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lzj
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+118
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‎csharp/ToolGood.Algorithm2/Operand.cs‎

Lines changed: 118 additions & 51 deletions
Original file line numberDiff line numberDiff line change
@@ -19,18 +19,25 @@ public abstract class Operand : IDisposable
1919
/// False 值
2020
/// </summary>
2121
public static readonly Operand False = Operand.Create(false);
22+
private bool _isError = false;
23+
private string _errorMsg = null;
24+
25+
public Operand() { }
26+
public Operand(string errMsg) { _isError = true; _errorMsg = errMsg; }
27+
28+
2229
/// <summary>
2330
/// 是否为空
2431
/// </summary>
2532
public virtual bool IsNull => false;
2633
/// <summary>
2734
/// 是否出错
2835
/// </summary>
29-
public virtual bool IsError => false;
36+
public virtual bool IsError => _isError;
3037
/// <summary>
3138
/// 错误信息
3239
/// </summary>
33-
public virtual string ErrorMsg => null;
40+
public virtual string ErrorMsg => _errorMsg;
3441
/// <summary>
3542
/// 操作数类型
3643
/// </summary>
@@ -99,7 +106,7 @@ public static Operand Create(int obj)
99106
/// <returns></returns>
100107
public static Operand Create(long obj)
101108
{
102-
return new OperandNumber((double)obj);
109+
return new OperandNumber((double) obj);
103110
}
104111
/// <summary>
105112
/// 创建操作数
@@ -108,7 +115,7 @@ public static Operand Create(long obj)
108115
/// <returns></returns>
109116
public static Operand Create(ushort obj)
110117
{
111-
return new OperandNumber((double)obj);
118+
return new OperandNumber((double) obj);
112119
}
113120
/// <summary>
114121
/// 创建操作数
@@ -117,7 +124,7 @@ public static Operand Create(ushort obj)
117124
/// <returns></returns>
118125
public static Operand Create(uint obj)
119126
{
120-
return new OperandNumber((double)obj);
127+
return new OperandNumber((double) obj);
121128
}
122129
/// <summary>
123130
/// 创建操作数
@@ -126,7 +133,7 @@ public static Operand Create(uint obj)
126133
/// <returns></returns>
127134
public static Operand Create(ulong obj)
128135
{
129-
return new OperandNumber((double)obj);
136+
return new OperandNumber((double) obj);
130137
}
131138
/// <summary>
132139
/// 创建操作数
@@ -135,7 +142,7 @@ public static Operand Create(ulong obj)
135142
/// <returns></returns>
136143
public static Operand Create(float obj)
137144
{
138-
return new OperandNumber((double)obj);
145+
return new OperandNumber((double) obj);
139146
}
140147
/// <summary>
141148
/// 创建操作数
@@ -153,8 +160,8 @@ public static Operand Create(double obj)
153160
/// <returns></returns>
154161
public static Operand Create(decimal obj)
155162
{
156-
return new OperandNumber((double)obj);
157-
}
163+
return new OperandNumber((double) obj);
164+
}
158165
#endregion
159166

160167
/// <summary>
@@ -164,7 +171,8 @@ public static Operand Create(decimal obj)
164171
/// <returns></returns>
165172
public static Operand Create(string obj)
166173
{
167-
if (object.Equals(null, obj)) {
174+
if (object.Equals(null, obj))
175+
{
168176
return Operand.CreateNull();
169177
}
170178
return new OperandString(obj);
@@ -176,11 +184,14 @@ public static Operand Create(string obj)
176184
/// <returns></returns>
177185
public static Operand CreateJson(string txt)
178186
{
179-
if ((txt.StartsWith("{") && txt.EndsWith("}")) || (txt.StartsWith("[") && txt.EndsWith("]"))) {
180-
try {
187+
if ((txt.StartsWith("{") && txt.EndsWith("}")) || (txt.StartsWith("[") && txt.EndsWith("]")))
188+
{
189+
try
190+
{
181191
var json = JsonMapper.ToObject(txt);
182192
return Operand.Create(json);
183-
} catch (Exception) { }
193+
}
194+
catch (Exception) { }
184195
}
185196
return Operand.Error("string to json is error!");
186197
}
@@ -237,7 +248,8 @@ public static Operand Create(List<Operand> obj)
237248
public static Operand Create(ICollection<string> obj)
238249
{
239250
var array = new List<Operand>();
240-
foreach (var item in obj) {
251+
foreach (var item in obj)
252+
{
241253
array.Add(Create(item));
242254
}
243255
return new OperandArray(array);
@@ -250,7 +262,8 @@ public static Operand Create(ICollection<string> obj)
250262
public static Operand Create(ICollection<double> obj)
251263
{
252264
var array = new List<Operand>();
253-
foreach (var item in obj) {
265+
foreach (var item in obj)
266+
{
254267
array.Add(Create(item));
255268
}
256269
return new OperandArray(array);
@@ -263,7 +276,8 @@ public static Operand Create(ICollection<double> obj)
263276
public static Operand Create(ICollection<int> obj)
264277
{
265278
var array = new List<Operand>();
266-
foreach (var item in obj) {
279+
foreach (var item in obj)
280+
{
267281
array.Add(Create(item));
268282
}
269283
return new OperandArray(array);
@@ -276,7 +290,8 @@ public static Operand Create(ICollection<int> obj)
276290
public static Operand Create(ICollection<bool> obj)
277291
{
278292
var array = new List<Operand>();
279-
foreach (var item in obj) {
293+
foreach (var item in obj)
294+
{
280295
array.Add(Create(item));
281296
}
282297
return new OperandArray(array);
@@ -310,13 +325,20 @@ public Operand ToNumber(string errorMessage = null)
310325
if (Type == OperandType.NUMBER) { return this; }
311326
if (IsError) { return this; }
312327
if (Type == OperandType.BOOLEAN) { return Create(BooleanValue ? 1.0 : 0.0); }
313-
if (Type == OperandType.DATE) { return Create((double)DateValue); }
314-
if (Type == OperandType.STRING) {
315-
if (double.TryParse(TextValue, NumberStyles.Any, cultureInfo, out double d)) {
328+
if (Type == OperandType.DATE) { return Create((double) DateValue); }
329+
if (Type == OperandType.STRING)
330+
{
331+
if (double.TryParse(TextValue, NumberStyles.Any, cultureInfo, out double d))
332+
{
316333
return Create(d);
317334
}
318335
}
319-
return Error(errorMessage);
336+
_isError = true;
337+
if (null == _errorMsg)
338+
{
339+
_errorMsg = errorMessage;
340+
}
341+
return this;
320342
}
321343
/// <summary>
322344
/// 转bool类型
@@ -328,14 +350,20 @@ public Operand ToBoolean(string errorMessage = null)
328350
if (Type == OperandType.BOOLEAN) { return this; }
329351
if (IsError) { return this; }
330352
if (Type == OperandType.NUMBER) { return Create(NumberValue != 0); }
331-
if (Type == OperandType.DATE) { return Create(((double)DateValue) != 0); }
332-
if (Type == OperandType.STRING) {
353+
if (Type == OperandType.DATE) { return Create(((double) DateValue) != 0); }
354+
if (Type == OperandType.STRING)
355+
{
333356
if (TextValue.Equals("true", StringComparison.OrdinalIgnoreCase)) { return Create(true); }
334357
if (TextValue.Equals("false", StringComparison.OrdinalIgnoreCase)) { return Create(false); }
335358
if (TextValue.Equals("1", StringComparison.OrdinalIgnoreCase)) { return Create(true); }
336359
if (TextValue.Equals("0", StringComparison.OrdinalIgnoreCase)) { return Create(false); }
337360
}
338-
return Error(errorMessage);
361+
_isError = true;
362+
if (null == _errorMsg)
363+
{
364+
_errorMsg = errorMessage;
365+
}
366+
return this;
339367
}
340368
/// <summary>
341369
/// 转String类型
@@ -350,7 +378,12 @@ public Operand ToText(string errorMessage = null)
350378
if (Type == OperandType.BOOLEAN) { return Create(BooleanValue ? "TRUE" : "FALSE"); }
351379
if (Type == OperandType.DATE) { return Create(DateValue.ToString()); }
352380

353-
return Error(errorMessage);
381+
_isError = true;
382+
if (null == _errorMsg)
383+
{
384+
_errorMsg = errorMessage;
385+
}
386+
return this;
354387
}
355388
/// <summary>
356389
/// 转Date类型
@@ -361,12 +394,18 @@ public Operand ToDate(string errorMessage = null)
361394
{
362395
if (Type == OperandType.DATE) { return this; }
363396
if (IsError) { return this; }
364-
if (Type == OperandType.NUMBER) { return Create((Date)NumberValue); }
365-
if (Type == OperandType.STRING) {
397+
if (Type == OperandType.NUMBER) { return Create((Date) NumberValue); }
398+
if (Type == OperandType.STRING)
399+
{
366400
if (TimeSpan.TryParse(TextValue, cultureInfo, out TimeSpan t)) { return Create(new Date(t)); }
367401
if (DateTime.TryParse(TextValue, cultureInfo, DateTimeStyles.None, out DateTime d)) { return Create(new Date(d)); }
368402
}
369-
return Error(errorMessage);
403+
_isError = true;
404+
if (null == _errorMsg)
405+
{
406+
_errorMsg = errorMessage;
407+
}
408+
return this;
370409
}
371410
/// <summary>
372411
/// 转Json类型
@@ -377,16 +416,25 @@ public Operand ToJson(string errorMessage = null)
377416
{
378417
if (Type == OperandType.JSON) { return this; }
379418
if (IsError) { return this; }
380-
if (Type == OperandType.STRING) {
419+
if (Type == OperandType.STRING)
420+
{
381421
var txt = TextValue;
382-
if ((txt.StartsWith("{") && txt.EndsWith("}")) || (txt.StartsWith("[") && txt.EndsWith("]"))) {
383-
try {
422+
if ((txt.StartsWith("{") && txt.EndsWith("}")) || (txt.StartsWith("[") && txt.EndsWith("]")))
423+
{
424+
try
425+
{
384426
var json = JsonMapper.ToObject(txt);
385427
return Operand.Create(json);
386-
} catch (Exception) { }
428+
}
429+
catch (Exception) { }
387430
}
388431
}
389-
return Error(errorMessage);
432+
_isError = true;
433+
if (null == _errorMsg)
434+
{
435+
_errorMsg = errorMessage;
436+
}
437+
return this;
390438
}
391439
/// <summary>
392440
/// 转Array类型
@@ -397,10 +445,13 @@ public Operand ToArray(string errorMessage = null)
397445
{
398446
if (Type == OperandType.ARRARY) { return this; }
399447
if (IsError) { return this; }
400-
if (Type == OperandType.JSON) {
401-
if (JsonValue.IsArray) {
448+
if (Type == OperandType.JSON)
449+
{
450+
if (JsonValue.IsArray)
451+
{
402452
List<Operand> list = new List<Operand>();
403-
foreach (JsonData v in JsonValue) {
453+
foreach (JsonData v in JsonValue)
454+
{
404455
if (v.IsString)
405456
list.Add(Operand.Create(v.StringValue));
406457
else if (v.IsBoolean)
@@ -415,7 +466,27 @@ public Operand ToArray(string errorMessage = null)
415466
return Create(list);
416467
}
417468
}
418-
return Error(errorMessage);
469+
_isError = true;
470+
if (null == _errorMsg)
471+
{
472+
_errorMsg = errorMessage;
473+
}
474+
return this;
475+
}
476+
477+
/// <summary>
478+
/// 设置失败
479+
/// </summary>
480+
/// <param name="errorMessage"></param>
481+
/// <returns></returns>
482+
public Operand SetError(string errorMessage)
483+
{
484+
_isError = true;
485+
if (null==_errorMsg)
486+
{
487+
_errorMsg = errorMessage;
488+
}
489+
return this;
419490
}
420491

421492
void IDisposable.Dispose() { }
@@ -425,40 +496,40 @@ void IDisposable.Dispose() { }
425496
#region number
426497
public static implicit operator Operand(Int16 obj)
427498
{
428-
return Operand.Create((int)obj);
499+
return Operand.Create((int) obj);
429500
}
430501
public static implicit operator Operand(Int32 obj)
431502
{
432503
return Operand.Create(obj);
433504
}
434505
public static implicit operator Operand(Int64 obj)
435506
{
436-
return Operand.Create((double)obj);
507+
return Operand.Create((double) obj);
437508
}
438509
public static implicit operator Operand(UInt16 obj)
439510
{
440-
return Operand.Create((double)obj);
511+
return Operand.Create((double) obj);
441512
}
442513
public static implicit operator Operand(UInt32 obj)
443514
{
444-
return Operand.Create((double)obj);
515+
return Operand.Create((double) obj);
445516
}
446517
public static implicit operator Operand(UInt64 obj)
447518
{
448-
return Operand.Create((double)obj);
519+
return Operand.Create((double) obj);
449520
}
450521

451522
public static implicit operator Operand(float obj)
452523
{
453-
return Operand.Create((double)obj);
524+
return Operand.Create((double) obj);
454525
}
455526
public static implicit operator Operand(double obj)
456527
{
457528
return Operand.Create(obj);
458529
}
459530
public static implicit operator Operand(decimal obj)
460531
{
461-
return Operand.Create((double)obj);
532+
return Operand.Create((double) obj);
462533
}
463534
#endregion
464535

@@ -499,7 +570,7 @@ public static implicit operator Operand(List<double> obj)
499570
abstract class Operand<T> : Operand
500571
{
501572
public T Value { get; private set; }
502-
public Operand(T obj)
573+
public Operand(T obj):base()
503574
{
504575
Value = obj;
505576
}
@@ -509,7 +580,7 @@ class OperandNumber : Operand<double>
509580
{
510581
public OperandNumber(double obj) : base(obj) { }
511582
public override OperandType Type => OperandType.NUMBER;
512-
public override int IntValue => (int)Value;
583+
public override int IntValue => (int) Value;
513584
public override double NumberValue => Value;
514585
}
515586
class OperandBoolean : Operand<bool>
@@ -545,12 +616,8 @@ public OperandArray(List<Operand> obj) : base(obj) { }
545616
class OperandError : Operand
546617
{
547618
public override OperandType Type => OperandType.ERROR;
548-
public override bool IsError => true;
549-
private string _errorMsg;
550-
public override string ErrorMsg => _errorMsg;
551-
public OperandError(string msg)
619+
public OperandError(string msg):base(msg)
552620
{
553-
_errorMsg = msg;
554621
}
555622
}
556623

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