├── .gitignore ├── CAAttributes.sln ├── CAAttributes ├── CAAttributes.csproj ├── Program.cs ├── Update.cs └── UpdateProcessor.cs └── LICENSE /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # User-specific files (MonoDevelop/Xamarin Studio) 14 | *.userprefs 15 | 16 | # Mono auto generated files 17 | mono_crash.* 18 | 19 | # Build results 20 | [Dd]ebug/ 21 | [Dd]ebugPublic/ 22 | [Rr]elease/ 23 | [Rr]eleases/ 24 | x64/ 25 | x86/ 26 | [Ww][Ii][Nn]32/ 27 | [Aa][Rr][Mm]/ 28 | [Aa][Rr][Mm]64/ 29 | bld/ 30 | [Bb]in/ 31 | [Oo]bj/ 32 | [Ll]og/ 33 | [Ll]ogs/ 34 | 35 | # Visual Studio 2015/2017 cache/options directory 36 | .vs/ 37 | # Uncomment if you have tasks that create the project's static files in wwwroot 38 | #wwwroot/ 39 | 40 | # Visual Studio 2017 auto generated files 41 | Generated\ Files/ 42 | 43 | # MSTest test Results 44 | [Tt]est[Rr]esult*/ 45 | [Bb]uild[Ll]og.* 46 | 47 | # NUnit 48 | *.VisualState.xml 49 | TestResult.xml 50 | nunit-*.xml 51 | 52 | # Build Results of an ATL Project 53 | [Dd]ebugPS/ 54 | [Rr]eleasePS/ 55 | dlldata.c 56 | 57 | # Benchmark Results 58 | BenchmarkDotNet.Artifacts/ 59 | 60 | # .NET Core 61 | project.lock.json 62 | project.fragment.lock.json 63 | artifacts/ 64 | 65 | # Tye 66 | .tye/ 67 | 68 | # ASP.NET Scaffolding 69 | ScaffoldingReadMe.txt 70 | 71 | # StyleCop 72 | StyleCopReport.xml 73 | 74 | # Files built by Visual Studio 75 | *_i.c 76 | *_p.c 77 | *_h.h 78 | *.ilk 79 | *.meta 80 | *.obj 81 | *.iobj 82 | *.pch 83 | *.pdb 84 | *.ipdb 85 | *.pgc 86 | *.pgd 87 | *.rsp 88 | *.sbr 89 | *.tlb 90 | *.tli 91 | *.tlh 92 | *.tmp 93 | *.tmp_proj 94 | *_wpftmp.csproj 95 | *.log 96 | *.vspscc 97 | *.vssscc 98 | .builds 99 | *.pidb 100 | *.svclog 101 | *.scc 102 | 103 | # Chutzpah Test files 104 | _Chutzpah* 105 | 106 | # Visual C++ cache files 107 | ipch/ 108 | *.aps 109 | *.ncb 110 | *.opendb 111 | *.opensdf 112 | *.sdf 113 | *.cachefile 114 | *.VC.db 115 | *.VC.VC.opendb 116 | 117 | # Visual Studio profiler 118 | *.psess 119 | *.vsp 120 | *.vspx 121 | *.sap 122 | 123 | # Visual Studio Trace Files 124 | *.e2e 125 | 126 | # TFS 2012 Local Workspace 127 | $tf/ 128 | 129 | # Guidance Automation Toolkit 130 | *.gpState 131 | 132 | # ReSharper is a .NET coding add-in 133 | _ReSharper*/ 134 | *.[Rr]e[Ss]harper 135 | *.DotSettings.user 136 | 137 | # TeamCity is a build add-in 138 | _TeamCity* 139 | 140 | # DotCover is a Code Coverage Tool 141 | *.dotCover 142 | 143 | # AxoCover is a Code Coverage Tool 144 | .axoCover/* 145 | !.axoCover/settings.json 146 | 147 | # Coverlet is a free, cross platform Code Coverage Tool 148 | coverage*.json 149 | coverage*.xml 150 | coverage*.info 151 | 152 | # Visual Studio code coverage results 153 | *.coverage 154 | *.coveragexml 155 | 156 | # NCrunch 157 | _NCrunch_* 158 | .*crunch*.local.xml 159 | nCrunchTemp_* 160 | 161 | # MightyMoose 162 | *.mm.* 163 | AutoTest.Net/ 164 | 165 | # Web workbench (sass) 166 | .sass-cache/ 167 | 168 | # Installshield output folder 169 | [Ee]xpress/ 170 | 171 | # DocProject is a documentation generator add-in 172 | DocProject/buildhelp/ 173 | DocProject/Help/*.HxT 174 | DocProject/Help/*.HxC 175 | DocProject/Help/*.hhc 176 | DocProject/Help/*.hhk 177 | DocProject/Help/*.hhp 178 | DocProject/Help/Html2 179 | DocProject/Help/html 180 | 181 | # Click-Once directory 182 | publish/ 183 | 184 | # Publish Web Output 185 | *.[Pp]ublish.xml 186 | *.azurePubxml 187 | # Note: Comment the next line if you want to checkin your web deploy settings, 188 | # but database connection strings (with potential passwords) will be unencrypted 189 | *.pubxml 190 | *.publishproj 191 | 192 | # Microsoft Azure Web App publish settings. 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*.msp 439 | 440 | # Windows shortcuts 441 | *.lnk 442 | 443 | # JetBrains Rider 444 | .idea/ 445 | *.sln.iml 446 | 447 | ## 448 | ## Visual Studio Code 449 | ## 450 | .vscode/* 451 | !.vscode/settings.json 452 | !.vscode/tasks.json 453 | !.vscode/launch.json 454 | !.vscode/extensions.json 455 | -------------------------------------------------------------------------------- /CAAttributes.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.31424.327 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "CAAttributes", "CAAttributes\CAAttributes.csproj", "{0B86A20D-3239-45CB-B86B-DEAC286129A1}" 7 | EndProject 8 | Global 9 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 10 | Debug|Any CPU = Debug|Any CPU 11 | Release|Any CPU = Release|Any CPU 12 | EndGlobalSection 13 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 14 | {0B86A20D-3239-45CB-B86B-DEAC286129A1}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 15 | {0B86A20D-3239-45CB-B86B-DEAC286129A1}.Debug|Any CPU.Build.0 = Debug|Any CPU 16 | {0B86A20D-3239-45CB-B86B-DEAC286129A1}.Release|Any CPU.ActiveCfg = Release|Any CPU 17 | {0B86A20D-3239-45CB-B86B-DEAC286129A1}.Release|Any CPU.Build.0 = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(SolutionProperties) = preSolution 20 | HideSolutionNode = FALSE 21 | EndGlobalSection 22 | GlobalSection(ExtensibilityGlobals) = postSolution 23 | SolutionGuid = {24F790B9-470E-4D58-A4D6-11D4E02E8379} 24 | EndGlobalSection 25 | EndGlobal 26 | -------------------------------------------------------------------------------- /CAAttributes/CAAttributes.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | Exe 5 | net5.0 6 | 7 | 8 | 9 | -------------------------------------------------------------------------------- /CAAttributes/Program.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | using System.Reflection; 4 | 5 | namespace CAAttributes 6 | { 7 | 8 | class Program 9 | { 10 | static void Main(string[] args) 11 | { 12 | //Update[] updates = { 13 | // new Update (1, "security update"), 14 | // new Update (2, "ui enhancements"), 15 | // new Update (3, "No. of bug fixes update"), 16 | // new Update (4, "security update"), 17 | //}; 18 | //UpdateProcessor.Download(updates); 19 | //UpdateProcessor.Install(updates); 20 | // UpdateProcessor.DownloadAndInstall(updates); 21 | 22 | List players = new List 23 | { 24 | new Player 25 | { 26 | Name = "Lionel Messi", 27 | BallControl = 9, 28 | Dribbling = 18, 29 | Passing = 4, 30 | Speed = 85, 31 | Power = 990 32 | }, 33 | new Player 34 | { 35 | Name = "Christiano Ronaldo", 36 | BallControl = 9, 37 | Dribbling = 21, 38 | Passing = 4, 39 | Speed = 110, 40 | Power = 980 41 | }, 42 | new Player 43 | { 44 | Name = "Naymar Jr", 45 | BallControl = 11, 46 | Dribbling = 16, 47 | Passing = 4, 48 | Speed = 85, 49 | Power = 1000 50 | } 51 | }; 52 | var errors = new List(); 53 | foreach (var player in players) 54 | { 55 | var properties = player.GetType().GetProperties(); 56 | foreach (var prop in properties) 57 | { 58 | var skillAttribute = prop.GetCustomAttribute(); 59 | if(skillAttribute is not null) 60 | { 61 | var value = prop.GetValue(player); 62 | if(!skillAttribute.IsValid(value)) 63 | { 64 | errors.Add(new Error(prop.Name, 65 | $"Invalid value Accepted Range is {skillAttribute.Minimum}-{skillAttribute.Maximum}")); 66 | } 67 | } 68 | } 69 | 70 | } 71 | if (errors.Count > 0) 72 | { 73 | foreach (var e in errors) 74 | { 75 | Console.WriteLine(e); 76 | } 77 | } 78 | else 79 | { 80 | Console.WriteLine("players info are valid"); 81 | } 82 | Console.ReadKey(); 83 | } 84 | 85 | } 86 | 87 | public class Player 88 | { 89 | public string Name { get; set; } 90 | 91 | [Skill(nameof(BallControl), 1, 10)] 92 | public int BallControl { get; set; } // 1 - 10 93 | 94 | [Skill(nameof(Dribbling), 1, 20)] 95 | public int Dribbling { get; set; } // 1 - 20 96 | 97 | [Skill(nameof(Power), 1, 1000)] 98 | public int Power { get; set; } // 1 - 1000 99 | 100 | [Skill(nameof(Speed), 1, 100)] 101 | public int Speed { get; set; } // 1 - 100 102 | 103 | [Skill(nameof(Passing), 1, 4)] 104 | public int Passing { get; set; } // 1 - 4 105 | } 106 | 107 | 108 | public class SkillAttribute: Attribute 109 | { 110 | public string Name { get; private set; } 111 | public int Minimum { get; private set; } 112 | public int Maximum { get; private set; } 113 | public SkillAttribute(string name, int minimum, int maximum) 114 | { 115 | Name = name; 116 | Minimum = minimum; 117 | Maximum = maximum; 118 | } 119 | 120 | public bool IsValid (object obj) 121 | { 122 | var value = (int) obj; 123 | return value >= Minimum && value <= Maximum; 124 | } 125 | 126 | 127 | } 128 | 129 | public class Error 130 | { 131 | private string field; 132 | private string details; 133 | 134 | public Error(string field, string details) 135 | { 136 | this.field = field; 137 | this.details = details; 138 | } 139 | 140 | public override string ToString() 141 | { 142 | return $"{{\"{field}\": \"{details}\"}}"; 143 | } 144 | } 145 | } -------------------------------------------------------------------------------- /CAAttributes/Update.cs: -------------------------------------------------------------------------------- 1 | using System.Diagnostics; 2 | 3 | namespace CAAttributes 4 | { 5 | [DebuggerDisplay("No: {no}, Title: {title}")] 6 | class Update 7 | { 8 | private int no; 9 | private string title; 10 | 11 | public Update(int no, string title) 12 | { 13 | this.no = no; 14 | this.title = title; 15 | } 16 | 17 | public override string ToString() 18 | { 19 | return $"{no} - {title}"; // 1 - security update 20 | } 21 | } 22 | } -------------------------------------------------------------------------------- /CAAttributes/UpdateProcessor.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | 3 | namespace CAAttributes 4 | { 5 | class UpdateProcessor 6 | { 7 | 8 | // var attr = new ObsoleteAttribute ("this method will not be supported in the next release consider using DownloadAndInstall() instead"); 9 | 10 | [Obsolete("this method will not be supported in the next release consider using DownloadAndInstall() instead")] 11 | public static void Download(Update[] updates) 12 | { 13 | for (int i = 0; i < updates.Length; i++) 14 | { 15 | Console.WriteLine($"Downloading {updates[i]}"); 16 | System.Threading.Thread.Sleep(750); 17 | } 18 | } 19 | 20 | [Obsolete("this method will not be supported in the next release consider using DownloadAndInstall() instead")] 21 | 22 | public static void Install(Update[] updates) 23 | { 24 | for (int i = 0; i < updates.Length; i++) 25 | { 26 | Console.WriteLine($"Installing {updates[i]}"); 27 | System.Threading.Thread.Sleep(750); 28 | } 29 | } 30 | 31 | public static void DownloadAndInstall(Update[] updates) 32 | { 33 | for (int i = 0; i < updates.Length; i++) 34 | { 35 | Console.WriteLine($"Installing {updates[i]}"); 36 | System.Threading.Thread.Sleep(750); 37 | Console.WriteLine($"Downloading {updates[i]}"); 38 | 39 | } 40 | } 41 | } 42 | } -------------------------------------------------------------------------------- /LICENSE: -------------------------------------------------------------------------------- 1 | MIT License 2 | 3 | Copyright (c) 2021 Metigator 4 | 5 | Permission is hereby granted, free of charge, to any person obtaining a copy 6 | of this software and associated documentation files (the "Software"), to deal 7 | in the Software without restriction, including without limitation the rights 8 | to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 9 | copies of the Software, and to permit persons to whom the Software is 10 | furnished to do so, subject to the following conditions: 11 | 12 | The above copyright notice and this permission notice shall be included in all 13 | copies or substantial portions of the Software. 14 | 15 | THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 16 | IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 17 | FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 18 | AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 19 | LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 20 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 21 | SOFTWARE. 22 | --------------------------------------------------------------------------------