OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
BESDefineResponseHandler.cc
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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 
38 #include "BESSilentInfo.h"
39 #include "BESDefine.h"
41 #include "BESDefinitionStorage.h"
42 #include "BESDataNames.h"
43 #include "BESSyntaxUserError.h"
44 #include "BESResponseNames.h"
45 
47  : BESResponseHandler( name )
48 {
49 }
50 
52 {
53 }
54 
81 void
83 {
85  BESInfo *info = new BESSilentInfo() ;
86  _response = info ;
87 
88  string def_name = dhi.data[DEF_NAME] ;
89  string store_name = dhi.data[STORE_NAME] ;
90  if( store_name == "" )
91  store_name = PERSISTENCE_VOLATILE ;
92  BESDefinitionStorage *store =
94  if( store )
95  {
96  store->del_definition( def_name ) ;
97 
98  BESDefine *dd = new BESDefine ;
99  dhi.first_container() ;
100  while( dhi.container )
101  {
102  dd->add_container( dhi.container ) ;
103  dhi.next_container() ;
104  }
105  dd->set_agg_cmd( dhi.data[AGG_CMD] ) ;
106  dd->set_agg_handler( dhi.data[AGG_HANDLER] ) ;
107  dhi.data[AGG_CMD] = "" ;
108  dhi.data[AGG_HANDLER] = "" ;
109 
110  store->add_definition( def_name, dd ) ;
111  }
112  else
113  {
114  string err_str = (string)"Uanble to add definition \"" + def_name
115  + "\" to \"" + store_name
116  + "\" store. Store does not exist" ;
117  throw BESSyntaxUserError( err_str, __FILE__, __LINE__ ) ;
118  }
119 }
120 
134 void
137 {
138  if( _response )
139  {
140  // If this dynamic_cast is to a reference an not a pointer, then if
141  // _response is not a BESInfo the cast will throw bad_cast.
142  // Casting to a pointer will make it null on error. jhrg 11/10/2005
143  BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
144  if( !info )
145  throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
146  info->transmit( transmitter, dhi ) ;
147  }
148 }
149 
156 void
157 BESDefineResponseHandler::dump( ostream &strm ) const
158 {
159  strm << BESIndent::LMarg << "BESDefineResponseHandler::dump - ("
160  << (void *)this << ")" << endl ;
162  BESResponseHandler::dump( strm ) ;
164 }
165 
168 {
169  return new BESDefineResponseHandler( name ) ;
170 }
BESDefineResponseHandler(const string &name)
silent informational response object
Definition: BESSilentInfo.h:49
#define STORE_NAME
Definition: BESDataNames.h:54
void set_agg_handler(const string &handler)
Definition: BESDefine.h:70
provides persistent storage for a specific view of different containers including contraints and aggr...
exception thrown if inernal error encountered
#define DEF_NAME
Definition: BESDataNames.h:60
virtual void execute(BESDataHandlerInterface &dhi)
executes the command to create a new definition.
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
void set_agg_cmd(const string &cmd)
Definition: BESDefine.h:62
#define AGG_CMD
Definition: BESDataNames.h:40
virtual BESDefinitionStorage * find_persistence(const string &persist_name)
find the persistence store with the given name
static void Indent()
Definition: BESIndent.cc:38
error thrown if there is a user syntax error in the request or any other user error ...
BESResponseObject * _response
#define PERSISTENCE_VOLATILE
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
void add_container(BESContainer *container)
Definition: BESDefine.cc:51
virtual bool add_definition(const string &def_name, BESDefine *d)=0
adds a given definition to this storage
static ostream & LMarg(ostream &strm)
Definition: BESIndent.cc:73
#define AGG_HANDLER
Definition: BESDataNames.h:41
virtual bool del_definition(const string &def_name)=0
deletes a defintion with the given name
static BESDefinitionStorageList * TheList()
virtual void dump(ostream &strm) const
dumps information about this object
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter 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.
void first_container()
set the container pointer to the first container in the containers list
static void UnIndent()
Definition: BESIndent.cc:44
static BESResponseHandler * DefineResponseBuilder(const string &name)
virtual void dump(ostream &strm) const
dumps information about this object
#define DEFINE_RESPONSE_STR
BESContainer * container
pointer to current container in this interface