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Perf: lazy-loading for ContentPart<TRecord>.Record property

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Content item parts that are not referenced do not need to acquire their data

--HG--
branch : dev
This commit is contained in:
Louis DeJardin
2010-05-16 18:40:15 -07:00
parent 8024deca78
commit 65db8d7f07
4 changed files with 25 additions and 21 deletions
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5
src/Orchard/ContentManagement/ContentPart.cs
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@@ -1,10 +1,13 @@
using Orchard.ContentManagement.Utilities;
namespace Orchard.ContentManagement {
public abstract class ContentPart : IContent {
public virtual ContentItem ContentItem { get; set; }
}
public class ContentPart<TRecord> : ContentPart {
public TRecord Record { get; set; }
public readonly LazyField<TRecord> _record = new LazyField<TRecord>();
public TRecord Record { get { return _record.Value; } set { _record.Value = value; } }
}
}

27
src/Orchard/ContentManagement/Handlers/StorageFilter.cs
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@@ -26,6 +26,16 @@ namespace Orchard.ContentManagement.Handlers {
_repository = repository;
}
protected virtual TRecord GetRecordCore(ContentItemVersionRecord versionRecord) {
return _repository.Get(versionRecord.ContentItemRecord.Id);
}
protected virtual TRecord CreateRecordCore(ContentItemVersionRecord versionRecord, TRecord record) {
record.ContentItemRecord = versionRecord.ContentItemRecord;
_repository.Create(record);
return record;
}
protected override void Activated(ActivatedContentContext context, ContentPart<TRecord> instance) {
if (instance.Record != null) {
throw new InvalidOperationException(string.Format(
@@ -36,23 +46,12 @@ namespace Orchard.ContentManagement.Handlers {
}
protected override void Creating(CreateContentContext context, ContentPart<TRecord> instance) {
instance.Record.ContentItemRecord = context.ContentItemRecord;
_repository.Create(instance.Record);
}
protected virtual TRecord GetRecord(LoadContentContext context) {
return _repository.Get(context.Id);
CreateRecordCore(context.ContentItemVersionRecord, instance.Record);
}
protected override void Loading(LoadContentContext context, ContentPart<TRecord> instance) {
var record = GetRecord(context);
if (record != null) {
instance.Record = record;
}
else {
var createContext = new CreateContentContext(context.ContentItem);
Creating(createContext, instance);
}
var versionRecord = context.ContentItemVersionRecord;
instance._record.Loader(prior => GetRecordCore(versionRecord) ?? CreateRecordCore(versionRecord, prior));
}
protected override void Versioning(VersionContentContext context, ContentPart<TRecord> existing, ContentPart<TRecord> building) {

13
src/Orchard/ContentManagement/Handlers/StorageVersionFilter.cs
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@@ -7,14 +7,15 @@ namespace Orchard.ContentManagement.Handlers {
: base(repository) {
}
protected override TRecord GetRecord(LoadContentContext context) {
return _repository.Get(context.ContentItemVersionRecord.Id);
protected override TRecord GetRecordCore(ContentItemVersionRecord versionRecord) {
return _repository.Get(versionRecord.Id);
}
protected override void Creating(CreateContentContext context, ContentPart<TRecord> instance) {
instance.Record.ContentItemRecord = context.ContentItemRecord;
instance.Record.ContentItemVersionRecord = context.ContentItemVersionRecord;
_repository.Create(instance.Record);
protected override TRecord CreateRecordCore(ContentItemVersionRecord versionRecord, TRecord record) {
record.ContentItemRecord = versionRecord.ContentItemRecord;
record.ContentItemVersionRecord = versionRecord;
_repository.Create(record);
return record;
}
protected override void Versioning(VersionContentContext context, ContentPart<TRecord> existing, ContentPart<TRecord> building) {

1
src/Orchard/Orchard.Framework.csproj
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@@ -152,6 +152,7 @@
<Compile Include="Caching\Weak.cs" />
<Compile Include="ContentManagement\DefaultContentManagerSession.cs" />
<Compile Include="ContentManagement\IContentManagerSession.cs" />
<Compile Include="ContentManagement\Utilities\LazyField.cs" />
<Compile Include="FileSystems\WebSite\WebSiteFolder.cs" />
<Compile Include="FileSystems\AppData\IAppDataFolder.cs" />
<Compile Include="FileSystems\WebSite\IWebSiteFolder.cs" />