CmdApp.h

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00001 // CmdApp.h
00002 
00003 // This file is part of bes, A C++ back-end server implementation framework
00004 // for the OPeNDAP Data Access Protocol.
00005 
00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
00008 //
00009 // This library is free software; you can redistribute it and/or
00010 // modify it under the terms of the GNU Lesser General Public
00011 // License as published by the Free Software Foundation; either
00012 // version 2.1 of the License, or (at your option) any later version.
00013 // 
00014 // This library is distributed in the hope that it will be useful,
00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00017 // Lesser General Public License for more details.
00018 // 
00019 // You should have received a copy of the GNU Lesser General Public
00020 // License along with this library; if not, write to the Free Software
00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
00022 //
00023 // You can contact University Corporation for Atmospheric Research at
00024 // 3080 Center Green Drive, Boulder, CO 80301
00025  
00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
00028 //
00029 // Authors:
00030 //      pwest       Patrick West <pwest@ucar.edu>
00031 //      jgarcia     Jose Garcia <jgarcia@ucar.edu>
00032 
00033 #include <fstream>
00034 
00035 using std::ofstream ;
00036 using std::ifstream ;
00037 
00038 #include "BESBaseApp.h"
00039 
00040 class CmdClient ;
00041 
00042 class CmdApp : public BESBaseApp
00043 {
00044 private:
00045     CmdClient *                 _client ;
00046     string                      _hostStr ;
00047     string                      _unixStr ;
00048     int                         _portVal ;
00049     string                      _cmd ;
00050     ofstream *                  _outputStrm ;
00051     ifstream *                  _inputStrm ;
00052     bool                        _createdInputStrm ;
00053     int                         _timeout ;
00054     int                         _repeat ;
00055 
00056     void                        showVersion() ;
00057     void                        showUsage() ;
00058     void                        registerSignals() ;
00059 public:
00060                                 CmdApp() ;
00061     virtual                     ~CmdApp() ;
00062     virtual int                 initialize( int argC, char **argV ) ;
00063     virtual int                 run() ;
00064 
00065     virtual void                dump( ostream &strm ) const ;
00066 
00067     CmdClient *                 client() { return _client ; }
00068     static void                 signalCannotConnect( int sig ) ;
00069     static void                 signalInterrupt( int sig ) ;
00070     static void                 signalTerminate( int sig ) ;
00071     static void                 signalBrokenPipe( int sig ) ;
00072 } ;
00073 

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