Error handling and logging

benchmarks/Query/QueryParserBenchmarks.cs

@@ -9,6 +9,7 @@
 using JsonApiDotNetCore.Services;
 using Microsoft.AspNetCore.Http;
 using Microsoft.AspNetCore.WebUtilities;
+using Microsoft.Extensions.Logging.Abstractions;
 
 namespace Benchmarks.Query
 {
@@ -44,7 +45,7 @@ private static QueryParameterParser CreateQueryParameterDiscoveryForSort(IResour
                 sortService
             };
 
-            return new QueryParameterParser(options, queryStringAccessor, queryServices);
+            return new QueryParameterParser(options, queryStringAccessor, queryServices, NullLoggerFactory.Instance);
         }
 
         private static QueryParameterParser CreateQueryParameterDiscoveryForAll(IResourceGraph resourceGraph,
@@ -65,7 +66,7 @@ private static QueryParameterParser CreateQueryParameterDiscoveryForAll(IResourc
                 omitNullService
             };
 
-            return new QueryParameterParser(options, queryStringAccessor, queryServices);
+            return new QueryParameterParser(options, queryStringAccessor, queryServices, NullLoggerFactory.Instance);
         }
 
         [Benchmark]

benchmarks/Serialization/JsonApiSerializerBenchmarks.cs

@@ -1,5 +1,6 @@
 using System;
 using BenchmarkDotNet.Attributes;
+using JsonApiDotNetCore.Graph;
 using JsonApiDotNetCore.Internal.Contracts;
 using JsonApiDotNetCore.Managers;
 using JsonApiDotNetCore.Query;
@@ -33,7 +34,7 @@ public JsonApiSerializerBenchmarks()
             var resourceObjectBuilder = new ResourceObjectBuilder(resourceGraph, new ResourceObjectBuilderSettings());
 
             _jsonApiSerializer = new ResponseSerializer<BenchmarkResource>(metaBuilderMock.Object, linkBuilderMock.Object,
-                includeBuilderMock.Object, fieldsToSerialize, resourceObjectBuilder);
+                includeBuilderMock.Object, fieldsToSerialize, resourceObjectBuilder, new CamelCaseFormatter());
         }
 
         private static FieldsToSerialize CreateFieldsToSerialize(IResourceGraph resourceGraph)

src/Examples/JsonApiDotNetCoreExample/Controllers/ArticlesController.cs

@@ -6,6 +6,7 @@
 
 namespace JsonApiDotNetCoreExample.Controllers
 {
+    [DisableQuery(StandardQueryStringParameters.Sort | StandardQueryStringParameters.Page)]
     public sealed class ArticlesController : JsonApiController<Article>
     {
         public ArticlesController(

src/Examples/JsonApiDotNetCoreExample/Controllers/TagsController.cs

@@ -6,6 +6,7 @@
 
 namespace JsonApiDotNetCoreExample.Controllers
 {
+    [DisableQuery("skipCache")]
     public sealed class TagsController : JsonApiController<Tag>
     {
         public TagsController(

src/Examples/JsonApiDotNetCoreExample/Controllers/ThrowingResourcesController.cs

@@ -0,0 +1,18 @@
+using JsonApiDotNetCore.Configuration;
+using JsonApiDotNetCore.Controllers;
+using JsonApiDotNetCore.Services;
+using JsonApiDotNetCoreExample.Models;
+using Microsoft.Extensions.Logging;
+
+namespace JsonApiDotNetCoreExample.Controllers
+{
+    public sealed class ThrowingResourcesController : JsonApiController<ThrowingResource>
+    {
+        public ThrowingResourcesController(
+            IJsonApiOptions jsonApiOptions,
+            ILoggerFactory loggerFactory,
+            IResourceService<ThrowingResource> resourceService)
+            : base(jsonApiOptions, loggerFactory, resourceService)
+        { }
+    }
+}

src/Examples/JsonApiDotNetCoreExample/Controllers/TodoItemsCustomController.cs

@@ -1,23 +1,24 @@
 using System.Collections.Generic;
+using System.Net;
 using System.Threading.Tasks;
 using JsonApiDotNetCore.Configuration;
 using JsonApiDotNetCore.Controllers;
+using JsonApiDotNetCore.Exceptions;
 using JsonApiDotNetCore.Models;
 using JsonApiDotNetCore.Services;
 using JsonApiDotNetCoreExample.Models;
 using Microsoft.AspNetCore.Mvc;
-using Microsoft.Extensions.Logging;
 
 namespace JsonApiDotNetCoreExample.Controllers
 {
+    [ApiController]
     [DisableRoutingConvention, Route("custom/route/todoItems")]
     public class TodoItemsCustomController : CustomJsonApiController<TodoItem>
     {
         public TodoItemsCustomController(
             IJsonApiOptions options,
-            IResourceService<TodoItem> resourceService,
-            ILoggerFactory loggerFactory) 
-            : base(options, resourceService, loggerFactory)
+            IResourceService<TodoItem> resourceService) 
+            : base(options, resourceService)
         { }
     }
 
@@ -26,8 +27,7 @@ public class CustomJsonApiController<T>
     {
         public CustomJsonApiController(
             IJsonApiOptions options,
-            IResourceService<T, int> resourceService,
-            ILoggerFactory loggerFactory)
+            IResourceService<T, int> resourceService)
             : base(options, resourceService)
         {
         }
@@ -41,7 +41,7 @@ public class CustomJsonApiController<T, TId>
 
         private IActionResult Forbidden()
         {
-            return new StatusCodeResult(403);
+            return new StatusCodeResult((int)HttpStatusCode.Forbidden);
         }
 
         public CustomJsonApiController(
@@ -68,22 +68,29 @@ public async Task<IActionResult> GetAsync()
         [HttpGet("{id}")]
         public async Task<IActionResult> GetAsync(TId id)
         {
-            var entity = await _resourceService.GetAsync(id);
-
-            if (entity == null)
+            try
+            {
+                var entity = await _resourceService.GetAsync(id);
+                return Ok(entity);
+            }
+            catch (ResourceNotFoundException)
+            {
                 return NotFound();
-
-            return Ok(entity);
+            }
         }
 
         [HttpGet("{id}/relationships/{relationshipName}")]
         public async Task<IActionResult> GetRelationshipsAsync(TId id, string relationshipName)
         {
-            var relationship = _resourceService.GetRelationshipAsync(id, relationshipName);
-            if (relationship == null)
+            try
+            {
+                var relationship = await _resourceService.GetRelationshipsAsync(id, relationshipName);
+                return Ok(relationship);
+            }
+            catch (ResourceNotFoundException)
+            {
                 return NotFound();
-
-            return await GetRelationshipAsync(id, relationshipName);
+            }
         }
 
         [HttpGet("{id}/{relationshipName}")]
@@ -113,12 +120,15 @@ public async Task<IActionResult> PatchAsync(TId id, [FromBody] T entity)
             if (entity == null)
                 return UnprocessableEntity();
 
-            var updatedEntity = await _resourceService.UpdateAsync(id, entity);
-
-            if (updatedEntity == null)
+            try
+            {
+                var updatedEntity = await _resourceService.UpdateAsync(id, entity);
+                return Ok(updatedEntity);
+            }
+            catch (ResourceNotFoundException)
+            {
                 return NotFound();
-
-            return Ok(updatedEntity);
+            }
         }
 
         [HttpPatch("{id}/relationships/{relationshipName}")]
@@ -131,11 +141,7 @@ public async Task<IActionResult> PatchRelationshipsAsync(TId id, string relation
         [HttpDelete("{id}")]
         public async Task<IActionResult> DeleteAsync(TId id)
         {
-            var wasDeleted = await _resourceService.DeleteAsync(id);
-
-            if (!wasDeleted)
-                return NotFound();
-
+            await _resourceService.DeleteAsync(id);
             return NoContent();
         }
     }

src/Examples/JsonApiDotNetCoreExample/Controllers/TodoItemsTestController.cs

@@ -1,6 +1,9 @@
+using System.Net;
+using System.Threading.Tasks;
 using JsonApiDotNetCore.Configuration;
 using JsonApiDotNetCore.Controllers;
 using JsonApiDotNetCore.Models;
+using JsonApiDotNetCore.Models.JsonApiDocuments;
 using JsonApiDotNetCore.Services;
 using JsonApiDotNetCoreExample.Models;
 using Microsoft.AspNetCore.Mvc;
@@ -9,7 +12,7 @@
 namespace JsonApiDotNetCoreExample.Controllers
 {
     public abstract class AbstractTodoItemsController<T> 
-    : JsonApiController<T> where T : class, IIdentifiable<int>
+    : BaseJsonApiController<T> where T : class, IIdentifiable<int>
     {
         protected AbstractTodoItemsController(
             IJsonApiOptions jsonApiOptions,
@@ -19,6 +22,7 @@ protected AbstractTodoItemsController(
         { }
     }
 
+    [DisableRoutingConvention]
     [Route("/abstract")]
     public class TodoItemsTestController : AbstractTodoItemsController<TodoItem>
     {
@@ -28,5 +32,49 @@ public TodoItemsTestController(
             IResourceService<TodoItem> service)
             : base(jsonApiOptions, loggerFactory, service)
         { }
+
+        [HttpGet]
+        public override async Task<IActionResult> GetAsync() => await base.GetAsync();
+
+        [HttpGet("{id}")]
+        public override async Task<IActionResult> GetAsync(int id) => await base.GetAsync(id);
+
+        [HttpGet("{id}/relationships/{relationshipName}")]
+        public override async Task<IActionResult> GetRelationshipsAsync(int id, string relationshipName)
+            => await base.GetRelationshipsAsync(id, relationshipName);
+
+        [HttpGet("{id}/{relationshipName}")]
+        public override async Task<IActionResult> GetRelationshipAsync(int id, string relationshipName)
+            => await base.GetRelationshipAsync(id, relationshipName);
+
+        [HttpPost]
+        public override async Task<IActionResult> PostAsync(TodoItem entity)
+        {
+            await Task.Yield();
+
+            return NotFound(new Error(HttpStatusCode.NotFound)
+            {
+                Title = "NotFound ActionResult with explicit error object."
+            });
+        }
+
+        [HttpPatch("{id}")]
+        public override async Task<IActionResult> PatchAsync(int id, [FromBody] TodoItem entity)
+        {
+            return await base.PatchAsync(id, entity);
+        }
+
+        [HttpPatch("{id}/relationships/{relationshipName}")]
+        public override async Task<IActionResult> PatchRelationshipsAsync(
+            int id, string relationshipName, [FromBody] object relationships)
+            => await base.PatchRelationshipsAsync(id, relationshipName, relationships);
+
+        [HttpDelete("{id}")]
+        public override async Task<IActionResult> DeleteAsync(int id)
+        {
+            await Task.Yield();
+
+            return NotFound();
+        }
     }
 }

src/Examples/JsonApiDotNetCoreExample/Data/AppDbContext.cs

@@ -19,6 +19,7 @@ public sealed class AppDbContext : DbContext
         public DbSet<ArticleTag> ArticleTags { get; set; }
         public DbSet<IdentifiableArticleTag> IdentifiableArticleTags { get; set; }
         public DbSet<Tag> Tags { get; set; }
+        public DbSet<ThrowingResource> ThrowingResources { get; set; }
 
         public AppDbContext(DbContextOptions<AppDbContext> options) : base(options) { }
 

src/Examples/JsonApiDotNetCoreExample/Models/Tag.cs

@@ -1,10 +1,12 @@
+using System.ComponentModel.DataAnnotations;
 using JsonApiDotNetCore.Models;
 
 namespace JsonApiDotNetCoreExample.Models
 {
     public class Tag : Identifiable
     {
         [Attr]
+        [RegularExpression(@"^\W$")]
         public string Name { get; set; }
     }
-}
+}

src/Examples/JsonApiDotNetCoreExample/Models/ThrowingResource.cs

@@ -0,0 +1,29 @@
+using System;
+using System.Diagnostics;
+using System.Linq;
+using JsonApiDotNetCore.Formatters;
+using JsonApiDotNetCore.Models;
+
+namespace JsonApiDotNetCoreExample.Models
+{
+    public sealed class ThrowingResource : Identifiable
+    {
+        [Attr]
+        public string FailsOnSerialize
+        {
+            get
+            {
+                var isSerializingResponse = new StackTrace().GetFrames()
+                    .Any(frame => frame.GetMethod().DeclaringType == typeof(JsonApiWriter));
+
+                if (isSerializingResponse)
+                {
+                    throw new InvalidOperationException($"The value for the '{nameof(FailsOnSerialize)}' property is currently unavailable.");
+                }
+
+                return string.Empty;
+            }
+            set { }
+        }
+    }
+}

src/Examples/JsonApiDotNetCoreExample/Properties/launchSettings.json

@@ -10,20 +10,20 @@
   "profiles": {
     "IIS Express": {
       "commandName": "IISExpress",
-      "launchBrowser": true,
+      "launchBrowser": false,
       "launchUrl": "api/values",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       }
     },
     "JsonApiDotNetCoreExample": {
       "commandName": "Project",
-      "launchBrowser": true,
+      "launchBrowser": false,
       "launchUrl": "http://localhost:5000/api/values",
       "environmentVariables": {
         "ASPNETCORE_ENVIRONMENT": "Development"
       },
       "applicationUrl": "http://localhost:5000/"
     }
   }
-}
+}

src/Examples/JsonApiDotNetCoreExample/Resources/ArticleResource.cs

@@ -1,11 +1,12 @@
 using System.Collections.Generic;
 using System.Linq;
-using System;
-using JsonApiDotNetCore.Internal;
+using System.Net;
+using JsonApiDotNetCore.Exceptions;
 using JsonApiDotNetCore.Models;
 using JsonApiDotNetCore.Hooks;
 using JsonApiDotNetCoreExample.Models;
 using JsonApiDotNetCore.Internal.Contracts;
+using JsonApiDotNetCore.Models.JsonApiDocuments;
 
 namespace JsonApiDotNetCoreExample.Resources
 {
@@ -17,9 +18,13 @@ public override IEnumerable<Article> OnReturn(HashSet<Article> entities, Resourc
         {
             if (pipeline == ResourcePipeline.GetSingle && entities.Single().Name == "Classified")
             {
-                throw new JsonApiException(403, "You are not allowed to see this article!", new UnauthorizedAccessException());
+                throw new JsonApiException(new Error(HttpStatusCode.Forbidden)
+                {
+                    Title = "You are not allowed to see this article."
+                });
             }
-            return entities.Where(t => t.Name != "This should be not be included");
+
+            return entities.Where(t => t.Name != "This should not be included");
         }
     }
 }