forked from pocoproject/poco
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathArray.h
More file actions
106 lines (84 loc) · 2.2 KB
/
Array.h
File metadata and controls
106 lines (84 loc) · 2.2 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
//
// Array.h
//
// $Id$
//
// Library: MongoDB
// Package: MongoDB
// Module: Array
//
// Definition of the Array class.
//
// Copyright (c) 2012, Applied Informatics Software Engineering GmbH.
// and Contributors.
//
// SPDX-License-Identifier: BSL-1.0
//
#ifndef MongoDB_Array_INCLUDED
#define MongoDB_Array_INCLUDED
#include "Poco/NumberFormatter.h"
#include "Poco/MongoDB/MongoDB.h"
#include "Poco/MongoDB/Document.h"
namespace Poco {
namespace MongoDB {
class MongoDB_API Array : public Document
/// Implements the BSON Array
{
public:
typedef SharedPtr<Array> Ptr;
Array();
/// Constructor
virtual ~Array();
/// Destructor
template<typename T>
T get(int pos) const
/// Returns the element on the given index and tries to convert
/// it to the template type. When the element is not found, a
/// NotFoundException will be thrown. When the element can't be
/// converted a BadCastException will be thrown.
{
return Document::get<T>(Poco::NumberFormatter::format(pos));
}
template<typename T>
T get(int pos, const T& def) const
/// Returns the element on the given index and tries to convert
/// it to the template type. When the element is not found, or
/// has the wrong type, the def argument will be returned.
{
return Document::get<T>(Poco::NumberFormatter::format(pos), def);
}
Element::Ptr get(int pos) const;
/// Returns the element on the given index.
/// An empty element will be returned when the element is not found.
template<typename T>
bool isType(int pos)
/// Returns true when the type of the element equals the TypeId of ElementTrait
{
return Document::isType<T>(Poco::NumberFormatter::format(pos));
}
std::string toString(int indent = 0) const;
};
// BSON Embedded Array
// spec: document
template<>
struct ElementTraits<Array::Ptr>
{
enum { TypeId = 0x04 };
static std::string toString(const Array::Ptr& value, int indent = 0)
{
//TODO:
return value.isNull() ? "null" : value->toString(indent);
}
};
template<>
inline void BSONReader::read<Array::Ptr>(Array::Ptr& to)
{
to->read(_reader);
}
template<>
inline void BSONWriter::write<Array::Ptr>(Array::Ptr& from)
{
from->write(_writer);
}
} } // namespace Poco::MongoDB
#endif //MongoDB_Array_INCLUDED