又一个轮子–QMapper

• 2019 年 10 月 3 日
• 筆記

1 ??

?????????????????????????????????????????????????????Networksocket????WebApiClient?????????Mapper????????Mapper???????????????QMapper??

2 QMapper???

2.1 ????

• ???????????
• ??????????
• ?????????

2.2 ????

• ??????????
• ??????????????
• ???????????????
• ?????Api????

2.3 ????

• PO?VO?DTO????
• PO?VO?DTO???????????
• ????????????PO?VO?DTO????

2.4 ????

var a = new A();    var b = a.AsMap().To<B>();  var b = a.AsMap("Name","Age").To<B>();  var b = a.AsMap().Ignore(item=>item.Id).To<B>();  

3 Benchmark

BenchmarkDotNet=v0.11.5, OS=Windows 10.0.17134.885 (1803/April2018Update/Redstone4)  Intel Core i3-4150 CPU 3.50GHz (Haswell), 1 CPU, 4 logical and 2 physical cores  .NET Core SDK=3.0.100-preview6-012264    [Host]     : .NET Core 3.0.0-preview6-27804-01 (CoreCLR 4.700.19.30373, CoreFX 4.700.19.30308), 64bit RyuJIT    DefaultJob : .NET Core 3.0.0-preview6-27804-01 (CoreCLR 4.700.19.30373, CoreFX 4.700.19.30308), 64bit RyuJIT      |                          Method |           Mean |          Error |        StdDev |         Median |  |-------------------------------- |---------------:|---------------:|--------------:|---------------:|  |                            QMap |       201.0 ns |       4.368 ns |      11.74 ns |       198.2 ns |  |                         EmitMap |       832.6 ns |      42.569 ns |     119.37 ns |       780.7 ns |  | AutoMap_Singleton_Configuration |       428.1 ns |      12.006 ns |      33.86 ns |       415.0 ns |  | AutoMap_Transient_Configuration | 4,694,588.0 ns | 117,854.402 ns | 341,916.99 ns | 4,559,848.4 ns |  

3.1 ?????

AutoMap_Singleton_Configuration?????????????????????????????????IMapper????????????????DI?????????????????IMapper?????????????3??????

3.2 QMap????

QMap????????????????????????????????????????????????????????????????????QMap???????????Expression?????????????????????????????IL??????????????????

4 github???

https://github.com/xljiulang/QMapper
??QMapper???????????????????