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fix error with null subject in ContextManager removal listener - closes #392

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Luck 2017-07-24 19:42:35 +01:00
parent e42cc101cc
commit d9e5bc9345
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1 changed files with 11 additions and 4 deletions
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15
common/src/main/java/me/lucko/luckperms/common/contexts/ContextManager.java
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@ -25,6 +25,8 @@
package me.lucko.luckperms.common.contexts;
import lombok.NonNull;
import com.github.benmanes.caffeine.cache.Caffeine;
import com.github.benmanes.caffeine.cache.LoadingCache;
import com.github.benmanes.caffeine.cache.RemovalListener;
@ -46,18 +48,23 @@ public abstract class ContextManager<T> {
private final LoadingCache<T, ImmutableContextSet> activeContextCache = Caffeine.newBuilder()
.weakKeys()
.expireAfterWrite(50L, TimeUnit.MILLISECONDS)
.removalListener((RemovalListener<T, ImmutableContextSet>) (t, contextSet, removalCause) -> invalidateContextsCache(t))
.removalListener((RemovalListener<T, ImmutableContextSet>) (t, contextSet, removalCause) -> {
if (t != null) {
invalidateContextsCache(t);
}
})
.build(t -> calculateApplicableContext(t, MutableContextSet.create()).makeImmutable());
private final LoadingCache<T, Contexts> contextsCache = Caffeine.newBuilder()
.weakKeys()
.expireAfterWrite(100L, TimeUnit.MILLISECONDS)
.build(t -> formContexts(t, getApplicableContext(t)));
public ImmutableContextSet getApplicableContext(T subject) {
public ImmutableContextSet getApplicableContext(@NonNull T subject) {
return activeContextCache.get(subject);
}
public Contexts getApplicableContexts(T subject) {
public Contexts getApplicableContexts(@NonNull T subject) {
return contextsCache.get(subject);
}
@ -100,7 +107,7 @@ public abstract class ContextManager<T> {
return accumulator.makeImmutable();
}
public void invalidateCache(T subject){
public void invalidateCache(@NonNull T subject){
activeContextCache.invalidate(subject);
}