BESXMLSetContextCommand.cc

// BESXMLSetContextCommand.cc
 
// 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>
 
#include "config.h"
 
#include "BESXMLSetContextCommand.h"
#include "BESXMLUtils.h"
#include "BESUtil.h"
#include "BESResponseNames.h"
#include "BESDataNames.h"
#include "BESSyntaxUserError.h"
#include "BESDebug.h"
 
using std::endl;
using std::ostream;
using std::string;
using std::map;
 
BESXMLSetContextCommand::BESXMLSetContextCommand(const BESDataHandlerInterface &base_dhi) :
    BESXMLCommand(base_dhi)
{
}

void BESXMLSetContextCommand::parse_request(xmlNode *node)
{
    string value;
    string name;
    string action;
    map<string, string> props;
    BESXMLUtils::GetNodeInfo(node, action, value, props);
    if (action != SET_CONTEXT_STR) {
        string err = "The specified command " + action + " is not a set context command";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
 
    name = props["name"];
    if (name.empty()) {
        string err = action + " command: name property missing";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
    if (value.empty()) {
        string err = action + " command: context value missing";
        throw BESSyntaxUserError(err, __FILE__, __LINE__);
    }
    d_xmlcmd_dhi.data[CONTEXT_NAME] = name;
    d_xmlcmd_dhi.data[CONTEXT_VALUE] = value;
    d_cmd_log_info = (string) "set context " + name + " to " + value + ";";
 
    d_xmlcmd_dhi.action = SET_CONTEXT;
 
    // now that we've set the action, go get the response handler for the
    // action
   BESXMLCommand::set_response();
}

void BESXMLSetContextCommand::dump(ostream &strm) const
{
    strm << BESIndent::LMarg << "BESXMLSetContextCommand::dump - (" << (void *) this << ")" << endl;
    BESIndent::Indent();
    BESXMLCommand::dump(strm);
    BESIndent::UnIndent();
}
 
BESXMLCommand *
BESXMLSetContextCommand::CommandBuilder(const BESDataHandlerInterface &base_dhi)
{
    return new BESXMLSetContextCommand(base_dhi);
}