Enable nullable annotations for Volo.Abp.BackgroundWorkers.Hangfire

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo.Abp.BackgroundWorkers.Hangfire.csproj

@@ -5,6 +5,8 @@
 
     <PropertyGroup>
         <TargetFrameworks>netstandard2.0;netstandard2.1;net7.0</TargetFrameworks>
+        <Nullable>enable</Nullable>
+        <WarningsAsErrors>Nullable</WarningsAsErrors>
         <AssemblyName>Volo.Abp.BackgroundWorkers.Hangfire</AssemblyName>
         <PackageId>Volo.Abp.BackgroundWorkers.Hangfire</PackageId>
         <AssetTargetFallback>$(AssetTargetFallback);portable-net45+win8+wp8+wpa81;</AssetTargetFallback>

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/AbpBackgroundWorkersHangfireModule.cs

@@ -38,7 +38,7 @@ public class AbpBackgroundWorkersHangfireModule : AbpModule
         AsyncHelper.RunSync(() => OnPreApplicationInitializationAsync(context));
     }
     
-    private BackgroundJobServer CreateOnlyEnqueueJobServer(IServiceProvider serviceProvider)
+    private BackgroundJobServer? CreateOnlyEnqueueJobServer(IServiceProvider serviceProvider)
     {
         serviceProvider.GetRequiredService<JobStorage>();
         return null;

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerBase.cs

@@ -6,11 +6,11 @@ namespace Volo.Abp.BackgroundWorkers.Hangfire;
 
 public abstract class HangfireBackgroundWorkerBase : BackgroundWorkerBase, IHangfireBackgroundWorker
 {
-    public string RecurringJobId { get; set; }
+    public string? RecurringJobId { get; set; }
 
-    public string CronExpression { get; set; }
+    public string CronExpression { get; set; } = default!;
 
-    public TimeZoneInfo TimeZone { get; set; }
+    public TimeZoneInfo? TimeZone { get; set; }
 
     public string Queue { get; set; }
 

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfireBackgroundWorkerManager.cs

@@ -14,7 +14,7 @@ namespace Volo.Abp.BackgroundWorkers.Hangfire;
 [Dependency(ReplaceServices = true)]
 public class HangfireBackgroundWorkerManager : BackgroundWorkerManager, ISingletonDependency
 {
-    protected AbpHangfireBackgroundJobServer BackgroundJobServer { get; set; }
+    protected AbpHangfireBackgroundJobServer BackgroundJobServer { get; set; } = default!;
     protected IServiceProvider ServiceProvider { get; }
 
     public HangfireBackgroundWorkerManager(IServiceProvider serviceProvider)
@@ -57,7 +57,7 @@ public class HangfireBackgroundWorkerManager : BackgroundWorkerManager, ISinglet
                 var timer = worker.GetType()
                     .GetProperty("Timer", BindingFlags.Instance | BindingFlags.NonPublic)?.GetValue(worker);
 
-                var period = worker is AsyncPeriodicBackgroundWorkerBase ? ((AbpAsyncTimer)timer)?.Period : ((AbpTimer)timer)?.Period;
+                var period = worker is AsyncPeriodicBackgroundWorkerBase ? ((AbpAsyncTimer?)timer)?.Period : ((AbpTimer?)timer)?.Period;
 
                 if (period == null)
                 {
@@ -65,7 +65,7 @@ public class HangfireBackgroundWorkerManager : BackgroundWorkerManager, ISinglet
                 }
 
                 var adapterType = typeof(HangfirePeriodicBackgroundWorkerAdapter<>).MakeGenericType(ProxyHelper.GetUnProxiedType(worker));
-                var workerAdapter = Activator.CreateInstance(adapterType) as IHangfireBackgroundWorker;
+                var workerAdapter = (Activator.CreateInstance(adapterType) as IHangfireBackgroundWorker)!;
 
                 RecurringJob.AddOrUpdate(() => workerAdapter.DoWorkAsync(cancellationToken), GetCron(period.Value), workerAdapter.TimeZone, workerAdapter.Queue);
 

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/HangfirePeriodicBackgroundWorkerAdapter.cs

@@ -14,8 +14,8 @@ public class HangfirePeriodicBackgroundWorkerAdapter<TWorker> : HangfireBackgrou
     public HangfirePeriodicBackgroundWorkerAdapter()
     {
         _doWorkAsyncMethod =
-            typeof(TWorker).GetMethod("DoWorkAsync", BindingFlags.Instance | BindingFlags.NonPublic);
-        _doWorkMethod = typeof(TWorker).GetMethod("DoWork", BindingFlags.Instance | BindingFlags.NonPublic);
+            typeof(TWorker).GetMethod("DoWorkAsync", BindingFlags.Instance | BindingFlags.NonPublic)!;
+        _doWorkMethod = typeof(TWorker).GetMethod("DoWork", BindingFlags.Instance | BindingFlags.NonPublic)!;
     }
 
     public async override Task DoWorkAsync(CancellationToken cancellationToken = default)
@@ -26,7 +26,7 @@ public class HangfirePeriodicBackgroundWorkerAdapter<TWorker> : HangfireBackgrou
         switch (worker)
         {
             case AsyncPeriodicBackgroundWorkerBase asyncPeriodicBackgroundWorker:
-                await (Task)_doWorkAsyncMethod.Invoke(asyncPeriodicBackgroundWorker, new object[] { workerContext });
+                await (Task)(_doWorkAsyncMethod.Invoke(asyncPeriodicBackgroundWorker, new object[] { workerContext })!);
                 break;
             case PeriodicBackgroundWorkerBase periodicBackgroundWorker:
                 _doWorkMethod.Invoke(periodicBackgroundWorker, new object[] { workerContext });

framework/src/Volo.Abp.BackgroundWorkers.Hangfire/Volo/Abp/BackgroundWorkers/Hangfire/IHangfireBackgroundWorker.cs

@@ -6,11 +6,11 @@ namespace Volo.Abp.BackgroundWorkers.Hangfire;
 
 public interface IHangfireBackgroundWorker : IBackgroundWorker
 {
-    string RecurringJobId { get; set; }
+    string? RecurringJobId { get; set; }
 
     string CronExpression { get; set; }
 
-    TimeZoneInfo TimeZone  { get; set; }
+    TimeZoneInfo? TimeZone  { get; set; }
 
     string Queue  { get; set; }