0
|
1 /**
|
|
2 * Palantir - A Lightweight, RESTful DICOM Store
|
|
3 * Copyright (C) 2012 Medical Physics Department, CHU of Liege,
|
|
4 * Belgium
|
|
5 *
|
|
6 * This program is free software: you can redistribute it and/or
|
|
7 * modify it under the terms of the GNU General Public License as
|
|
8 * published by the Free Software Foundation, either version 3 of the
|
|
9 * License, or (at your option) any later version.
|
|
10 *
|
|
11 * This program is distributed in the hope that it will be useful, but
|
|
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
14 * General Public License for more details.
|
|
15 *
|
|
16 * You should have received a copy of the GNU General Public License
|
|
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
18 **/
|
|
19
|
|
20
|
|
21 #pragma once
|
|
22
|
|
23 #include "FunctionContext.h"
|
|
24
|
|
25 namespace Palantir
|
|
26 {
|
|
27 namespace SQLite
|
|
28 {
|
|
29 class IScalarFunction : public boost::noncopyable
|
|
30 {
|
|
31 public:
|
|
32 virtual ~IScalarFunction()
|
|
33 {
|
|
34 }
|
|
35
|
|
36 virtual const char* GetName() const = 0;
|
|
37
|
|
38 virtual unsigned int GetCardinality() const = 0;
|
|
39
|
|
40 virtual void Compute(FunctionContext& context) = 0;
|
|
41 };
|
|
42 }
|
|
43 }
|