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<a class="qindex" href="main.html">Main Page</a> <a class="qindex" href="namespaces.html">Namespace List</a> <a class="qindex" href="hierarchy.html">Class Hierarchy</a> <a class="qindex" href="annotated.html">Compound List</a> <a class="qindex" href="files.html">File List</a> <a class="qindex" href="namespacemembers.html">Namespace Members</a> <a class="qindex" href="functions.html">Compound Members</a> <a class="qindex" href="globals.html">File Members</a> </center>
<hr><h1>omniEventsLog.cc</h1><a href="a00112.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">// omniEventsLog.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
00027 <font class="comment">/*</font>
00028 <font class="comment"> $Log: omniEventsLog.cc,v $</font>
00029 <font class="comment"> Revision 1.20.2.1 2004/11/16 21:46:11 alextingle</font>
00030 <font class="comment"> Made several methods virtual to allow users of libomniEvents to override</font>
00031 <font class="comment"> the default persistency behaviour. (Dirk O. Siebnich)</font>
00032 <font class="comment"></font>
00033 <font class="comment"> Revision 1.20 2004/09/25 23:12:28 alextingle</font>
00034 <font class="comment"> New method: Orb::reportObjectFailure() - flags unexpected failures at a higher</font>
00035 <font class="comment"> priority than normal non-fatal exceptions.</font>
00036 <font class="comment"></font>
00037 <font class="comment"> New macro: NP_MINORSTRING() - a safe interface to</font>
00038 <font class="comment"> CORBA::SystemException::NP_minorString() that returns "??" when there is no</font>
00039 <font class="comment"> mapping for the exception's minor code.</font>
00040 <font class="comment"></font>
00041 <font class="comment"> Revision 1.19 2004/07/26 16:27:08 alextingle</font>
00042 <font class="comment"> Support for NT service on windows: main() moved into daemon.cc.</font>
00043 <font class="comment"> New (laxer) start up syntax. Port is now set with -p (not -s). There is no</font>
00044 <font class="comment"> special cold start mode.</font>
00045 <font class="comment"> More flexible naming service name option -N. (No more -K option).</font>
00046 <font class="comment"></font>
00047 <font class="comment"> Revision 1.18 2004/07/16 08:45:46 alextingle</font>
00048 <font class="comment"> New macro: IF_OMNIORB4(). Fixes warnings on AIX xlC_r.</font>
00049 <font class="comment"></font>
00050 <font class="comment"> Revision 1.17 2004/07/15 16:18:45 alextingle</font>
00051 <font class="comment"> Fixed casting warnings on Tru64.</font>
00052 <font class="comment"></font>
00053 <font class="comment"> Revision 1.16 2004/07/06 12:46:34 alextingle</font>
00054 <font class="comment"> Moved default macros into defaults.h</font>
00055 <font class="comment"></font>
00056 <font class="comment"> Revision 1.15 2004/07/06 10:59:39 alextingle</font>
00057 <font class="comment"> Tightened privileges on created files.</font>
00058 <font class="comment"></font>
00059 <font class="comment"> Revision 1.14 2004/07/05 13:52:37 alextingle</font>
00060 <font class="comment"> Improved iostream portability (again).</font>
00061 <font class="comment"></font>
00062 <font class="comment"> Revision 1.13 2004/07/02 15:20:39 alextingle</font>
00063 <font class="comment"> Added daemonization, syslog & pidfile support on Unix.</font>
00064 <font class="comment"> Corrected trace levels for consistency with omniORB.</font>
00065 <font class="comment"></font>
00066 <font class="comment"> Revision 1.12 2004/05/14 14:44:48 alextingle</font>
00067 <font class="comment"> Explicitly cast 'flags' to type ios::openmode for platforms where this type is an enum.</font>
00068 <font class="comment"></font>
00069 <font class="comment"> Revision 1.11 2004/04/20 20:23:03 alextingle</font>
00070 <font class="comment"> Cross-platform friendly use of std:ifstream.</font>
00071 <font class="comment"></font>
00072 <font class="comment"> Revision 1.10 2004/04/20 17:16:16 alextingle</font>
00073 <font class="comment"> Corrected openOfstream() arg name/comments.</font>
00074 <font class="comment"></font>
00075 <font class="comment"> Revision 1.9 2004/03/30 17:31:00 alextingle</font>
00076 <font class="comment"> Added exception handlers to thread methods.</font>
00077 <font class="comment"></font>
00078 <font class="comment"> Revision 1.8 2004/03/28 01:03:58 alextingle</font>
00079 <font class="comment"> Refactored class omniEventsLog to allow for more EventChannelFactory parameters.\nNew omniEvents params: -v, -a (alternate endPoint).</font>
00080 <font class="comment"></font>
00081 <font class="comment"> Revision 1.7 2004/03/23 13:29:34 alextingle</font>
00082 <font class="comment"> Fixed bizarre compilation errors on Sun's CC.</font>
00083 <font class="comment"></font>
00084 <font class="comment"> Revision 1.6 2004/01/11 16:57:26 alextingle</font>
00085 <font class="comment"> New persistancy log file format, implemented by PersistNode.h/cc. The new format enables new nodes to be added and old ones erased by appending a single line to the file, rather than by re-persisting the whole application. This is much more efficient when lots of proxies are being created all at once. It's also a much simpler solution, with far fewer lines of code.</font>
00086 <font class="comment"></font>
00087 <font class="comment"> Revision 1.5 2003/12/21 16:17:19 alextingle</font>
00088 <font class="comment"> Added OmniEvents namespace. Now uses POA implementations.</font>
00089 <font class="comment"></font>
00090 <font class="comment"> Revision 1.4 2003/11/14 14:05:21 alextingle</font>
00091 <font class="comment"> New output() members functions. Eliminates the need for friend ostream</font>
00092 <font class="comment"> functions that are problematic on earlier versions of Microsoft</font>
00093 <font class="comment"> VisualC++. Improved helpfulness of usage and error messages.</font>
00094 <font class="comment"></font>
00095 <font class="comment"> Revision 1.3 2003/11/03 22:41:00 alextingle</font>
00096 <font class="comment"> Oops! Removed excess log comments.</font>
00097 <font class="comment"></font>
00098 <font class="comment"> Revision 1.2 2003/11/03 22:38:39 alextingle</font>
00099 <font class="comment"> Removed many platform specific switches, alas many remain. Now uses</font>
00100 <font class="comment"> autoconf,config.h wherever possible.</font>
00101 <font class="comment"> Removed local definition of strdup() - omniEvents.cc manages to get</font>
00102 <font class="comment"> along without it, so it can't be needed here.</font>
00103 <font class="comment"> Moved convoluted code to obtain hostname into its own header file:</font>
00104 <font class="comment"> gethostname.h</font>
00105 <font class="comment"> Moved code that constructs logfile names into its own private method,</font>
00106 <font class="comment"> omniEventsLog::initializeFileNames()</font>
00107 <font class="comment"> Added explicit initialisation for all `class omniEventsLog' members.</font>
00108 <font class="comment"> Moved code that opens file stream into its own private method,</font>
00109 <font class="comment"> omniEventsLog::openOfstream()</font>
00110 <font class="comment"></font>
00111 <font class="comment"> Revision 1.1.1.1 2002/09/25 19:00:35 shamus13</font>
00112 <font class="comment"> Import of OmniEvents source tree from release 2.1.1</font>
00113 <font class="comment"></font>
00114 <font class="comment"> Revision 1.8 2000/09/26 09:20:26 naderp</font>
00115 <font class="comment"> STL Default parameters rework.</font>
00116 <font class="comment"> Configurable checkpoint period.</font>
00117 <font class="comment"></font>
00118 <font class="comment"> Revision 1.7 2000/09/04 05:05:22 naderp</font>
00119 <font class="comment"> Fixed problem with triggering multiple checkpoints.</font>
00120 <font class="comment"></font>
00121 <font class="comment"> Revision 1.6 2000/08/30 04:38:24 naderp</font>
00122 <font class="comment"> Fix to prevent recorder thread from terminating.</font>
00123 <font class="comment"></font>
00124 <font class="comment"> Revision 1.5 2000/08/30 00:57:29 naderp</font>
00125 <font class="comment"> Fixed broken persist method exiting after first checkpoint.</font>
00126 <font class="comment"></font>
00127 <font class="comment"> Revision 1.4 2000/03/06 13:19:58 naderp</font>
00128 <font class="comment"> Moved port from global to factory persistency data.</font>
00129 <font class="comment"></font>
00130 <font class="comment"> Revision 1.3 2000/03/06 04:15:09 naderp</font>
00131 <font class="comment"> Removed internal dependency between factory and Naming Service.</font>
00132 <font class="comment"></font>
00133 <font class="comment"> Revision 1.2 2000/03/02 04:20:09 naderp</font>
00134 <font class="comment"> Initialising factory refernce in init().</font>
00135 <font class="comment"></font>
00136 <font class="comment"> Revision 1.1 2000/03/02 02:00:25 naderp</font>
00137 <font class="comment"> Re-open active logfile during re-start.</font>
00138 <font class="comment"></font>
00139 <font class="comment"> Revision 1.0 1999/11/01 17:04:08 naderp</font>
00140 <font class="comment"> Initial revision</font>
00141 <font class="comment"></font>
00142 <font class="comment">*/</font>
00143
00144 <font class="preprocessor">#include "<a class="code" href="a00113.html">omniEventsLog.h</a>"</font>
00145
00146 <font class="preprocessor">#ifdef HAVE_CONFIG_H</font>
00147 <font class="preprocessor"></font><font class="preprocessor"># include "<a class="code" href="a00082.html">config.h</a>"</font>
00148 <font class="preprocessor">#endif</font>
00149 <font class="preprocessor"></font>
00150 <font class="preprocessor">#include <stdio.h></font>
00151
00152 <font class="preprocessor">#ifdef HAVE_STDLIB_H</font>
00153 <font class="preprocessor"></font><font class="preprocessor"># include <stdlib.h></font>
00154 <font class="preprocessor">#endif</font>
00155 <font class="preprocessor"></font>
00156 <font class="preprocessor">#ifdef HAVE_SYS_TYPES_H</font>
00157 <font class="preprocessor"></font><font class="preprocessor"># include <sys/types.h></font>
00158 <font class="preprocessor">#endif</font>
00159 <font class="preprocessor"></font>
00160 <font class="preprocessor">#ifdef HAVE_SYS_STAT_H</font>
00161 <font class="preprocessor"></font><font class="preprocessor"># include <sys/stat.h></font>
00162 <font class="preprocessor">#endif</font>
00163 <font class="preprocessor"></font>
00164 <font class="preprocessor">#ifdef HAVE_FCNTL_H</font>
00165 <font class="preprocessor"></font><font class="preprocessor"># include <fcntl.h></font>
00166 <font class="preprocessor">#endif</font>
00167 <font class="preprocessor"></font>
00168 <font class="preprocessor">#if defined(__VMS) && __CRTL_VER < 70000000</font>
00169 <font class="preprocessor"></font><font class="preprocessor"># include <omniVMS/unlink.hxx></font>
00170 <font class="preprocessor">#endif</font>
00171 <font class="preprocessor"></font>
00172 <font class="preprocessor">#ifdef __WIN32__</font>
00173 <font class="preprocessor"></font><font class="preprocessor"># include <io.h></font>
00174 <font class="preprocessor"># include <winbase.h></font>
00175 <font class="preprocessor"># define stat(x,y) _stat(x,y)</font>
00176 <font class="preprocessor"></font><font class="preprocessor"># define unlink(x) _unlink(x)</font>
00177 <font class="preprocessor"></font><font class="preprocessor"># define STRUCT_STAT struct _stat</font>
00178 <font class="preprocessor"></font><font class="preprocessor">#else</font>
<a name="l00179"></a><a class="code" href="a00112.html#a0">00179</a> <font class="preprocessor"></font><font class="preprocessor"># define STRUCT_STAT struct stat</font>
00180 <font class="preprocessor"></font><font class="preprocessor">#endif // __WIN32__</font>
00181 <font class="preprocessor"></font>
00182 <font class="preprocessor">#ifdef HAVE_UNISTD_H</font>
00183 <font class="preprocessor"></font><font class="preprocessor"># include <unistd.h></font>
00184 <font class="preprocessor">#endif</font>
00185 <font class="preprocessor"></font>
00186 <font class="preprocessor">#ifdef HAVE_LIBC_H</font>
00187 <font class="preprocessor"></font><font class="preprocessor"># include <libc.h></font>
00188 <font class="preprocessor">#endif</font>
00189 <font class="preprocessor"></font>
00190 <font class="preprocessor">#ifdef HAVE_SYS_PARAM_H</font>
00191 <font class="preprocessor"></font><font class="preprocessor"># include <sys/param.h></font>
00192 <font class="preprocessor">#endif</font>
00193 <font class="preprocessor"></font>
00194 <font class="preprocessor">#include <errno.h></font>
00195 <font class="preprocessor">#include <time.h></font>
00196 <font class="preprocessor">#include <assert.h></font>
00197 <font class="preprocessor">#include "<a class="code" href="a00102.html">gethostname.h</a>"</font>
00198
00199 <font class="preprocessor">#include "<a class="code" href="a00095.html">EventChannelFactory.h</a>"</font>
00200 <font class="preprocessor">#include "<a class="code" href="a00115.html">Orb.h</a>"</font>
00201 <font class="preprocessor">#include "<a class="code" href="a00090.html">defaults.h</a>"</font>
00202
00203 <font class="comment">//</font>
00204 <font class="comment">// Set flags for use in calls to omniEventsLog::openOfstream()</font>
00205 <font class="comment">//</font>
00206
00207 <font class="preprocessor">#if defined(HAVE_FSTREAM_OPEN)</font>
00208 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_TRUNCATE ios::trunc</font>
00209 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_APPEND ios::app</font>
00210 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_SYNC 0</font>
00211 <font class="preprocessor"></font><font class="preprocessor">#elif defined(HAVE_FSTREAM_ATTACH)</font>
00212 <font class="preprocessor"></font><font class="preprocessor"># if defined(__WIN32__)</font>
00213 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_SYNC 0</font>
00214 <font class="preprocessor"></font><font class="preprocessor"># elif defined(O_SYNC)</font>
00215 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_SYNC O_SYNC</font>
00216 <font class="preprocessor"></font><font class="preprocessor"># else</font>
00217 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_SYNC O_FSYNC // FreeBSD 3.2 does not have O_SYNC???</font>
00218 <font class="preprocessor"></font><font class="preprocessor"># endif</font>
00219 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_TRUNCATE O_CREAT|O_TRUNC</font>
00220 <font class="preprocessor"></font><font class="preprocessor"># define FLAG_APPEND O_APPEND</font>
00221 <font class="preprocessor"></font><font class="preprocessor">#else</font>
00222 <font class="preprocessor"></font><font class="preprocessor"># error "Can't open a file without ofstream::open() or ofstream::attach()"</font>
00223 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00224 <font class="preprocessor"></font>
00225 <font class="comment">//</font>
00226 <font class="comment">// Append ';' to VMS filenames to force the latest version.</font>
00227 <font class="comment">//</font>
00228
00229 <font class="preprocessor">#ifdef __VMS</font>
00230 <font class="preprocessor"></font><font class="preprocessor"># define VMS_SEMICOLON ";"</font>
00231 <font class="preprocessor"></font><font class="preprocessor">#else</font>
<a name="l00232"></a><a class="code" href="a00112.html#a1">00232</a> <font class="preprocessor"></font><font class="preprocessor"># define VMS_SEMICOLON</font>
00233 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
00234 <font class="preprocessor"></font>
00235 <font class="keyword">extern</font> <font class="keywordtype">int</font> <a class="code" href="a00112.html#a4">yyparse</a>();
<a name="l00236"></a><a class="code" href="a00112.html#a2">00236</a> <font class="keyword">extern</font> <font class="keywordtype">int</font> <a class="code" href="a00112.html#a2">yydebug</a>;
<a name="l00237"></a><a class="code" href="a00112.html#a3">00237</a> <font class="keyword">extern</font> FILE *<a class="code" href="a00112.html#a3">yyin</a>;
00238
00239 <font class="keyword">namespace </font>OmniEvents {
00240
<a name="l00246"></a><a class="code" href="a00078.html">00246</a> <font class="keyword">class </font><a class="code" href="a00078.html">timestamp</a>
00247 {
<a name="l00248"></a><a class="code" href="a00078.html#o0">00248</a> <font class="keywordtype">char</font> <a class="code" href="a00078.html#o0">str</a>[29];
00249 <font class="keyword">public</font>:
<a name="l00250"></a><a class="code" href="a00078.html#a0">00250</a> <a class="code" href="a00078.html#a0">timestamp</a>(<font class="keywordtype">void</font>)
00251 {
00252 <a class="code" href="a00078.html#o0">str</a>[0] = <font class="charliteral">'['</font>;
00253 <a class="code" href="a00078.html#o0">str</a>[1] = <a class="code" href="a00078.html#o0">str</a>[28] = <font class="charliteral">'\0'</font>;
00254 }
<a name="l00255"></a><a class="code" href="a00078.html#a1">00255</a> <font class="keyword">const</font> <font class="keywordtype">char</font>* <a class="code" href="a00078.html#a1">t</a>(<font class="keywordtype">void</font>)
00256 {
00257 time_t <a class="code" href="a00078.html#a1">t</a> =time(NULL);
00258 <font class="keywordtype">char</font>* p =ctime(&<a class="code" href="a00078.html#a1">t</a>);
00259 <font class="keywordflow">if</font>(strncmp(p, &<a class="code" href="a00078.html#o0">str</a>[1], 24) == 0)
00260 <font class="keywordflow">return</font> <font class="stringliteral">""</font>;
00261 strncpy(&<a class="code" href="a00078.html#o0">str</a>[1], p, 24);
00262 <a class="code" href="a00078.html#o0">str</a>[25] = <font class="charliteral">']'</font>;
00263 <a class="code" href="a00078.html#o0">str</a>[26] = <font class="charliteral">' '</font>;
00264 <a class="code" href="a00078.html#o0">str</a>[27] = <font class="charliteral">' '</font>;
00265 <font class="keywordflow">return</font> <a class="code" href="a00078.html#o0">str</a>;
00266 }
00267 };
00268
<a name="l00269"></a><a class="code" href="a00138.html#a2">00269</a> <a class="code" href="a00078.html">timestamp</a> <a class="code" href="a00138.html#a2">ts</a>;
00270
00271 <font class="comment">//------------------------------------------------------------------------</font>
00272 <font class="comment">// omniEvents Log Implementation</font>
00273 <font class="comment">//------------------------------------------------------------------------</font>
00274
<a name="l00275"></a><a class="code" href="a00056.html#r0">00275</a> <a class="code" href="a00056.html">omniEventsLog</a> *omniEventsLog::theLog = NULL;
00276
<a name="l00277"></a><a class="code" href="a00056.html#a0">00277</a> omniEventsLog::omniEventsLog(<font class="keyword">const</font> <font class="keywordtype">char</font>* logdir) :
00278 _logstream(),
00279 _activeFilename(NULL),
00280 _backupFilename(NULL),
00281 _checkpointFilename(NULL),
00282 _workerThread(NULL),
00283 _factory(NULL),
00284 _checkpointNeeded(true),
00285 _lock()
00286 {
00287 omniEventsLog::theLog = <font class="keyword">this</font>;
00288 <a class="code" href="a00056.html#b0">initializeFileNames</a>(logdir);
00289 }
00290
00291
<a name="l00292"></a><a class="code" href="a00056.html#a1">00292</a> omniEventsLog::~omniEventsLog()
00293 {
00294 omniEventsLog::theLog = NULL;
00295 }
00296
00297
<a name="l00298"></a><a class="code" href="a00056.html#a2">00298</a> <font class="keywordtype">bool</font> omniEventsLog::fileExists(<font class="keyword">const</font> <font class="keywordtype">char</font>* filename)<font class="keyword"> const</font>
00299 <font class="keyword"></font>{
00300 <a class="code" href="a00112.html#a0">STRUCT_STAT</a> sb;
00301 <font class="keywordflow">return</font>(::stat(filename,&sb) == 0);
00302 }
00303
00304
<a name="l00305"></a><a class="code" href="a00056.html#a5">00305</a> <a class="code" href="a00060.html">PersistNode</a>* omniEventsLog::bootstrap(<font class="keywordtype">int</font> port, <font class="keyword">const</font> <font class="keywordtype">char</font>* endPointNoListen)
00306 {
00307 <font class="comment">//</font>
00308 <font class="comment">// Construct a new initialState, from the arguments.</font>
00309 <a class="code" href="a00060.html">PersistNode</a>* initialState=<font class="keyword">new</font> <a class="code" href="a00060.html">PersistNode</a>();
00310 PersistNode* ecf =initialState-><a class="code" href="a00060.html#a6">addnode</a>(<font class="stringliteral">"ecf"</font>);
00311 ecf-><a class="code" href="a00060.html#a8">addattr</a>(<font class="stringliteral">"port"</font>,port);
00312 <font class="keywordflow">if</font>(endPointNoListen && endPointNoListen[0])
00313 ecf-><a class="code" href="a00060.html#a8">addattr</a>(string(<font class="stringliteral">"endPointNoListen="</font>)+endPointNoListen);
00314 <font class="keywordflow">return</font> initialState;
00315 } <font class="comment">// bootstrap()</font>
00316
00317
<a name="l00318"></a><a class="code" href="a00056.html#a6">00318</a> <a class="code" href="a00060.html">PersistNode</a>* omniEventsLog::parse()
00319 {
00320 <font class="comment">//</font>
00321 <font class="comment">// Restart - parse log file.</font>
00322 ifstream persiststream(<a class="code" href="a00056.html#o1">_activeFilename</a>);
00323 <font class="keywordflow">if</font>(!persiststream)
00324 {
00325 cerr << <font class="stringliteral">"Error: cannot read database file '"</font>
00326 << <a class="code" href="a00056.html#o1">_activeFilename</a> << <font class="stringliteral">"'."</font> << endl;
00327 <font class="keywordflow">if</font>( <a class="code" href="a00056.html#a2">fileExists</a>(<a class="code" href="a00056.html#o2">_backupFilename</a>) )
00328 {
00329 cerr <<
00330 <font class="stringliteral">" Backup file '"</font> << <a class="code" href="a00056.html#o2">_backupFilename</a> << <font class="stringliteral">"' exists.\n"</font>
00331 <font class="stringliteral">" Either rename it to '"</font> << <a class="code" href="a00056.html#o1">_activeFilename</a> << <font class="stringliteral">"' to\n"</font>
00332 <font class="stringliteral">" to recover the server's state, or delete it to create a new\n"</font>
00333 <font class="stringliteral">" database file."</font> << endl;
00334 }
00335 exit(1);
00336 }
00337 <a class="code" href="a00060.html">PersistNode</a>* initialState=<font class="keyword">new</font> <a class="code" href="a00060.html">PersistNode</a>(persiststream);
00338 persiststream.close();
00339
00340 <font class="comment">//</font>
00341 <font class="comment">// Check that the file contains a valid EventChannelFactory.</font>
00342 <font class="keyword">const</font> <font class="keywordtype">char</font>* errorStr =NULL;
00343 PersistNode* ecf=initialState-><a class="code" href="a00060.html#a13">child</a>(<font class="stringliteral">"ecf"</font>);
00344 <font class="keywordflow">if</font>(!ecf)
00345 errorStr=<font class="stringliteral">"Can't find EventChannelFactory."</font>;
00346 <font class="keywordflow">else</font> <font class="keywordflow">if</font>(ecf-><a class="code" href="a00060.html#a12">attrLong</a>(<font class="stringliteral">"port"</font>,-1)<=0)
00347 errorStr=<font class="stringliteral">"EventChannelFactory is not assigned a valid port."</font>;
00348
00349 <font class="keywordflow">if</font>(errorStr)
00350 {
00351 cerr<<<font class="stringliteral">"Error parsing database '"</font><<<a class="code" href="a00056.html#o1">_activeFilename</a><<<font class="stringliteral">"'.\n"</font>
00352 <<errorStr<<<font class="stringliteral">" Try deleting the file (and any backup)."</font><<endl;
00353 exit(1);
00354 }
00355
00356 <font class="keywordflow">return</font> initialState;
00357 } <font class="comment">// parse()</font>
00358
00359
<a name="l00360"></a><a class="code" href="a00056.html#a7">00360</a> <font class="keywordtype">void</font> omniEventsLog::incarnateFactory(<a class="code" href="a00060.html">PersistNode</a>* initialState)
00361 {
00362 assert(initialState!=NULL);
00363
00364 <font class="comment">//</font>
00365 <font class="comment">// Open the logstream (The EventChannelFactory might want to write to it).</font>
00366 <font class="keywordflow">try</font>
00367 {
00368 <a class="code" href="a00056.html#b2">openOfstream</a>(<a class="code" href="a00056.html#o0">_logstream</a>,<a class="code" href="a00056.html#o1">_activeFilename</a>,FLAG_APPEND);
00369 }
00370 <font class="keywordflow">catch</font> (<a class="code" href="a00057.html">IOError</a>& ex)
00371 {
00372 cerr << <font class="stringliteral">"Error: cannot "</font>
00373 << (<a class="code" href="a00056.html#a2">fileExists</a>(<a class="code" href="a00056.html#o1">_activeFilename</a>)?<font class="stringliteral">"write to"</font>:<font class="stringliteral">"create new"</font>)
00374 << <font class="stringliteral">" database file '"</font> << <a class="code" href="a00056.html#o1">_activeFilename</a>
00375 << <font class="stringliteral">"': "</font> << strerror(errno) << endl;
00376 cerr << <font class="stringliteral">"\nUse option '-l' or set the environment variable "</font>
00377 << OMNIEVENTS_LOGDIR_ENV_VAR
00378 << <font class="stringliteral">"\nto specify the directory where the files are kept.\n"</font>
00379 << endl;
00380 <a class="code" href="a00056.html#o0">_logstream</a>.close();
00381 unlink(<a class="code" href="a00056.html#o1">_activeFilename</a>);
00382 exit(1);
00383 }
00384
00385 <font class="comment">//</font>
00386 <font class="comment">// Recreate the persisted factory.</font>
00387 <a class="code" href="a00060.html">PersistNode</a>* ecf=initialState-><a class="code" href="a00060.html#a13">child</a>(<font class="stringliteral">"ecf"</font>);
00388 assert(ecf!=NULL);
00389 <a class="code" href="a00056.html#o5">_factory</a> =<font class="keyword">new</font> <a class="code" href="a00047.html">EventChannelFactory_i</a>(*ecf);
00390 assert(!CORBA::is_nil(<a class="code" href="a00056.html#o5">_factory</a>->_this()));
00391 } <font class="comment">// incarnateFactory</font>
00392
00393
<a name="l00394"></a><a class="code" href="a00056.html#a8">00394</a> <font class="keywordtype">void</font> omniEventsLog::runWorker()
00395 {
00396 assert(<a class="code" href="a00056.html#o5">_factory</a>!=NULL);
00397
00398 <a class="code" href="a00056.html#o4">_workerThread</a>=<font class="keyword">new</font> <a class="code" href="a00058.html">omniEventsLogWorker</a>(
00399 <font class="keyword">this</font>,
00400 &omniEventsLog::checkpoint, <font class="comment">// member function pointer</font>
00401 omni_thread::PRIORITY_NORMAL
00402 );
00403 }
00404
00405
<a name="l00406"></a><a class="code" href="a00056.html#a11">00406</a> <font class="keywordtype">void</font> omniEventsLog::output(ostream& os)
00407 {
00408 <a class="code" href="a00056.html#o5">_factory</a>-><a class="code" href="a00047.html#a8">output</a>(os);
00409 os<<endl;
00410 }
00411
00412
<a name="l00413"></a><a class="code" href="a00056.html#a10">00413</a> <font class="keywordtype">void</font> omniEventsLog::checkpoint(<font class="keywordtype">void</font>)
00414 {
00415 <font class="keywordtype">int</font> idle_time_btw_chkpt;
00416 <font class="keyword">static</font> <font class="keywordtype">int</font> firstCheckPoint = 1;
00417 <font class="keywordtype">char</font> *itbc = getenv(<font class="stringliteral">"OMNIEVENTS_ITBC"</font>);
00418 <font class="keywordflow">if</font> (itbc == NULL || sscanf(itbc,<font class="stringliteral">"%d"</font>,&idle_time_btw_chkpt) != 1)
00419 {
00420 idle_time_btw_chkpt=<a class="code" href="a00090.html#a6">OMNIEVENTS_LOG_CHECKPOINT_PERIOD</a>;
00421 }
00422
00423 omni_mutex mutex;
00424 omni_condition cond(&mutex);
00425
00426 mutex.lock();
00427 <font class="keywordflow">while</font> (1) {
00428
00429 <font class="comment">// Take an initial checkpoint the first time. All subsequent</font>
00430 <font class="comment">// checkpoints are conditionally tested on whether they are</font>
00431 <font class="comment">// needed or not.</font>
00432
00433 <font class="keywordflow">if</font> (! firstCheckPoint)
00434 {
00435 <font class="keywordtype">unsigned</font> <font class="keywordtype">long</font> s, n;
00436 omni_thread::get_time(&s, &n, idle_time_btw_chkpt);
00437 cond.timedwait(s,n);
00438
00439 <a class="code" href="a00056.html#o7">_lock</a>.lock();
00440 <font class="keywordflow">if</font>(!<a class="code" href="a00056.html#o6">_checkpointNeeded</a>)
00441 {
00442 <a class="code" href="a00056.html#o7">_lock</a>.unlock();
00443 <font class="keywordflow">continue</font>;
00444 }
00445 }
00446 <font class="keywordflow">else</font>
00447 {
00448 <a class="code" href="a00056.html#o7">_lock</a>.lock();
00449 firstCheckPoint = 0;
00450 }
00451
00452 <a class="code" href="a00115.html#a2">DB</a>(1,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Checkpointing Phase 1: Prepare."</font>)
00453
00454 ofstream ckpf;
00455 <font class="keywordtype">int</font> fd = -1;
00456
00457 <font class="keywordflow">try</font>
00458 {
00459 <font class="keywordflow">try</font>
00460 {
00461 <a class="code" href="a00056.html#b2">openOfstream</a>(ckpf,<a class="code" href="a00056.html#o3">_checkpointFilename</a>,FLAG_TRUNCATE|FLAG_SYNC,&fd);
00462 }
00463 <font class="keywordflow">catch</font>(<a class="code" href="a00057.html">IOError</a>& ex)
00464 {
00465 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: cannot open checkpoint file '"</font>
00466 << <a class="code" href="a00056.html#o3">_checkpointFilename</a> << <font class="stringliteral">"' for writing."</font>)
00467 <font class="keywordflow">throw</font>;
00468 }
00469
00470 <a class="code" href="a00056.html#a11">output</a>(ckpf);
00471
00472 ckpf.close();
00473 <font class="keywordflow">if</font>(!ckpf)
00474 <font class="keywordflow">throw</font> <a class="code" href="a00057.html">IOError</a>();
00475
00476 <font class="comment">// a bug in sparcworks C++ means that the fd doesn't get closed.</font>
00477 <font class="preprocessor">#if defined(__sunos__) && defined(__SUNPRO_CC) && __SUNPRO_CC < 0x500</font>
00478 <font class="preprocessor"></font> <font class="keywordflow">if</font>(close(fd) < 0)
00479 <font class="keywordflow">throw</font> <a class="code" href="a00057.html">IOError</a>();
00480 <font class="preprocessor">#endif</font>
00481 <font class="preprocessor"></font>
00482 }
00483 <font class="keywordflow">catch</font>(<a class="code" href="a00057.html">IOError</a>& ex)
00484 {
00485 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>()<<<font class="stringliteral">"I/O error writing checkpoint file: "</font><<strerror(errno)
00486 <<<font class="stringliteral">"\nAbandoning checkpoint"</font>)
00487 ckpf.close();
00488 <font class="comment">// a bug in sparcworks C++ means that the fd doesn't get closed.</font>
00489 <font class="preprocessor">#if defined(__sunos__) && defined(__SUNPRO_CC) && __SUNPRO_CC < 0x500</font>
00490 <font class="preprocessor"></font> close(fd);
00491 <font class="preprocessor">#endif</font>
00492 <font class="preprocessor"></font> unlink(<a class="code" href="a00056.html#o3">_checkpointFilename</a>);
00493 <a class="code" href="a00056.html#o7">_lock</a>.unlock();
00494 <font class="keywordflow">continue</font>;
00495 }
00496
00497 <font class="comment">//</font>
00498 <font class="comment">// Now commit the checkpoint to become the active log.</font>
00499 <font class="comment">//</font>
00500
00501 <a class="code" href="a00115.html#a2">DB</a>(1,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Checkpointing Phase 2: Commit."</font>)
00502
00503 <font class="comment">// a bug in sparcworks C++ means that the fd doesn't get closed.</font>
00504 <font class="preprocessor">#if defined(__sunos__) && defined(__SUNPRO_CC) && __SUNPRO_CC < 0x500</font>
00505 <font class="preprocessor"></font> close(<a class="code" href="a00056.html#o0">_logstream</a>.rdbuf()->fd());
00506 <font class="preprocessor">#endif</font>
00507 <font class="preprocessor"></font>
00508 <a class="code" href="a00056.html#o0">_logstream</a>.close();
00509
00510 unlink(<a class="code" href="a00056.html#o2">_backupFilename</a>);
00511
00512 <font class="preprocessor">#if defined(__WIN32__)</font>
00513 <font class="preprocessor"></font> <font class="keywordflow">if</font>(rename(<a class="code" href="a00056.html#o1">_activeFilename</a>, <a class="code" href="a00056.html#o2">_backupFilename</a>) != 0)
00514 <font class="preprocessor">#elif defined(__VMS)</font>
00515 <font class="preprocessor"></font> <font class="keywordflow">if</font>(rename(<a class="code" href="a00056.html#o1">_activeFilename</a>, <a class="code" href="a00056.html#o2">_backupFilename</a>) < 0)
00516 <font class="preprocessor">#else</font>
00517 <font class="preprocessor"></font> <font class="keywordflow">if</font>(link(<a class="code" href="a00056.html#o1">_activeFilename</a>,<a class="code" href="a00056.html#o2">_backupFilename</a>) < 0)
00518 <font class="preprocessor">#endif</font>
00519 <font class="preprocessor"></font> {
00520 <font class="comment">// Failure here leaves old active and checkpoint file.</font>
00521 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: failed to link backup file '"</font>
00522 << <a class="code" href="a00056.html#o2">_backupFilename</a> << <font class="stringliteral">"' to old log file '"</font>
00523 << <a class="code" href="a00056.html#o1">_activeFilename</a> << <font class="stringliteral">"'."</font>)
00524 exit(1);
00525 }
00526
00527 <font class="preprocessor">#if !defined( __VMS) && !defined(__WIN32__)</font>
00528 <font class="preprocessor"></font> <font class="keywordflow">if</font>(unlink(<a class="code" href="a00056.html#o1">_activeFilename</a>) < 0)
00529 {
00530 <font class="comment">// Failure here leaves active and backup pointing to the same (old) file.</font>
00531 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: failed to unlink old log file '"</font>
00532 << <a class="code" href="a00056.html#o1">_activeFilename</a> << <font class="stringliteral">"': "</font> << strerror(errno))
00533 exit(1);
00534 }
00535 <font class="preprocessor">#endif</font>
00536 <font class="preprocessor"></font>
00537 <font class="preprocessor">#if defined(__WIN32__)</font>
00538 <font class="preprocessor"></font> <font class="keywordflow">if</font>(rename(<a class="code" href="a00056.html#o3">_checkpointFilename</a>,<a class="code" href="a00056.html#o1">_activeFilename</a>) != 0)
00539 <font class="preprocessor">#elif defined(__VMS)</font>
00540 <font class="preprocessor"></font> <font class="keywordflow">if</font>(rename(<a class="code" href="a00056.html#o3">_checkpointFilename</a>,<a class="code" href="a00056.html#o1">_activeFilename</a>) < 0)
00541 <font class="preprocessor">#else</font>
00542 <font class="preprocessor"></font> <font class="keywordflow">if</font>(link(<a class="code" href="a00056.html#o3">_checkpointFilename</a>,<a class="code" href="a00056.html#o1">_activeFilename</a>) < 0)
00543 <font class="preprocessor">#endif</font>
00544 <font class="preprocessor"></font> {
00545 <font class="comment">// Failure here leaves no active but backup points to the old file.</font>
00546 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: failed to link log file '"</font> << <a class="code" href="a00056.html#o1">_activeFilename</a>
00547 << <font class="stringliteral">"' to checkpoint file '"</font> << <a class="code" href="a00056.html#o3">_checkpointFilename</a> << <font class="stringliteral">"'."</font>)
00548 exit(1);
00549 }
00550
00551 <font class="preprocessor">#if !defined( __VMS) && !defined(__WIN32__)</font>
00552 <font class="preprocessor"></font> <font class="keywordflow">if</font> (unlink(<a class="code" href="a00056.html#o3">_checkpointFilename</a>) < 0)
00553 {
00554 <font class="comment">// Failure here leaves active and checkpoint pointing to the same file.</font>
00555 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: failed to unlink checkpoint file '"</font>
00556 << <a class="code" href="a00056.html#o3">_checkpointFilename</a> << <font class="stringliteral">"'."</font>)
00557 exit(1);
00558 }
00559 <font class="preprocessor">#endif</font>
00560 <font class="preprocessor"></font>
00561 <font class="keywordflow">try</font>
00562 {
00563 <a class="code" href="a00056.html#b2">openOfstream</a>(<a class="code" href="a00056.html#o0">_logstream</a>,<a class="code" href="a00056.html#o1">_activeFilename</a>,FLAG_APPEND|FLAG_SYNC,&fd);
00564 }
00565 <font class="keywordflow">catch</font> (<a class="code" href="a00057.html">IOError</a>& ex)
00566 {
00567 <a class="code" href="a00115.html#a2">DB</a>(0,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Error: cannot open new log file '"</font> << <a class="code" href="a00056.html#o1">_activeFilename</a>
00568 << <font class="stringliteral">"' for writing."</font>)
00569 exit(1);
00570 }
00571
00572 <a class="code" href="a00115.html#a2">DB</a>(1,ts.<a class="code" href="a00078.html#a1">t</a>() << <font class="stringliteral">"Checkpointing completed."</font>)
00573
00574 <a class="code" href="a00056.html#o6">_checkpointNeeded</a>=<font class="keyword">false</font>;
00575 <a class="code" href="a00056.html#o7">_lock</a>.unlock();
00576 }
00577 mutex.unlock();
00578 } <font class="comment">// checkpoint</font>
00579
00580
<a name="l00591"></a><a class="code" href="a00056.html#b0">00591</a> <font class="keywordtype">void</font> omniEventsLog::initializeFileNames(<font class="keyword">const</font> <font class="keywordtype">char</font>* logdir)
00592 {
00593 <font class="keywordflow">if</font>(!logdir)
00594 logdir=getenv(OMNIEVENTS_LOGDIR_ENV_VAR);
00595 <font class="keywordflow">if</font>(!logdir)
00596 logdir=<a class="code" href="a00090.html#a4">OMNIEVENTS_LOG_DEFAULT_LOCATION</a>;
00597
00598 <font class="keyword">const</font> <font class="keywordtype">char</font>* logname =<font class="stringliteral">"omnievents-"</font>;
00599 <font class="keywordtype">char</font> hostname[<a class="code" href="a00102.html#a0">MAXHOSTNAMELEN</a>];
00600 <font class="keywordflow">if</font> (0!=<a class="code" href="a00102.html#a1">gethostname</a>(hostname,<a class="code" href="a00102.html#a0">MAXHOSTNAMELEN</a>))
00601 {
00602 cerr << <font class="stringliteral">"Error: cannot get the name of this host."</font> << endl;
00603 exit(1);
00604 }
00605 <font class="keyword">const</font> <font class="keywordtype">char</font>* sep =<font class="stringliteral">""</font>;
00606
00607 <font class="preprocessor">#if defined(__WIN32__)</font>
00608 <font class="preprocessor"></font> sep=<font class="stringliteral">"\\"</font>;
00609 <font class="preprocessor">#elif defined(__VMS)</font>
00610 <font class="preprocessor"></font> <font class="keywordtype">char</font> last( logdir[strlen(logdir)-1] );
00611 <font class="keywordflow">if</font> (last != <font class="charliteral">':'</font> && last != <font class="charliteral">']'</font>)
00612 {
00613 cerr << <font class="stringliteral">"Error: "</font> << OMNIEVENTS_LOGDIR_ENV_VAR << <font class="stringliteral">" ("</font> << logdir
00614 << <font class="stringliteral">") is not a directory name."</font> << endl;
00615 exit(1);
00616 }
00617 <font class="preprocessor">#else // Unix</font>
00618 <font class="preprocessor"></font> <font class="keywordflow">if</font> (logdir[0] != <font class="charliteral">'/'</font>)
00619 {
00620 cerr << <font class="stringliteral">"Error: "</font> << OMNIEVENTS_LOGDIR_ENV_VAR << <font class="stringliteral">" ("</font> << logdir
00621 << <font class="stringliteral">") is not an absolute path name."</font> << endl;
00622 exit(1);
00623 }
00624 <font class="keywordflow">if</font> (logdir[strlen(logdir)-1] != <font class="charliteral">'/'</font>)
00625 sep=<font class="stringliteral">"/"</font>;
00626 <font class="preprocessor">#endif</font>
00627 <font class="preprocessor"></font>
00628 <font class="comment">// VMS_SEMICOLON specifies latest version of the file on VMS</font>
00629 <font class="comment">// (essentially, we're saying we don't want to use VMS file versioning).</font>
00630
00631 <a class="code" href="a00056.html#b1">setFilename</a>(<a class="code" href="a00056.html#o1">_activeFilename</a>,logdir,sep,logname,hostname,<font class="stringliteral">".log"</font> <a class="code" href="a00112.html#a1">VMS_SEMICOLON</a>);
00632 <a class="code" href="a00056.html#b1">setFilename</a>(<a class="code" href="a00056.html#o2">_backupFilename</a>,logdir,sep,logname,hostname,<font class="stringliteral">".bak"</font> <a class="code" href="a00112.html#a1">VMS_SEMICOLON</a>);
00633 <a class="code" href="a00056.html#b1">setFilename</a>(
00634 <a class="code" href="a00056.html#o3">_checkpointFilename</a>,logdir,sep,logname,hostname,<font class="stringliteral">".ckp"</font> <a class="code" href="a00112.html#a1">VMS_SEMICOLON</a>);
00635 }
00636
00637
<a name="l00641"></a><a class="code" href="a00056.html#b1">00641</a> <font class="keywordtype">void</font> omniEventsLog::setFilename(
00642 <font class="keywordtype">char</font>*& filename, <font class="keyword">const</font> <font class="keywordtype">char</font>* logdir, <font class="keyword">const</font> <font class="keywordtype">char</font>* sep,
00643 <font class="keyword">const</font> <font class="keywordtype">char</font>* logname, <font class="keyword">const</font> <font class="keywordtype">char</font>* hostname, <font class="keyword">const</font> <font class="keywordtype">char</font>* ext)
00644 {
00645 size_t len=1+
00646 strlen(logdir)+strlen(sep)+strlen(logname)+strlen(hostname)+strlen(ext);
00647 filename=<font class="keyword">new</font> <font class="keywordtype">char</font>[len];
00648 sprintf(filename,<font class="stringliteral">"%s%s%s%s%s"</font>,logdir,sep,logname,hostname,ext);
00649 }
00650
00651
<a name="l00665"></a><a class="code" href="a00056.html#b2">00665</a> <font class="keywordtype">void</font> omniEventsLog::openOfstream(
00666 ofstream& s, <font class="keyword">const</font> <font class="keywordtype">char</font>* filename, <font class="keywordtype">int</font> flags, <font class="keywordtype">int</font>* fd)
00667 {
00668 <font class="preprocessor">#if defined(HAVE_FSTREAM_OPEN)</font>
00669 <font class="preprocessor"></font><font class="preprocessor"># ifdef HAVE_STD_IOSTREAM</font>
00670 <font class="preprocessor"></font> ios::openmode openmodeflags =ios::out|ios::openmode(flags);
00671 <font class="preprocessor"># else</font>
00672 <font class="preprocessor"></font> <font class="keywordtype">int</font> openmodeflags =ios::out|flags;
00673 <font class="preprocessor"># endif</font>
00674 <font class="preprocessor"></font>
00675 <font class="preprocessor"># ifdef FSTREAM_OPEN_PROT</font>
00676 <font class="preprocessor"></font> s.open(filename,openmodeflags,0644);
00677 <font class="preprocessor"># else</font>
00678 <font class="preprocessor"></font> s.open(filename,openmodeflags);
00679 <font class="preprocessor"># endif</font>
00680 <font class="preprocessor"></font> <font class="keywordflow">if</font> (!s)
00681 <font class="keywordflow">throw</font> <a class="code" href="a00057.html">IOError</a>();
00682
00683 <font class="preprocessor">#elif defined(HAVE_FSTREAM_ATTACH)</font>
00684 <font class="preprocessor"></font><font class="preprocessor"># ifdef __WIN32__</font>
00685 <font class="preprocessor"></font> <font class="keywordtype">int</font> localFd = _open(filename, O_WRONLY | flags, _S_IWRITE);
00686 <font class="preprocessor"># else</font>
00687 <font class="preprocessor"></font> <font class="keywordtype">int</font> localFd = open(filename, O_WRONLY | flags, 0644);
00688 <font class="preprocessor"># endif </font><font class="comment">/* __WIN32__ */</font>
00689 <font class="keywordflow">if</font> (localFd < 0)
00690 <font class="keywordflow">throw</font> <a class="code" href="a00057.html">IOError</a>();
00691 <font class="keywordflow">if</font>(fd)
00692 (*fd)=localFd;
00693 s.attach(localFd);
00694 <font class="preprocessor">#endif</font>
00695 <font class="preprocessor"></font>}
00696
00697
00698 <font class="comment">//------------------------------------------------------------------------</font>
00699 <font class="comment">// OmniEvents Log Worker Implementation</font>
00700 <font class="comment">//------------------------------------------------------------------------</font>
<a name="l00701"></a><a class="code" href="a00058.html#a0">00701</a> omniEventsLogWorker::omniEventsLogWorker(
00702 <a class="code" href="a00056.html">omniEventsLog</a>* object,
00703 Method method,
00704 priority_t priority
00705 ):omni_thread(NULL,priority)
00706 {
00707 <a class="code" href="a00115.html#a2">DB</a>(15, <font class="stringliteral">"omniEventsLogWorker::omniEventsLogWorker()"</font>);
00708
00709 <a class="code" href="a00058.html#o1">_method</a>=method;
00710 <a class="code" href="a00058.html#o0">_object</a>=object;
00711
00712 start_undetached();
00713 }
00714
00715
<a name="l00716"></a><a class="code" href="a00058.html#a1">00716</a> <font class="keywordtype">void</font>* omniEventsLogWorker::run_undetached(<font class="keywordtype">void</font> *)
00717 {
00718 <font class="keywordflow">try</font> {
00719 <a class="code" href="a00115.html#a2">DB</a>(15, <font class="stringliteral">"omniEventsLogWorker : run_undetached Start"</font>);
00720 (<a class="code" href="a00058.html#o0">_object</a>->*<a class="code" href="a00058.html#o1">_method</a>)();
00721 <a class="code" href="a00115.html#a2">DB</a>(15, <font class="stringliteral">"omniEventsLogWorker : run_undetached End"</font>);
00722 }
00723 <font class="keywordflow">catch</font> (CORBA::SystemException& ex) {
00724 <a class="code" href="a00115.html#a2">DB</a>(0,<font class="stringliteral">"omniEventsLogWorker killed by CORBA system exception"</font>
00725 <a class="code" href="a00115.html#a1">IF_OMNIORB4</a>(<font class="stringliteral">": "</font><<ex._name()<<<font class="stringliteral">" ("</font><<<a class="code" href="a00115.html#a3">NP_MINORSTRING</a>(ex)<<<font class="stringliteral">")"</font>) <font class="stringliteral">"."</font>)
00726 }
00727 <font class="keywordflow">catch</font> (CORBA::Exception& ex) {
00728 <a class="code" href="a00115.html#a2">DB</a>(0,<font class="stringliteral">"omniEventsLogWorker killed by CORBA exception"</font>
00729 <a class="code" href="a00115.html#a1">IF_OMNIORB4</a>(<font class="stringliteral">": "</font><<ex._name()<<) <font class="stringliteral">"."</font>)
00730 }
00731 <font class="keywordflow">catch</font>(...) {
00732 <a class="code" href="a00115.html#a2">DB</a>(0,<font class="stringliteral">"omniEventsLogWorker killed by unknown exception."</font>)
00733 }
00734 <font class="keywordflow">return</font> NULL;
00735 }
00736
<a name="l00737"></a><a class="code" href="a00058.html#a2">00737</a> omniEventsLogWorker::~omniEventsLogWorker()
00738 {
00739 <a class="code" href="a00115.html#a2">DB</a>(20, <font class="stringliteral">"omniEventsLogWorker::~omniEventsLogWorker()"</font>);
00740 }
00741
00742
00743 }; <font class="comment">// end namespace OmniEvents</font>
</pre></div><hr><address align="right"><small>Generated on Fri Nov 19 17:42:20 2004 for OmniEvents by
<a href="http://www.doxygen.org/index.html">
<img src="doxygen.png" alt="doxygen" align="middle" border=0
width=110 height=53></a>1.2.15 </small></address>
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