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Ensure consistency between the cache state and cached data in DefaultReflectorFactory. #3492

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Ensure consistency between the cache state and cached data in DefaultReflectorFactory. #3492

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6 changes: 5 additions & 1 deletion src/main/java/org/apache/ibatis/reflection/DefaultReflectorFactory.java
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Original file line number Diff line number Diff line change
Expand Up @@ -20,7 +20,7 @@
import java.util.concurrent.ConcurrentMap;

public class DefaultReflectorFactory implements ReflectorFactory {
private boolean classCacheEnabled = true;
private volatile boolean classCacheEnabled = true;
private final ConcurrentMap<Type, Reflector> reflectorMap = new ConcurrentHashMap<>();

public DefaultReflectorFactory() {
Expand All @@ -33,6 +33,10 @@ public boolean isClassCacheEnabled() {

@Override
public void setClassCacheEnabled(boolean classCacheEnabled) {
boolean previous = this.classCacheEnabled;
if (previous != classCacheEnabled) {
reflectorMap.clear();
}
this.classCacheEnabled = classCacheEnabled;
}

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