cKey
5 years ago
committed by
GitHub
GitHub
32 changed files with 522 additions and 117 deletions
@ -0,0 +1,12 @@ |
|||
<Project Sdk="Microsoft.NET.Sdk"> |
|||
|
|||
<PropertyGroup> |
|||
<TargetFramework>netstandard2.0</TargetFramework> |
|||
<RootNamespace /> |
|||
</PropertyGroup> |
|||
|
|||
<ItemGroup> |
|||
<PackageReference Include="Volo.Abp.Ddd.Domain" Version="3.0.0" /> |
|||
</ItemGroup> |
|||
|
|||
</Project> |
|||
@ -0,0 +1,10 @@ |
|||
using Volo.Abp.Domain; |
|||
using Volo.Abp.Modularity; |
|||
|
|||
namespace LINGYUN.Abp.Domain.Entities.Events |
|||
{ |
|||
[DependsOn(typeof(AbpDddDomainModule))] |
|||
public class AbpDddDomainEntitesEventsModule : AbpModule |
|||
{ |
|||
} |
|||
} |
|||
@ -0,0 +1,151 @@ |
|||
using Microsoft.Extensions.Logging; |
|||
using Microsoft.Extensions.Options; |
|||
using System; |
|||
using System.Collections.Generic; |
|||
using System.Linq; |
|||
using System.Threading.Tasks; |
|||
using Volo.Abp.DependencyInjection; |
|||
using Volo.Abp.Domain.Entities; |
|||
using Volo.Abp.Domain.Entities.Events; |
|||
using Volo.Abp.Domain.Entities.Events.Distributed; |
|||
using Volo.Abp.DynamicProxy; |
|||
using Volo.Abp.EventBus; |
|||
using Volo.Abp.Uow; |
|||
|
|||
namespace LINGYUN.Abp.Domain.Entities.Events |
|||
{ |
|||
[Dependency(Microsoft.Extensions.DependencyInjection.ServiceLifetime.Transient, ReplaceServices = true)] |
|||
[ExposeServices(typeof(IEntityChangeEventHelper), typeof(Volo.Abp.Domain.Entities.Events.EntityChangeEventHelper))] |
|||
[Obsolete("the component will be removed when the abp framework is upgraded to 3.1.0")] |
|||
public class EntityChangeEventHelper : Volo.Abp.Domain.Entities.Events.EntityChangeEventHelper |
|||
{ |
|||
public EntityChangeEventHelper( |
|||
IUnitOfWorkManager unitOfWorkManager, |
|||
IEntityToEtoMapper entityToEtoMapper, |
|||
IOptions<AbpDistributedEntityEventOptions> distributedEntityEventOptions) |
|||
: base(unitOfWorkManager, entityToEtoMapper, distributedEntityEventOptions) |
|||
{ |
|||
} |
|||
|
|||
protected override async Task TriggerEventWithEntity( |
|||
IEventBus eventPublisher, |
|||
Type genericEventType, |
|||
object entityOrEto, |
|||
object originalEntity, |
|||
bool triggerInCurrentUnitOfWork) |
|||
{ |
|||
var entityType = ProxyHelper.UnProxy(entityOrEto).GetType(); |
|||
var eventType = genericEventType.MakeGenericType(entityType); |
|||
var currentUow = UnitOfWorkManager.Current; |
|||
|
|||
if (triggerInCurrentUnitOfWork || currentUow == null) |
|||
{ |
|||
await eventPublisher.PublishAsync( |
|||
eventType, |
|||
Activator.CreateInstance(eventType, entityOrEto) |
|||
); |
|||
|
|||
return; |
|||
} |
|||
|
|||
var eventList = GetEventList(currentUow); |
|||
var isFirstEvent = !eventList.Any(); |
|||
|
|||
eventList.AddUniqueEvent(eventPublisher, eventType, entityOrEto, originalEntity); |
|||
|
|||
/* Register to OnCompleted if this is the first item. |
|||
* Other items will already be in the list once the UOW completes. |
|||
*/ |
|||
if (isFirstEvent) |
|||
{ |
|||
currentUow.OnCompleted( |
|||
async () => |
|||
{ |
|||
foreach (var eventEntry in eventList) |
|||
{ |
|||
try |
|||
{ |
|||
// TODO: abp.io 3.1修复
|
|||
await eventEntry.EventBus.PublishAsync( |
|||
eventEntry.EventType, |
|||
Activator.CreateInstance(eventEntry.EventType, eventEntry.EntityOrEto) |
|||
); |
|||
} |
|||
catch (Exception ex) |
|||
{ |
|||
Logger.LogError( |
|||
$"Caught an exception while publishing the event '{eventType.FullName}' for the entity '{entityOrEto}'"); |
|||
Logger.LogException(ex); |
|||
} |
|||
} |
|||
} |
|||
); |
|||
} |
|||
} |
|||
|
|||
private EntityChangeEventList GetEventList(IUnitOfWork currentUow) |
|||
{ |
|||
return (EntityChangeEventList)currentUow.Items.GetOrAdd( |
|||
"AbpEntityChangeEventList", |
|||
() => new EntityChangeEventList() |
|||
); |
|||
} |
|||
|
|||
private class EntityChangeEventList : List<EntityChangeEventEntry> |
|||
{ |
|||
public void AddUniqueEvent(IEventBus eventBus, Type eventType, object entityOrEto, object originalEntity) |
|||
{ |
|||
var newEntry = new EntityChangeEventEntry(eventBus, eventType, entityOrEto, originalEntity); |
|||
|
|||
//Latest "same" event overrides the previous events.
|
|||
for (var i = 0; i < Count; i++) |
|||
{ |
|||
if (this[i].IsSameEvent(newEntry)) |
|||
{ |
|||
this[i] = newEntry; |
|||
return; |
|||
} |
|||
} |
|||
|
|||
//If this is a "new" event, add to the end
|
|||
Add(newEntry); |
|||
} |
|||
} |
|||
|
|||
private class EntityChangeEventEntry |
|||
{ |
|||
public IEventBus EventBus { get; } |
|||
|
|||
public Type EventType { get; } |
|||
|
|||
public object EntityOrEto { get; } |
|||
|
|||
public object OriginalEntity { get; } |
|||
|
|||
public EntityChangeEventEntry(IEventBus eventBus, Type eventType, object entityOrEto, object originalEntity) |
|||
{ |
|||
EventType = eventType; |
|||
EntityOrEto = entityOrEto; |
|||
OriginalEntity = originalEntity; |
|||
EventBus = eventBus; |
|||
} |
|||
|
|||
public bool IsSameEvent(EntityChangeEventEntry otherEntry) |
|||
{ |
|||
if (EventBus != otherEntry.EventBus || EventType != otherEntry.EventType) |
|||
{ |
|||
return false; |
|||
} |
|||
|
|||
var originalEntityRef = OriginalEntity as IEntity; |
|||
var otherOriginalEntityRef = otherEntry.OriginalEntity as IEntity; |
|||
if (originalEntityRef == null || otherOriginalEntityRef == null) |
|||
{ |
|||
return false; |
|||
} |
|||
|
|||
return EntityHelper.EntityEquals(originalEntityRef, otherOriginalEntityRef); |
|||
} |
|||
} |
|||
} |
|||
} |
|||
Loading…
Reference in new issue