CmdClient.h

// CmdClient.h
 
// This file is part of bes, A C++ back-end server implementation framework
// for the OPeNDAP Data Access Protocol.
 
// Copyright (c) 2004-2009 University Corporation for Atmospheric Research
// Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
// 
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
// 
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
//
// You can contact University Corporation for Atmospheric Research at
// 3080 Center Green Drive, Boulder, CO 80301
 
// (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
// Please read the full copyright statement in the file COPYRIGHT_UCAR.
//
// Authors:
//      pwest       Patrick West <pwest@ucar.edu>
//      jgarcia     Jose Garcia <jgarcia@ucar.edu>
 
#ifndef CmdClient_h
#define CmdClient_h 1
 
#include <iostream>
#include <string>
#include <fstream>
 
#include "BESObj.h"
 
class PPTClient ;

 
class CmdClient : public BESObj
{
private:
    PPTClient *            _client ;
    std::ostream *          _strm ;
    bool            _strmCreated ;
    bool            _isInteractive ;
 
    size_t          readLine( std::string &str ) ;
    void            displayHelp() ;
    bool            executeCommand( const std::string &cmd,
                        int repeat ) ;
public:
                    CmdClient( )
                    : _client( 0 ),
                      _strm( 0 ),
                      _strmCreated( false ),
                      _isInteractive( false ) {}
                ~CmdClient() ;
 
    void            startClient( const std::string &host,
                         int portVal,
                         int timeout ) ;
    void            startClient( const std::string &unixSocket,
                         int timeout ) ;
    void            shutdownClient() ;
    void            setOutput( std::ostream *strm, bool created ) ;
    bool            executeClientCommand( const std::string &cmd ) ;
    bool            executeCommands( const std::string &cmd,
                         int repeat ) ;
    bool            executeCommands( std::ifstream &inputFile,
                         int repeat ) ;
    bool            interact() ;
    bool            isConnected() ;
    void            brokenPipe() ;
 
    virtual void        dump( std::ostream &strm ) const ;
} ;
 
#endif // CmdClient_h