PLearn 0.1
ServerLogStreamBuf.cc
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00001 // -*- C++ -*-
00002 
00003 // ServerLogStreamBuf.cc
00004 //
00005 // Copyright (C) 2007 Xavier Saint-Mleux, Apstat Technologies, inc.
00006 // 
00007 // Redistribution and use in source and binary forms, with or without
00008 // modification, are permitted provided that the following conditions are met:
00009 // 
00010 //  1. Redistributions of source code must retain the above copyright
00011 //     notice, this list of conditions and the following disclaimer.
00012 // 
00013 //  2. Redistributions in binary form must reproduce the above copyright
00014 //     notice, this list of conditions and the following disclaimer in the
00015 //     documentation and/or other materials provided with the distribution.
00016 // 
00017 //  3. The name of the authors may not be used to endorse or promote
00018 //     products derived from this software without specific prior written
00019 //     permission.
00020 // 
00021 // THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
00022 // IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
00023 // OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN
00024 // NO EVENT SHALL THE AUTHORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
00025 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
00026 // TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
00027 // PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
00028 // LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
00029 // NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
00030 // SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00031 // 
00032 // This file is part of the PLearn library. For more information on the PLearn
00033 // library, go to the PLearn Web site at www.plearn.org
00034 
00035 // Authors: Xavier Saint-Mleux
00036 
00040 #include "ServerLogStreamBuf.h"
00041 
00042 namespace PLearn {
00043 using namespace std;
00044 
00045 ServerLogStreamBuf::ServerLogStreamBuf(PStream log_, const string& module_name_, int verbosity_)
00046     : PStreamBuf(false, true, 4096, 4096), 
00047       log(log_), module_name(module_name_), verbosity(verbosity_)
00048 {}
00049 
00050 ServerLogStreamBuf::~ServerLogStreamBuf()
00051 {
00052     flush();
00053 }
00054 
00055 ServerLogStreamBuf::streamsize ServerLogStreamBuf::read_(char* p, streamsize n)
00056 {
00057     PLERROR("ServerLogStreamBuf::read_ should never be used!");
00058     return 0; // never reached 
00059 }
00060 
00062 void ServerLogStreamBuf::write_(const char* p, streamsize n)
00063 {
00064     log.write("*L "); 
00065     string msg(p, n);
00066     log << module_name << verbosity << msg;
00067     log.flush();
00068 }
00069   
00070 } // end of namespace PLearn
00071 
00072 
00073 /*
00074   Local Variables:
00075   mode:c++
00076   c-basic-offset:4
00077   c-file-style:"stroustrup"
00078   c-file-offsets:((innamespace . 0)(inline-open . 0))
00079   indent-tabs-mode:nil
00080   fill-column:79
00081   End:
00082 */
00083 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=79 :
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