OPeNDAP Hyrax Back End Server (BES)  Updated for version 3.8.3
GridFunction.h
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1 
2 // -*- mode: c++; c-basic-offset:4 -*-
3 
4 // This file is part of libdap, A C++ implementation of the OPeNDAP Data
5 // Access Protocol.
6 
7 // Copyright (c) 2013 OPeNDAP, Inc.
8 // Author: Nathan Potter <npotter@opendap.org>
9 // James Gallagher <jgallagher@opendap.org>
10 //
11 // This library is free software; you can redistribute it and/or
12 // modify it under the terms of the GNU Lesser General Public
13 // License as published by the Free Software Foundation; either
14 // version 2.1 of the License, or (at your option) any later version.
15 //
16 // This library is distributed in the hope that it will be useful,
17 // but WITHOUT ANY WARRANTY; without even the implied warranty of
18 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 // Lesser General Public License for more details.
20 //
21 // You should have received a copy of the GNU Lesser General Public
22 // License along with this library; if not, write to the Free Software
23 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
24 //
25 // You can contact OPeNDAP, Inc. at PO Box 112, Saunderstown, RI. 02874-0112.
26 
27 #include <ServerFunction.h>
28 
29 namespace libdap {
30 
31 class BaseType;
32 class DDS;
33 
34 void function_grid(int argc, BaseType *argv[], DDS &dds, BaseType **btpp) ;
35 
36 class GridFunction: public libdap::ServerFunction {
37 public:
39  {
40  setName("grid");
41  setDescriptionString("Subsets a grid by the values of it's geo-located map variables.");
42  setUsageString("grid(...)");
43  setRole("http://services.opendap.org/dap4/server-side-function/grid");
44  setDocUrl("http://docs.opendap.org/index.php/Server_Side_Processing_Functions#grid");
45  setFunction(libdap::function_grid);
46  setVersion("1.0");
47  }
48  virtual ~GridFunction()
49  {
50  }
51 
52  bool canOperateOn(DDS &dds);
53 };
54 
55 } // libdap namespace
virtual ~GridFunction()
Definition: GridFunction.h:48
bool canOperateOn(DDS &dds)
The passed DDS parameter dds is evaluated to see if it contains Grid objects.
void function_grid(int argc, BaseType *argv[], DDS &, BaseType **btpp)
The grid function uses a set of relational expressions to form a selection within a Grid variable bas...
Definition: GridFunction.cc:81