-
Notifications
You must be signed in to change notification settings - Fork 1.2k
/
BsonDecimal128.cs
349 lines (302 loc) · 10.9 KB
/
BsonDecimal128.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
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
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
/* Copyright 2016-present MongoDB 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 MongoDB.Bson.IO;
using MongoDB.Shared;
namespace MongoDB.Bson
{
/// <summary>
/// Represents a BSON Decimal128 value.
/// </summary>
/// <seealso cref="MongoDB.Bson.BsonValue" />
[Serializable]
public class BsonDecimal128 : BsonValue, IComparable<BsonDecimal128>, IEquatable<BsonDecimal128>
{
// private fields
private readonly Decimal128 _value;
/// <summary>
/// Initializes a new instance of the <see cref="BsonDecimal128" /> class.
/// </summary>
/// <param name="value">The value.</param>
public BsonDecimal128(Decimal128 value)
{
_value = value;
}
// public properties
/// <inheritdoc />
public override BsonType BsonType
{
get { return BsonType.Decimal128; }
}
/// <inheritdoc />
[Obsolete("Use Value instead.")]
public override object RawValue
{
get { return _value; }
}
/// <summary>
/// Gets the value.
/// </summary>
public Decimal128 Value
{
get { return _value; }
}
// public operators
/// <summary>
/// Converts a Decimal128 to a BsonDecimal128.
/// </summary>
/// <param name="value">A Decimal128.</param>
/// <returns>A BsonDecimal128.</returns>
public static implicit operator BsonDecimal128(Decimal128 value)
{
return new BsonDecimal128(value);
}
/// <summary>
/// Compares two BsonDecimal128 values.
/// </summary>
/// <param name="lhs">The first BsonDecimal128.</param>
/// <param name="rhs">The other BsonDecimal128.</param>
/// <returns>True if the two BsonDecimal128 values are not equal according to ==.</returns>
public static bool operator !=(BsonDecimal128 lhs, BsonDecimal128 rhs)
{
return !(lhs == rhs);
}
/// <summary>
/// Compares two BsonDecimal128 values.
/// </summary>
/// <param name="lhs">The first BsonDecimal128.</param>
/// <param name="rhs">The other BsonDecimal128.</param>
/// <returns>True if the two BsonDecimal128 values are equal according to ==.</returns>
public static bool operator ==(BsonDecimal128 lhs, BsonDecimal128 rhs)
{
if (object.ReferenceEquals(lhs, null)) { return object.ReferenceEquals(rhs, null); }
return lhs.OperatorEqualsImplementation(rhs);
}
// public static methods
/// <summary>
/// Creates a new instance of the BsonDecimal128 class.
/// </summary>
/// <param name="value">An object to be mapped to a BsonDecimal128.</param>
/// <returns>A BsonDecimal128.</returns>
public new static BsonDecimal128 Create(object value)
{
if (value == null)
{
throw new ArgumentNullException("value");
}
return (BsonDecimal128)BsonTypeMapper.MapToBsonValue(value, BsonType.Decimal128);
}
// public methods
/// <summary>
/// Compares this BsonDecimal128 to another BsonDecimal128.
/// </summary>
/// <param name="other">The other BsonDecimal128.</param>
/// <returns>A 32-bit signed integer that indicates whether this BsonDecimal128 is less than, equal to, or greather than the other.</returns>
public int CompareTo(BsonDecimal128 other)
{
if (other == null) { return 1; }
return _value.CompareTo(other._value);
}
/// <inheritdoc />
public override int CompareTo(BsonValue other)
{
if (other == null) { return 1; }
var otherDecimal128 = other as BsonDecimal128;
if (otherDecimal128 != null)
{
return _value.CompareTo(otherDecimal128.Value);
}
var otherInt32 = other as BsonInt32;
if (otherInt32 != null)
{
return _value.CompareTo((Decimal128)otherInt32.Value);
}
var otherInt64 = other as BsonInt64;
if (otherInt64 != null)
{
return _value.CompareTo((Decimal128)otherInt64.Value);
}
var otherDouble = other as BsonDouble;
if (otherDouble != null)
{
return _value.CompareTo((Decimal128)otherDouble.Value);
}
return CompareTypeTo(other);
}
/// <summary>
/// Compares this BsonDecimal128 to another BsonDecimal128.
/// </summary>
/// <param name="rhs">The other BsonDecimal128.</param>
/// <returns>True if the two BsonDecimal128 values are equal.</returns>
public bool Equals(BsonDecimal128 rhs)
{
if (object.ReferenceEquals(rhs, null) || GetType() != rhs.GetType()) { return false; }
return _value.Equals(rhs._value); // use Equals instead of == so NaN is handled correctly
}
/// <inheritdoc />
public override bool Equals(object obj)
{
return Equals(obj as BsonDecimal128); // works even if obj is null or of a different type
}
/// <inheritdoc />
public override int GetHashCode()
{
// see Effective Java by Joshua Bloch
int hash = 17;
hash = 37 * hash + Hasher.GetHashCode(BsonType);
hash = 37 * hash + _value.GetHashCode();
return hash;
}
/// <inheritdoc />
public override bool ToBoolean()
{
return !(Decimal128.IsNaN(_value) || _value.Equals(Decimal128.Zero));
}
/// <inheritdoc />
public override decimal ToDecimal()
{
return Decimal128.ToDecimal(_value);
}
/// <inheritdoc />
public override Decimal128 ToDecimal128()
{
return _value;
}
/// <inheritdoc />
public override double ToDouble()
{
return Decimal128.ToDouble(_value);
}
/// <inheritdoc />
public override int ToInt32()
{
return Decimal128.ToInt32(_value);
}
/// <inheritdoc />
public override long ToInt64()
{
return Decimal128.ToInt64(_value);
}
/// <inheritdoc />
public override string ToString()
{
return JsonConvert.ToString(_value);
}
// protected methods
/// <inheritdoc/>
protected override TypeCode IConvertibleGetTypeCodeImplementation()
{
return TypeCode.Object;
}
/// <inheritdoc/>
protected override bool IConvertibleToBooleanImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToBoolean(provider);
}
/// <inheritdoc/>
protected override byte IConvertibleToByteImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToByte(provider);
}
/// <inheritdoc/>
protected override decimal IConvertibleToDecimalImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToDecimal(provider);
}
/// <inheritdoc/>
protected override double IConvertibleToDoubleImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToDouble(provider);
}
/// <inheritdoc/>
protected override short IConvertibleToInt16Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToInt16(provider);
}
/// <inheritdoc/>
protected override int IConvertibleToInt32Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToInt32(provider);
}
/// <inheritdoc/>
protected override long IConvertibleToInt64Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToInt64(provider);
}
/// <inheritdoc/>
#pragma warning disable 3002
protected override sbyte IConvertibleToSByteImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToSByte(provider);
}
#pragma warning restore
/// <inheritdoc/>
protected override float IConvertibleToSingleImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToSingle(provider);
}
/// <inheritdoc/>
protected override string IConvertibleToStringImplementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToString(provider);
}
/// <inheritdoc/>
#pragma warning disable 3002
protected override ushort IConvertibleToUInt16Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToUInt16(provider);
}
#pragma warning restore
/// <inheritdoc/>
#pragma warning disable 3002
protected override uint IConvertibleToUInt32Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToUInt32(provider);
}
#pragma warning restore
/// <inheritdoc/>
#pragma warning disable 3002
protected override ulong IConvertibleToUInt64Implementation(IFormatProvider provider)
{
return ((IConvertible)_value).ToUInt64(provider);
}
#pragma warning restore
/// <inheritdoc/>
protected override bool OperatorEqualsImplementation(BsonValue rhs)
{
var rhsDecimal128 = rhs as BsonDecimal128;
if (rhsDecimal128 != null)
{
return _value == rhsDecimal128._value; // use == instead of Equals so NaN is handled correctly
}
var rhsInt32 = rhs as BsonInt32;
if (rhsInt32 != null)
{
return _value == (Decimal128)rhsInt32.Value;
}
var rhsInt64 = rhs as BsonInt64;
if (rhsInt64 != null)
{
return _value == (Decimal128)rhsInt64.Value;
}
var rhsDouble = rhs as BsonDouble;
if (rhsDouble != null)
{
return _value == (Decimal128)rhsDouble.Value; // use == instead of Equals so NaN is handled correctly
}
return this.Equals(rhs);
}
}
}