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clear duplicated attribute keys before loading them from cache to avoid NPE

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This commit is contained in:
Andrii Shvaika 2023-04-06 12:59:29 +03:00
parent 34e923422a
commit 672c05d9b7
2 changed files with 5 additions and 0 deletions
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1
dao/src/main/java/org/thingsboard/server/dao/attributes/AttributeUtils.java
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@ -21,6 +21,7 @@ import org.thingsboard.server.dao.exception.IncorrectParameterException;
import org.thingsboard.server.dao.service.Validator;
public class AttributeUtils {
public static void validate(EntityId id, String scope) {
Validator.validateId(id.getId(), "Incorrect id " + id);
Validator.validateString(scope, "Incorrect scope " + scope);

4
dao/src/main/java/org/thingsboard/server/dao/attributes/CachedAttributesService.java
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@ -42,6 +42,7 @@ import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.List;
import java.util.Map;
import java.util.Objects;
@ -123,6 +124,7 @@ public class CachedAttributesService implements AttributesService {
return result;
} catch (Throwable e) {
cacheTransaction.rollback();
log.debug("Could not find attribute from cache: [{}] [{}] [{}]", entityId, scope, attributeKey, e);
throw e;
}
});
@ -132,6 +134,7 @@ public class CachedAttributesService implements AttributesService {
@Override
public ListenableFuture<List<AttributeKvEntry>> find(TenantId tenantId, EntityId entityId, String scope, Collection<String> attributeKeys) {
validate(entityId, scope);
attributeKeys = new LinkedHashSet<>(attributeKeys); // deduplicate the attributes
attributeKeys.forEach(attributeKey -> Validator.validateString(attributeKey, "Incorrect attribute key " + attributeKey));
Map<String, TbCacheValueWrapper<AttributeKvEntry>> wrappedCachedAttributes = findCachedAttributes(entityId, scope, attributeKeys);
@ -170,6 +173,7 @@ public class CachedAttributesService implements AttributesService {
return mergedAttributes;
} catch (Throwable e) {
cacheTransaction.rollback();
log.debug("Could not find attributes from cache: [{}] [{}] [{}]", entityId, scope, notFoundAttributeKeys, e);
throw e;
}
});