OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
BESProcIdResponseHandler.cc
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1 // BESProcIdResponseHandler.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 "config.h"
34 
36 #include "BESInfoList.h"
37 #include "BESInfo.h"
38 #include "BESResponseNames.h"
39 #include "BESUtil.h"
40 
42  : BESResponseHandler( name )
43 {
44 }
45 
47 {
48 }
49 
61 void
63 {
65  _response = info ;
67  info->begin_response( PROCESS_RESPONSE_STR, dhi ) ;
68  char mypid[12] ;
69  BESUtil::fastpidconverter( mypid, 10 ) ;
70  map<string,string> props ;
71  props["pid"] = mypid ;
72  info->add_tag( "process", "", &props ) ;
73  info->end_response() ;
74 }
75 
88 void
91 {
92  if( _response )
93  {
94  BESInfo *info = dynamic_cast<BESInfo *>(_response) ;
95  if( !info )
96  throw BESInternalError( "cast error", __FILE__, __LINE__ ) ;
97  info->transmit( transmitter, dhi ) ;
98  }
99 }
100 
107 void
108 BESProcIdResponseHandler::dump( ostream &strm ) const
109 {
110  strm << BESIndent::LMarg << "BESProcIdResponseHandler::dump - ("
111  << (void *)this << ")" << endl ;
113  BESResponseHandler::dump( strm ) ;
115 }
116 
119 {
120  return new BESProcIdResponseHandler( name ) ;
121 }
122 
virtual BESInfo * build_info()
Definition: BESInfoList.cc:77
static BESResponseHandler * ProcIdResponseBuilder(const string &name)
virtual void end_response()
Definition: BESInfo.cc:131
exception thrown if inernal error encountered
BESProcIdResponseHandler(const string &name)
static BESInfoList * TheList()
Definition: BESInfoList.cc:142
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)=0
transmit the informational object
virtual void add_tag(const string &tag_name, const string &tag_data, map< string, string > *attrs=0)=0
#define PROCESS_RESPONSE_STR
static void Indent()
Definition: BESIndent.cc:38
BESResponseObject * _response
handler object that knows how to create a specific response object
informational response object
Definition: BESInfo.h:68
static ostream & LMarg(ostream &strm)
Definition: BESIndent.cc:73
virtual void dump(ostream &strm) const
dumps information about this object
virtual void dump(ostream &strm) const
dumps information about this object
Structure storing information used by the BES to handle the request.
static char * fastpidconverter(char *buf, int base)
convert pid and place in provided buffer
Definition: BESUtil.cc:335
virtual void begin_response(const string &response_name, BESDataHandlerInterface &dhi)
begin the informational response
Definition: BESInfo.cc:123
virtual void execute(BESDataHandlerInterface &dhi)
executes the command 'show process;' by returning the process id of the server process ...
static void UnIndent()
Definition: BESIndent.cc:44
virtual void transmit(BESTransmitter *transmitter, BESDataHandlerInterface &dhi)
transmit the response object built by the execute command using the specified transmitter object ...