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DATACMNS-1758 - Revert optimizations from DATACMNS-1698.

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We ensure that each EntityCallback retrieval operates on its own List to not share the retrieved callback list with other threads.
This commit is contained in:
Mark Paluch
2020-07-09 14:15:30 +02:00
parent 80299838b3
commit e19bdb8fc4
1 changed files with 4 additions and 34 deletions
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38
src/main/java/org/springframework/data/mapping/callback/EntityCallbackDiscoverer.java
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@@ -19,7 +19,6 @@ import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
@@ -188,7 +187,7 @@ class EntityCallbackDiscoverer {
private Collection<EntityCallback<?>> retrieveEntityCallbacks(ResolvableType entityType, ResolvableType callbackType,
@Nullable CallbackRetriever retriever) {
List<EntityCallback<?>> allCallbacks = null;
List<EntityCallback<?>> allCallbacks = new ArrayList<>();
Set<EntityCallback<?>> callbacks;
Set<String> callbackBeans;
@@ -199,9 +198,8 @@ class EntityCallbackDiscoverer {
for (EntityCallback<?> callback : callbacks) {
if (supportsEvent(callback, entityType, callbackType)) {
if (allCallbacks == null) {
allCallbacks = new ArrayList<>();
if (retriever != null) {
retriever.getEntityCallbacks().add(callback);
}
allCallbacks.add(callback);
}
@@ -214,9 +212,7 @@ class EntityCallbackDiscoverer {
Class<?> callbackImplType = beanFactory.getType(callbackBeanName);
if (callbackImplType == null || supportsEvent(callbackImplType, entityType)) {
EntityCallback<?> callback = beanFactory.getBean(callbackBeanName, EntityCallback.class);
if ((allCallbacks == null || !allCallbacks.contains(callback))
&& supportsEvent(callback, entityType, callbackType)) {
if (!allCallbacks.contains(callback) && supportsEvent(callback, entityType, callbackType)) {
if (retriever != null) {
if (beanFactory.isSingleton(callbackBeanName)) {
retriever.entityCallbacks.add(callback);
@@ -224,10 +220,6 @@ class EntityCallbackDiscoverer {
retriever.entityCallbackBeans.add(callbackBeanName);
}
}
if (allCallbacks == null) {
allCallbacks = new ArrayList<>();
}
allCallbacks.add(callback);
}
}
@@ -238,10 +230,6 @@ class EntityCallbackDiscoverer {
}
}
if (allCallbacks == null) {
return Collections.emptyList();
}
AnnotationAwareOrderComparator.sort(allCallbacks);
if (retriever != null && retriever.entityCallbackBeans.isEmpty()) {
@@ -369,8 +357,6 @@ class EntityCallbackDiscoverer {
private final Set<EntityCallback<?>> entityCallbacks = new LinkedHashSet<>();
private final List<EntityCallback<?>> cachedEntityCallbacks = new ArrayList<>();
private final Set<String> entityCallbackBeans = new LinkedHashSet<>();
private final boolean preFiltered;
@@ -381,22 +367,6 @@ class EntityCallbackDiscoverer {
Collection<EntityCallback<?>> getEntityCallbacks() {
if (this.entityCallbackBeans.isEmpty()) {
if (cachedEntityCallbacks.size() != entityCallbacks.size()) {
List<EntityCallback<?>> entityCallbacks = new ArrayList<>(this.entityCallbacks);
AnnotationAwareOrderComparator.sort(entityCallbacks);
synchronized (cachedEntityCallbacks) {
cachedEntityCallbacks.clear();
cachedEntityCallbacks.addAll(entityCallbacks);
}
}
return cachedEntityCallbacks;
}
List<EntityCallback<?>> allCallbacks = new ArrayList<>(
this.entityCallbacks.size() + this.entityCallbackBeans.size());
allCallbacks.addAll(this.entityCallbacks);