-
Notifications
You must be signed in to change notification settings - Fork 1.2k
/
BsonInt32Serializer.cs
101 lines (92 loc) · 3.31 KB
/
BsonInt32Serializer.cs
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
/* Copyright 2010-2012 10gen Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using MongoDB.Bson.IO;
namespace MongoDB.Bson.Serialization.Serializers
{
/// <summary>
/// Represents a serializer for BsonInt32s.
/// </summary>
public class BsonInt32Serializer : BsonBaseSerializer
{
// private static fields
private static BsonInt32Serializer __instance = new BsonInt32Serializer();
// constructors
/// <summary>
/// Initializes a new instance of the BsonInt32Serializer class.
/// </summary>
public BsonInt32Serializer()
{
}
// public static properties
/// <summary>
/// Gets an instance of the BsonInt32Serializer class.
/// </summary>
public static BsonInt32Serializer Instance
{
get { return __instance; }
}
// public methods
/// <summary>
/// Deserializes an object from a BsonReader.
/// </summary>
/// <param name="bsonReader">The BsonReader.</param>
/// <param name="nominalType">The nominal type of the object.</param>
/// <param name="actualType">The actual type of the object.</param>
/// <param name="options">The serialization options.</param>
/// <returns>An object.</returns>
public override object Deserialize(
BsonReader bsonReader,
Type nominalType,
Type actualType,
IBsonSerializationOptions options)
{
VerifyTypes(nominalType, actualType, typeof(BsonInt32));
var bsonType = bsonReader.GetCurrentBsonType();
switch (bsonType)
{
case BsonType.Int32:
return new BsonInt32(bsonReader.ReadInt32());
default:
var message = string.Format("Cannot deserialize BsonInt32 from BsonType {0}.", bsonType);
throw new FileFormatException(message);
}
}
/// <summary>
/// Serializes an object to a BsonWriter.
/// </summary>
/// <param name="bsonWriter">The BsonWriter.</param>
/// <param name="nominalType">The nominal type.</param>
/// <param name="value">The object.</param>
/// <param name="options">The serialization options.</param>
public override void Serialize(
BsonWriter bsonWriter,
Type nominalType,
object value,
IBsonSerializationOptions options)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
var bsonInt32 = (BsonInt32)value;
bsonWriter.WriteInt32(bsonInt32.Value);
}
}
}