Mercurial > hg > orthanc
comparison Core/SQLite/FunctionContext.h @ 0:3959d33612cc
initial commit
author | Sebastien Jodogne <s.jodogne@gmail.com> |
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date | Thu, 19 Jul 2012 14:32:22 +0200 |
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children | db4d996ea264 |
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-1:000000000000 | 0:3959d33612cc |
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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 <boost/noncopyable.hpp> | |
24 | |
25 #include "Statement.h" | |
26 | |
27 struct sqlite3_context; | |
28 struct Mem; // This corresponds to the opaque type "sqlite3_value" | |
29 | |
30 namespace Palantir | |
31 { | |
32 namespace SQLite | |
33 { | |
34 class FunctionContext : public boost::noncopyable | |
35 { | |
36 friend class Connection; | |
37 | |
38 private: | |
39 struct sqlite3_context* context_; | |
40 unsigned int argc_; | |
41 struct ::Mem** argv_; | |
42 | |
43 void CheckIndex(unsigned int index) const; | |
44 | |
45 public: | |
46 FunctionContext(struct sqlite3_context* context, | |
47 int argc, | |
48 struct ::Mem** argv); | |
49 | |
50 ColumnType GetColumnType(unsigned int index) const; | |
51 | |
52 unsigned int GetParameterCount() const | |
53 { | |
54 return argc_; | |
55 } | |
56 | |
57 int GetIntValue(unsigned int index) const; | |
58 | |
59 double GetDoubleValue(unsigned int index) const; | |
60 | |
61 std::string GetStringValue(unsigned int index) const; | |
62 | |
63 void SetNullResult(); | |
64 | |
65 void SetIntResult(int value); | |
66 | |
67 void SetDoubleResult(double value); | |
68 | |
69 void SetStringResult(const std::string& str); | |
70 }; | |
71 } | |
72 } |