added cache for TBResourceInfo

application/src/main/resources/thingsboard.yml

@@ -497,6 +497,9 @@ cache:
     entityCount:
       timeToLiveInMinutes: "${CACHE_SPECS_ENTITY_COUNT_TTL:1440}"
       maxSize: "${CACHE_SPECS_ENTITY_COUNT_MAX_SIZE:100000}"
+    resourceInfo:
+      timeToLiveInMinutes: "${CACHE_SPECS_RESOURCE_INFO_TTL:1440}"
+      maxSize: "${CACHE_SPECS_USER_SETTINGS_MAX_SIZE:100000}"
 
   # deliberately placed outside 'specs' group above
   notificationRules:

common/cache/src/main/java/org/thingsboard/server/cache/resourceinfo/ResourceInfoCacheKey.java

@@ -0,0 +1,45 @@
+/**
+ * Copyright © 2016-2023 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.cache.resourceinfo;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.EqualsAndHashCode;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+import lombok.RequiredArgsConstructor;
+import org.thingsboard.server.common.data.id.DeviceId;
+import org.thingsboard.server.common.data.id.TbResourceId;
+import org.thingsboard.server.common.data.id.TenantId;
+
+import java.io.Serializable;
+import java.util.UUID;
+
+@Getter
+@EqualsAndHashCode
+@RequiredArgsConstructor
+@Builder
+public class ResourceInfoCacheKey implements Serializable {
+
+    private final TenantId tenantId;
+    private final TbResourceId tbResourceId;
+
+    @Override
+    public String toString() {
+        return tenantId + "_" + tbResourceId;
+    }
+}

common/cache/src/main/java/org/thingsboard/server/cache/resourceinfo/ResourceInfoCaffeineCache.java

@@ -0,0 +1,34 @@
+/**
+ * Copyright © 2016-2023 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.cache.resourceinfo;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.cache.CacheManager;
+import org.springframework.stereotype.Service;
+import org.thingsboard.server.cache.CaffeineTbTransactionalCache;
+import org.thingsboard.server.common.data.CacheConstants;
+import org.thingsboard.server.common.data.TbResourceInfo;
+
+
+@ConditionalOnProperty(prefix = "cache", value = "type", havingValue = "caffeine", matchIfMissing = true)
+@Service("ResourceInfoCache")
+public class ResourceInfoCaffeineCache extends CaffeineTbTransactionalCache<ResourceInfoCacheKey, TbResourceInfo> {
+
+    public ResourceInfoCaffeineCache(CacheManager cacheManager) {
+        super(cacheManager, CacheConstants.RESOURCE_INFO_CACHE);
+    }
+
+}

common/cache/src/main/java/org/thingsboard/server/cache/resourceinfo/ResourceInfoEvictEvent.java

@@ -0,0 +1,23 @@
+/**
+ * Copyright © 2016-2023 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.cache.resourceinfo;
+
+import lombok.Data;
+
+@Data
+public class ResourceInfoEvictEvent {
+    private final ResourceInfoCacheKey key;
+}

common/cache/src/main/java/org/thingsboard/server/cache/resourceinfo/ResourceInfoRedisCache.java

@@ -0,0 +1,35 @@
+/**
+ * Copyright © 2016-2023 The Thingsboard Authors
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.thingsboard.server.cache.resourceinfo;
+
+import org.springframework.boot.autoconfigure.condition.ConditionalOnProperty;
+import org.springframework.data.redis.connection.RedisConnectionFactory;
+import org.springframework.stereotype.Service;
+import org.thingsboard.server.cache.CacheSpecsMap;
+import org.thingsboard.server.cache.RedisTbTransactionalCache;
+import org.thingsboard.server.cache.TBRedisCacheConfiguration;
+import org.thingsboard.server.cache.TbFSTRedisSerializer;
+import org.thingsboard.server.common.data.CacheConstants;
+import org.thingsboard.server.common.data.TbResourceInfo;
+
+@ConditionalOnProperty(prefix = "cache", value = "type", havingValue = "redis")
+@Service("ResourceInfoCache")
+public class ResourceInfoRedisCache extends RedisTbTransactionalCache<ResourceInfoCacheKey, TbResourceInfo> {
+
+    public ResourceInfoRedisCache(TBRedisCacheConfiguration configuration, CacheSpecsMap cacheSpecsMap, RedisConnectionFactory connectionFactory) {
+        super(CacheConstants.RESOURCE_INFO_CACHE, cacheSpecsMap, connectionFactory, configuration, new TbFSTRedisSerializer<>());
+    }
+}

common/data/src/main/java/org/thingsboard/server/common/data/CacheConstants.java

@@ -44,4 +44,5 @@ public class CacheConstants {
     public static final String USER_SETTINGS_CACHE = "userSettings";
     public static final String DASHBOARD_TITLES_CACHE = "dashboardTitles";
     public static final String ENTITY_COUNT_CACHE = "entityCount";
+    public static final String RESOURCE_INFO_CACHE = "resourceInfo";
 }

dao/src/main/java/org/thingsboard/server/dao/resource/BaseResourceService.java

@@ -20,7 +20,10 @@ import lombok.AllArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.hibernate.exception.ConstraintViolationException;
 import org.springframework.stereotype.Service;
+import org.springframework.transaction.event.TransactionalEventListener;
+import org.thingsboard.server.cache.resourceinfo.ResourceInfoEvictEvent;
 import org.thingsboard.server.common.data.EntityType;
+import org.thingsboard.server.cache.resourceinfo.ResourceInfoCacheKey;
 import org.thingsboard.server.common.data.ResourceType;
 import org.thingsboard.server.common.data.TbResource;
 import org.thingsboard.server.common.data.TbResourceInfo;
@@ -31,6 +34,7 @@ import org.thingsboard.server.common.data.id.TbResourceId;
 import org.thingsboard.server.common.data.id.TenantId;
 import org.thingsboard.server.common.data.page.PageData;
 import org.thingsboard.server.common.data.page.PageLink;
+import org.thingsboard.server.dao.entity.AbstractCachedEntityService;
 import org.thingsboard.server.dao.exception.DataValidationException;
 import org.thingsboard.server.dao.service.DataValidator;
 import org.thingsboard.server.dao.service.PaginatedRemover;
@@ -45,7 +49,7 @@ import static org.thingsboard.server.dao.service.Validator.validateId;
 @Service("TbResourceDaoService")
 @Slf4j
 @AllArgsConstructor
-public class BaseResourceService implements ResourceService {
+public class BaseResourceService extends AbstractCachedEntityService<ResourceInfoCacheKey, TbResourceInfo, ResourceInfoEvictEvent> implements ResourceService {
 
     public static final String INCORRECT_RESOURCE_ID = "Incorrect resourceId ";
     private final TbResourceDao resourceDao;
@@ -55,10 +59,12 @@ public class BaseResourceService implements ResourceService {
     @Override
     public TbResource saveResource(TbResource resource) {
         resourceValidator.validate(resource, TbResourceInfo::getTenantId);
-
         try {
-            return resourceDao.save(resource.getTenantId(), resource);
+            TbResource saved = resourceDao.save(resource.getTenantId(), resource);
+            publishEvictEvent(new ResourceInfoEvictEvent(new ResourceInfoCacheKey(resource.getTenantId(), resource.getId())));
+            return saved;
         } catch (Exception t) {
+            publishEvictEvent(new ResourceInfoEvictEvent(new ResourceInfoCacheKey(resource.getTenantId(), resource.getId())));
             ConstraintViolationException e = extractConstraintViolationException(t).orElse(null);
             if (e != null && e.getConstraintName() != null && e.getConstraintName().equalsIgnoreCase("resource_unq_key")) {
                 String field = ResourceType.LWM2M_MODEL.equals(resource.getResourceType()) ? "resourceKey" : "fileName";
@@ -86,7 +92,9 @@ public class BaseResourceService implements ResourceService {
     public TbResourceInfo findResourceInfoById(TenantId tenantId, TbResourceId resourceId) {
         log.trace("Executing findResourceInfoById [{}] [{}]", tenantId, resourceId);
         Validator.validateId(resourceId, INCORRECT_RESOURCE_ID + resourceId);
-        return resourceInfoDao.findById(tenantId, resourceId.getId());
+
+        return cache.getAndPutInTransaction(new ResourceInfoCacheKey(tenantId, resourceId),
+                () -> resourceInfoDao.findById(tenantId, resourceId.getId()), true);
     }
 
     @Override
@@ -169,13 +177,9 @@ public class BaseResourceService implements ResourceService {
                 }
             };
 
-    protected Optional<ConstraintViolationException> extractConstraintViolationException(Exception t) {
+    @TransactionalEventListener(classes = ResourceInfoCacheKey.class)
-        if (t instanceof ConstraintViolationException) {
+    @Override
-            return Optional.of((ConstraintViolationException) t);
+    public void handleEvictEvent(ResourceInfoEvictEvent event) {
-        } else if (t.getCause() instanceof ConstraintViolationException) {
+        cache.evict(event.getKey());
-            return Optional.of((ConstraintViolationException) (t.getCause()));
-        } else {
-            return Optional.empty();
-        }
     }
 }