
00179 <font class="comment">// overwrite previously bound object</font>
00180 namingContext->rebind(n,obj);
00181 }
00182 <font class="keywordflow">return</font> 0;
00183
00184 }
00185 <font class="keywordflow">catch</font> (CORBA::COMM_FAILURE& ex)
00186 {
00187 cerr << <font class="stringliteral">"Caught system exception COMM_FAILURE, unable to contact the "</font>
00188 << <font class="stringliteral">"naming service."</font> << endl;
00189 }
00190 <font class="keywordflow">catch</font> (omniORB::fatalException& ex)
00191 {
00192 cerr << <font class="stringliteral">"Caught omniORB fatal exception binding "</font> << name << endl;
00193 <font class="keywordflow">throw</font>;
00194 }
00195 <font class="keywordflow">catch</font> (CORBA::SystemException& ex)
00196 {
00197 <font class="keyword">const</font> <font class="keywordtype">char</font>* exName =NULL;
00198 <font class="keyword">const</font> <font class="keywordtype">char</font>* exMinor =NULL;
00199 <font class="preprocessor">#ifdef HAVE_OMNIORB4</font>
00200 <font class="preprocessor"></font> exName =ex.NP_minorString();
00201 exMinor=ex.NP_minorString();
00202 <font class="preprocessor">#endif</font>
00203 <font class="preprocessor"></font> cerr<<<font class="stringliteral">"System exception binding "</font><<name;
00204 <font class="keywordflow">if</font>(exName)
00205 cerr<<<font class="stringliteral">": "</font><<exName;
00206 <font class="keywordflow">if</font>(exMinor)
00207 cerr<<<font class="stringliteral">" ("</font><<exMinor<<<font class="stringliteral">")"</font>;
00208 cerr<<endl;
00209 }
00210 <font class="keywordflow">catch</font> (CORBA::Exception& ex)
00211 {
00212 cerr<<<font class="stringliteral">"CORBA exception binding "</font><<name
00213 <font class="preprocessor">#ifdef HAVE_OMNIORB4</font>
00214 <font class="preprocessor"></font> <<<font class="stringliteral">": "</font><<ex._name()
00215 <font class="preprocessor">#endif</font>
00216 <font class="preprocessor"></font> << endl;
00217 }
00218 ::exit(1);
00219 }
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