00001 // BESSetContextResponseHandler.cc 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) 2004,2005 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 Atmostpheric 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 "BESSetContextResponseHandler.h" 00034 #include "BESSilentInfo.h" 00035 #include "BESContextManager.h" 00036 #include "BESDataNames.h" 00037 #include "BESHandlerException.h" 00038 #include "BESResponseNames.h" 00039 00040 BESSetContextResponseHandler::BESSetContextResponseHandler( string name ) 00041 : BESResponseHandler( name ) 00042 { 00043 } 00044 00045 BESSetContextResponseHandler::~BESSetContextResponseHandler( ) 00046 { 00047 } 00048 00066 void 00067 BESSetContextResponseHandler::execute( BESDataHandlerInterface &dhi ) 00068 { 00069 dhi.action_name = SET_CONTEXT_STR ; 00070 BESInfo *info = new BESSilentInfo() ; 00071 _response = info ; 00072 00073 // the name string can not be the empty string. No other restrictions 00074 // apply. 00075 string name = dhi.data[CONTEXT_NAME] ; 00076 if( name.empty() ) 00077 { 00078 string e = "No context name was specified in set context command" ; 00079 throw BESHandlerException( e, __FILE__, __LINE__ ) ; 00080 } 00081 00082 string value = dhi.data[CONTEXT_VALUE] ; 00083 00084 BESContextManager::TheManager()->set_context( name, value ) ; 00085 } 00086 00099 void 00100 BESSetContextResponseHandler::transmit( BESTransmitter *transmitter, 00101 BESDataHandlerInterface &dhi ) 00102 { 00103 if( _response ) 00104 { 00105 BESInfo *info = dynamic_cast<BESInfo *>(_response) ; 00106 info->transmit( transmitter, dhi ) ; 00107 } 00108 } 00109 00116 void 00117 BESSetContextResponseHandler::dump( ostream &strm ) const 00118 { 00119 strm << BESIndent::LMarg << "BESSetContextResponseHandler::dump - (" 00120 << (void *)this << ")" << endl ; 00121 BESIndent::Indent() ; 00122 BESResponseHandler::dump( strm ) ; 00123 BESIndent::UnIndent() ; 00124 } 00125 00126 BESResponseHandler * 00127 BESSetContextResponseHandler::SetContextResponseBuilder( string handler_name ) 00128 { 00129 return new BESSetContextResponseHandler( handler_name ) ; 00130 } 00131