bes  Updated for version 3.19.1
BESDefineResponseHandler.cc
1 // BESDefineResponseHandler.cc
2 
3 // This file is part of bes, A C++ back-end server implementation framework
4 // for the OPeNDAP Data Access Protocol.
5 
6 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research
7 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu>
8 //
9 // This library is free software; you can redistribute it and/or
10 // modify it under the terms of the GNU Lesser General Public
11 // License as published by the Free Software Foundation; either
12 // version 2.1 of the License, or (at your option) any later version.
13 //
14 // This library is distributed in the hope that it will be useful,
15 // but WITHOUT ANY WARRANTY; without even the implied warranty of
16 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17 // Lesser General Public License for more details.
18 //
19 // You should have received a copy of the GNU Lesser General Public
20 // License along with this library; if not, write to the Free Software
21 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
22 //
23 // You can contact University Corporation for Atmospheric Research at
24 // 3080 Center Green Drive, Boulder, CO 80301
25 
26 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005
27 // Please read the full copyright statement in the file COPYRIGHT_UCAR.
28 //
29 // Authors:
30 // pwest Patrick West <pwest@ucar.edu>
31 // jgarcia Jose Garcia <jgarcia@ucar.edu>
32 
33 #include <iostream>
34 
35 using std::endl;
36 
37 #include "BESDefineResponseHandler.h"
38 #include "BESSilentInfo.h"
39 #include "BESDefine.h"
40 #include "BESDefinitionStorageList.h"
41 #include "BESDefinitionStorage.h"
42 #include "BESDataNames.h"
43 #include "BESSyntaxUserError.h"
44 #include "BESResponseNames.h"
45 
46 BESDefineResponseHandler::BESDefineResponseHandler(const string &name) :
47  BESResponseHandler(name)
48 {
49 }
50 
51 BESDefineResponseHandler::~BESDefineResponseHandler()
52 {
53 }
54 
82 {
83  dhi.action_name = DEFINE_RESPONSE_STR;
84  BESInfo *info = new BESSilentInfo();
85  _response = info;
86 
87  string def_name = dhi.data[DEF_NAME];
88  string store_name = dhi.data[STORE_NAME];
89  if (store_name == "") store_name = PERSISTENCE_VOLATILE;
90 
91  BESDefinitionStorage *store = BESDefinitionStorageList::TheList()->find_persistence(store_name);
92  if (store) {
93  store->del_definition(def_name);
94 
95  BESDefine *dd = new BESDefine;
96  dhi.first_container();
97  while (dhi.container) {
98  dd->add_container(dhi.container);
99  dhi.next_container();
100  }
101  dd->set_agg_cmd(dhi.data[AGG_CMD]);
102  dd->set_agg_handler(dhi.data[AGG_HANDLER]);
103  dhi.data[AGG_CMD] = "";
104  dhi.data[AGG_HANDLER] = "";
105 
106  store->add_definition(def_name, dd);
107  }
108  else {
109  throw BESSyntaxUserError(string("Unable to add definition '") + def_name + "' to '" + store_name
110  + "' store. Store does not exist", __FILE__, __LINE__);
111  }
112 }
113 
128 {
129  if (_response) {
130  BESInfo *info = dynamic_cast<BESInfo *>(_response);
131  if (!info) throw BESInternalError("cast error", __FILE__, __LINE__);
132  info->transmit(transmitter, dhi);
133  }
134 }
135 
142 void BESDefineResponseHandler::dump(ostream &strm) const
143 {
144  strm << BESIndent::LMarg << "BESDefineResponseHandler::dump - (" << (void *) this << ")" << endl;
145  BESIndent::Indent();
147  BESIndent::UnIndent();
148 }
149 
151 BESDefineResponseHandler::DefineResponseBuilder(const string &name)
152 {
153  return new BESDefineResponseHandler(name);
154 }
silent informational response object
Definition: BESSilentInfo.h:49
provides persistent storage for a specific view of different containers including contraints and aggr...
exception thrown if inernal error encountered
virtual void execute(BESDataHandlerInterface &dhi)
executes the command to create a new definition.
response handler that creates a definition given container names and optionally constraints and attri...
void next_container()
set the container pointer to the next * container in the list, null if at the end or no containers in...
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)=0
transmit the informational object
virtual BESDefinitionStorage * find_persistence(const string &persist_name)
find the persistence store with the given name
error thrown if there is a user syntax error in the request or any other user error
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
virtual bool add_definition(const string &def_name, BESDefine *d)=0
adds a given definition to this storage
virtual bool del_definition(const string &def_name)=0
deletes a defintion with the given name
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter object
virtual void dump(ostream &strm) const
dumps information about this object
Structure storing information used by the BES to handle the request.
map< string, string > data
the map of string data that will be required for the current request.
virtual void dump(ostream &strm) const
dumps information about this object
void first_container()
set the container pointer to the first container in the containers list
BESContainer * container
pointer to current container in this interface