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U4-6202 - cache clearing by object type

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This commit is contained in:
Stephan
2015-01-30 10:51:50 +01:00
parent b7f2152535
commit 010e4edc83
3 changed files with 69 additions and 28 deletions
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30
src/Umbraco.Core/Cache/ObjectCacheRuntimeCacheProvider.cs
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@@ -2,6 +2,7 @@
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Reflection;
using System.Runtime.Caching;
using System.Text.RegularExpressions;
using System.Threading;
@@ -71,6 +72,9 @@ namespace Umbraco.Core.Cache
public virtual void ClearCacheObjectTypes(string typeName)
{
var type = Type.GetType(typeName);
if (type == null) return;
var isInterface = type.IsInterface;
using (new WriteLock(_locker))
{
foreach (var key in MemoryCache
@@ -80,7 +84,10 @@ namespace Umbraco.Core.Cache
// remove null values as well, does not hurt
// get non-created as NonCreatedValue & exceptions as null
var value = GetSafeLazyValue((Lazy<object>)x.Value, true);
return value == null || value.GetType().ToString().InvariantEquals(typeName);
// if T is an interface remove anything that implements that interface
// otherwise remove exact types (not inherited types)
return value == null || (isInterface ? (type.IsInstanceOfType(value)) : (value.GetType() == type));
})
.Select(x => x.Key)
.ToArray()) // ToArray required to remove
@@ -93,6 +100,7 @@ namespace Umbraco.Core.Cache
using (new WriteLock(_locker))
{
var typeOfT = typeof (T);
var isInterface = typeOfT.IsInterface;
foreach (var key in MemoryCache
.Where(x =>
{
@@ -101,14 +109,9 @@ namespace Umbraco.Core.Cache
// get non-created as NonCreatedValue & exceptions as null
var value = GetSafeLazyValue((Lazy<object>)x.Value, true);
//TODO: waiting on a response for this comment: https://github.com/umbraco/Umbraco-CMS/commit/c2db7b2b9b78847a828512818e79492ecc24ac7c#commitcomment-9492329
// until then we will check if 'T' is an interface and if so we will use the 'is' clause,
// otherwise we do an exact match.
return value == null ||
(typeOfT.IsInterface
? (value is T)
: value.GetType() == typeOfT);
// if T is an interface remove anything that implements that interface
// otherwise remove exact types (not inherited types)
return value == null || (isInterface ? (value is T) : (value.GetType() == typeOfT));
})
.Select(x => x.Key)
@@ -122,6 +125,7 @@ namespace Umbraco.Core.Cache
using (new WriteLock(_locker))
{
var typeOfT = typeof(T);
var isInterface = typeOfT.IsInterface;
foreach (var key in MemoryCache
.Where(x =>
{
@@ -131,11 +135,9 @@ namespace Umbraco.Core.Cache
var value = GetSafeLazyValue((Lazy<object>)x.Value, true);
if (value == null) return true;
//TODO: waiting on a response for this comment: https://github.com/umbraco/Umbraco-CMS/commit/c2db7b2b9b78847a828512818e79492ecc24ac7c#commitcomment-9492329
// until then we will check if 'T' is an interface and if so we will use the 'is' clause,
// otherwise we do an exact match.
return ((typeOfT.IsInterface && value is T) || (value.GetType() == typeOfT))
// if T is an interface remove anything that implements that interface
// otherwise remove exact types (not inherited types)
return (isInterface ? (value is T) : (value.GetType() == typeOfT))
&& predicate(x.Key, (T)value);
})
.Select(x => x.Key)