forked from CsharpDatabase/CsharpSQLite
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathSQLiteParameter.cs
More file actions
executable file
·173 lines (157 loc) · 4 KB
/
SQLiteParameter.cs
File metadata and controls
executable file
·173 lines (157 loc) · 4 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
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
//
// System.Data.SQLite.SqliteParameter.cs
//
// Represents a parameter to a SqliteCommand, and optionally, its mapping to
// DataSet columns.
//
// Author(s): Vladimir Vukicevic <[email protected]>
// Everaldo Canuto <[email protected]>
//
// Copyright (C) 2002 Vladimir Vukicevic
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
using System;
using System.Data;
using System.Data.Common;
namespace System.Data.SQLite
{
public class SQLiteParameter : DbParameter
{
#region Fields
private string name;
private DbType type;
private DbType originalType;
private bool typeSet;
private string source_column;
private ParameterDirection direction;
private DataRowVersion row_version;
private object param_value;
private byte precision;
private byte scale;
private int size;
private bool isNullable;
private bool sourceColumnNullMapping;
#endregion
#region Constructors and destructors
public SQLiteParameter()
{
type = DbType.String;
direction = ParameterDirection.Input;
isNullable = true;
}
public SQLiteParameter(string name, DbType type)
{
this.name = name;
this.type = type;
isNullable = true;
}
public SQLiteParameter(string name, object value)
{
this.name = name;
type = DbType.String;
param_value = value;
direction = ParameterDirection.Input;
isNullable = true;
}
public SQLiteParameter(string name, DbType type, int size) : this (name, type)
{
this.size = size;
}
public SQLiteParameter(string name, DbType type, int size, string src_column) : this (name ,type, size)
{
source_column = src_column;
}
#endregion
#region Properties
public override DbType DbType
{
get { return type; }
set
{
if(!typeSet)
{
originalType = type;
typeSet = true;
}
type = value;
if(!typeSet)
originalType = type;
}
}
public override ParameterDirection Direction
{
get { return direction; }
set { direction = value; }
}
public override bool IsNullable
{
get { return isNullable; }
set { isNullable = value; }
}
public override string ParameterName
{
get { return name; }
set { name = value; }
}
public byte Precision
{
get { return precision; }
set { precision = value; }
}
public byte Scale
{
get { return scale; }
set { scale = value; }
}
public override int Size
{
get { return size; }
set { size = value; }
}
public override string SourceColumn
{
get { return source_column; }
set { source_column = value; }
}
public override bool SourceColumnNullMapping
{
get { return sourceColumnNullMapping; }
set { sourceColumnNullMapping = value; }
}
public override DataRowVersion SourceVersion
{
get { return row_version; }
set { row_version = value; }
}
public override object Value
{
get { return param_value; }
set { param_value = value; }
}
#endregion
#region methods
public override void ResetDbType()
{
type = originalType;
}
#endregion
}
}