added TbRelationActionNodes (#1287)
* added TbRelationActionNodes * refactoring RelationActionNodes * update license header * fix TbAssignToCustomerNode * refactoring relation action node * refactoring CreateRelationNode * update license header * refactoring TbCreateRelationNode * refactoring TbCreateRelationNode * refactoring TbCreateRelationNode * update license header * refactoring TbCreateRelationNode & TbAssignToCustomerNode
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				@ -17,9 +17,6 @@ package org.thingsboard.rule.engine.action;
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import lombok.Data;
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/**
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 * Created by igor on 6/1/18.
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 */
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@Data
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public abstract class TbAbstractCustomerActionNodeConfiguration {
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@ -0,0 +1,222 @@
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/**
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 * Copyright © 2016-2018 The Thingsboard Authors
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package org.thingsboard.rule.engine.action;
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import com.google.common.cache.CacheBuilder;
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import com.google.common.cache.CacheLoader;
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import com.google.common.cache.LoadingCache;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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import lombok.AllArgsConstructor;
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import lombok.Data;
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import lombok.extern.slf4j.Slf4j;
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import org.thingsboard.rule.engine.api.TbContext;
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import org.thingsboard.rule.engine.api.TbNode;
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import org.thingsboard.rule.engine.api.TbNodeConfiguration;
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import org.thingsboard.rule.engine.api.TbNodeException;
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import org.thingsboard.rule.engine.api.util.TbNodeUtils;
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import org.thingsboard.rule.engine.util.EntityContainer;
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import org.thingsboard.server.common.data.Customer;
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import org.thingsboard.server.common.data.DashboardInfo;
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import org.thingsboard.server.common.data.Device;
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import org.thingsboard.server.common.data.EntityType;
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import org.thingsboard.server.common.data.EntityView;
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import org.thingsboard.server.common.data.asset.Asset;
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import org.thingsboard.server.common.data.id.EntityId;
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import org.thingsboard.server.common.data.id.EntityIdFactory;
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import org.thingsboard.server.common.data.page.TextPageData;
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import org.thingsboard.server.common.data.page.TextPageLink;
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import org.thingsboard.server.common.data.relation.EntitySearchDirection;
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import org.thingsboard.server.common.msg.TbMsg;
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import org.thingsboard.server.dao.asset.AssetService;
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import org.thingsboard.server.dao.customer.CustomerService;
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import org.thingsboard.server.dao.dashboard.DashboardService;
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import org.thingsboard.server.dao.device.DeviceService;
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import org.thingsboard.server.dao.entityview.EntityViewService;
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import java.util.Optional;
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import java.util.concurrent.TimeUnit;
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import static org.thingsboard.rule.engine.api.TbRelationTypes.FAILURE;
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import static org.thingsboard.rule.engine.api.TbRelationTypes.SUCCESS;
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import static org.thingsboard.rule.engine.api.util.DonAsynchron.withCallback;
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@Slf4j
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public abstract class TbAbstractRelationActionNode<C extends TbAbstractRelationActionNodeConfiguration> implements TbNode {
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    protected C config;
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    protected EntityId fromId;
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    protected EntityId toId;
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    private LoadingCache<Entitykey, EntityContainer> entityIdCache;
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    @Override
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    public void init(TbContext ctx, TbNodeConfiguration configuration) throws TbNodeException {
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        this.config = loadEntityNodeActionConfig(configuration);
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        CacheBuilder cacheBuilder = CacheBuilder.newBuilder();
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        if (this.config.getEntityCacheExpiration() > 0) {
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            cacheBuilder.expireAfterWrite(this.config.getEntityCacheExpiration(), TimeUnit.SECONDS);
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        }
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        entityIdCache = cacheBuilder
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                .build(new EntityCacheLoader(ctx, createEntityIfNotExists()));
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    }
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    @Override
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    public void onMsg(TbContext ctx, TbMsg msg) {
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        withCallback(processEntityRelationAction(ctx, msg),
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                filterResult -> ctx.tellNext(msg, filterResult ? SUCCESS : FAILURE), t -> ctx.tellFailure(msg, t), ctx.getDbCallbackExecutor());
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    }
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    @Override
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    public void destroy() {
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    }
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    private ListenableFuture<Boolean> processEntityRelationAction(TbContext ctx, TbMsg msg) {
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        return Futures.transformAsync(getEntity(ctx, msg), entityContainer -> doProcessEntityRelationAction(ctx, msg, entityContainer));
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    }
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    protected abstract boolean createEntityIfNotExists();
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    protected abstract ListenableFuture<Boolean> doProcessEntityRelationAction(TbContext ctx, TbMsg msg, EntityContainer entityContainer);
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    protected abstract C loadEntityNodeActionConfig(TbNodeConfiguration configuration) throws TbNodeException;
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    protected ListenableFuture<EntityContainer> getEntity(TbContext ctx, TbMsg msg) {
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        String entityName = TbNodeUtils.processPattern(this.config.getEntityNamePattern(), msg.getMetaData());
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        String type = null;
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        if (this.config.getEntityTypePattern() != null) {
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            type = TbNodeUtils.processPattern(this.config.getEntityTypePattern(), msg.getMetaData());
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        }
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        EntityType entityType = EntityType.valueOf(this.config.getEntityType());
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        Entitykey key = new Entitykey(entityName, type, entityType);
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        return ctx.getDbCallbackExecutor().executeAsync(() -> {
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            EntityContainer entityContainer = entityIdCache.get(key);
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            if (entityContainer.getEntityId() == null) {
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                throw new RuntimeException("No entity found with type '" + key.getEntityType() + " ' and name '" + key.getEntityName() + "'.");
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            }
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            return entityContainer;
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        });
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    }
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    protected void processSearchDirection(TbMsg msg, EntityContainer entityContainer) {
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        if (EntitySearchDirection.FROM.name().equals(config.getDirection())) {
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            fromId = EntityIdFactory.getByTypeAndId(entityContainer.getEntityType().name(), entityContainer.getEntityId().toString());
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            toId = msg.getOriginator();
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        } else {
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            toId = EntityIdFactory.getByTypeAndId(entityContainer.getEntityType().name(), entityContainer.getEntityId().toString());
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            fromId = msg.getOriginator();
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        }
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    }
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    @Data
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    @AllArgsConstructor
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    private static class Entitykey {
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        private String entityName;
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        private String type;
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        private EntityType entityType;
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    }
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    private static class EntityCacheLoader extends CacheLoader<Entitykey, EntityContainer> {
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        private final TbContext ctx;
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        private final boolean createIfNotExists;
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        private EntityCacheLoader(TbContext ctx, boolean createIfNotExists) {
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            this.ctx = ctx;
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            this.createIfNotExists = createIfNotExists;
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        }
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        @Override
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        public EntityContainer load(Entitykey key) {
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            return loadEntity(key);
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        }
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        private EntityContainer loadEntity(Entitykey entitykey) {
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            EntityType type = entitykey.getEntityType();
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            EntityContainer targetEntity = new EntityContainer();
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            targetEntity.setEntityType(type);
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            switch (type) {
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                case DEVICE:
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                    DeviceService deviceService = ctx.getDeviceService();
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                    Device device = deviceService.findDeviceByTenantIdAndName(ctx.getTenantId(), entitykey.getEntityName());
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                    if (device != null) {
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                        targetEntity.setEntityId(device.getId());
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                    } else if (createIfNotExists) {
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                        Device newDevice = new Device();
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                        newDevice.setName(entitykey.getEntityName());
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                        newDevice.setType(entitykey.getType());
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                        newDevice.setTenantId(ctx.getTenantId());
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                        Device savedDevice = deviceService.saveDevice(newDevice);
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                        targetEntity.setEntityId(savedDevice.getId());
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                    }
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                    break;
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                case ASSET:
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                    AssetService assetService = ctx.getAssetService();
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                    Asset asset = assetService.findAssetByTenantIdAndName(ctx.getTenantId(), entitykey.getEntityName());
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                    if (asset != null) {
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                        targetEntity.setEntityId(asset.getId());
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                    } else if (createIfNotExists) {
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                        Asset newAsset = new Asset();
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                        newAsset.setName(entitykey.getEntityName());
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                        newAsset.setType(entitykey.getType());
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                        newAsset.setTenantId(ctx.getTenantId());
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                        Asset savedAsset = assetService.saveAsset(newAsset);
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                        targetEntity.setEntityId(savedAsset.getId());
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                    }
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                    break;
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                case CUSTOMER:
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                    CustomerService customerService = ctx.getCustomerService();
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                    Optional<Customer> customerOptional = customerService.findCustomerByTenantIdAndTitle(ctx.getTenantId(), entitykey.getEntityName());
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                    if (customerOptional.isPresent()) {
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                        targetEntity.setEntityId(customerOptional.get().getId());
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                    } else if (createIfNotExists) {
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                        Customer newCustomer = new Customer();
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                        newCustomer.setTitle(entitykey.getEntityName());
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                        newCustomer.setTenantId(ctx.getTenantId());
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                        Customer savedCustomer = customerService.saveCustomer(newCustomer);
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                        targetEntity.setEntityId(savedCustomer.getId());
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                    }
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                    break;
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                case TENANT:
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                    targetEntity.setEntityId(ctx.getTenantId());
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                    break;
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                case ENTITY_VIEW:
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                    EntityViewService entityViewService = ctx.getEntityViewService();
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                    EntityView entityView = entityViewService.findEntityViewByTenantIdAndName(ctx.getTenantId(), entitykey.getEntityName());
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                    if (entityView != null) {
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                        targetEntity.setEntityId(entityView.getId());
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                    }
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                    break;
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                case DASHBOARD:
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                    DashboardService dashboardService = ctx.getDashboardService();
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                    TextPageData<DashboardInfo> dashboardInfoTextPageData = dashboardService.findDashboardsByTenantId(ctx.getTenantId(), new TextPageLink(200, entitykey.getEntityName()));
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                    for (DashboardInfo dashboardInfo : dashboardInfoTextPageData.getData()) {
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                        if (dashboardInfo.getTitle().equals(entitykey.getEntityName())) {
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                            targetEntity.setEntityId(dashboardInfo.getId());
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                        }
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                    }
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                    break;
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                default:
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                    return targetEntity;
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            }
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            return targetEntity;
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        }
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    }
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}
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@ -0,0 +1,32 @@
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/**
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 * Copyright © 2016-2018 The Thingsboard Authors
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package org.thingsboard.rule.engine.action;
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import lombok.Data;
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@Data
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public abstract class TbAbstractRelationActionNodeConfiguration {
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    private String direction;
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    private String relationType;
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    private String entityType;
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    private String entityNamePattern;
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    private String entityTypePattern;
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    private long entityCacheExpiration;
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}
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@ -52,6 +52,10 @@ public class TbAssignToCustomerNode extends TbAbstractCustomerActionNode<TbAssig
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    @Override
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    protected void doProcessCustomerAction(TbContext ctx, TbMsg msg, CustomerId customerId) {
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        processAssign(ctx, msg, customerId);
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    }
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    private void processAssign(TbContext ctx, TbMsg msg, CustomerId customerId) {
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        EntityType originatorType = msg.getOriginator().getEntityType();
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        switch (originatorType) {
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            case DEVICE:
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@ -0,0 +1,156 @@
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/**
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 * Copyright © 2016-2018 The Thingsboard Authors
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 *
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 * Licensed under the Apache License, Version 2.0 (the "License");
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 * you may not use this file except in compliance with the License.
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 * You may obtain a copy of the License at
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 *
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 *     http://www.apache.org/licenses/LICENSE-2.0
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 *
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 * Unless required by applicable law or agreed to in writing, software
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 * distributed under the License is distributed on an "AS IS" BASIS,
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 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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 * See the License for the specific language governing permissions and
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 * limitations under the License.
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 */
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package org.thingsboard.rule.engine.action;
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import com.google.common.util.concurrent.Futures;
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import com.google.common.util.concurrent.ListenableFuture;
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import lombok.extern.slf4j.Slf4j;
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import org.thingsboard.rule.engine.api.RuleNode;
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import org.thingsboard.rule.engine.api.TbContext;
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import org.thingsboard.rule.engine.api.TbNodeConfiguration;
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import org.thingsboard.rule.engine.api.TbNodeException;
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import org.thingsboard.rule.engine.api.util.TbNodeUtils;
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import org.thingsboard.rule.engine.util.EntityContainer;
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import org.thingsboard.server.common.data.id.AssetId;
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import org.thingsboard.server.common.data.id.CustomerId;
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import org.thingsboard.server.common.data.id.DashboardId;
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import org.thingsboard.server.common.data.id.DeviceId;
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import org.thingsboard.server.common.data.id.EntityViewId;
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import org.thingsboard.server.common.data.id.TenantId;
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import org.thingsboard.server.common.data.plugin.ComponentType;
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import org.thingsboard.server.common.data.relation.EntityRelation;
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import org.thingsboard.server.common.data.relation.RelationTypeGroup;
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import org.thingsboard.server.common.msg.TbMsg;
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@Slf4j
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@RuleNode(
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        type = ComponentType.ACTION,
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        name = "create relation",
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        configClazz = TbCreateRelationNodeConfiguration.class,
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        nodeDescription = "Finds target Entity by entity name pattern and (entity type pattern for Asset, Device) and then create a relation to Originator Entity by type and direction." +
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                " If Selected entity type: Asset, Device or Customer will create new Entity if it doesn't exist and 'Create new entity if not exists' is set to true.",
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        nodeDetails = "If the relation already exists or successfully created -  Message send via <b>Success</b> chain, otherwise <b>Failure</b> chain will be used.",
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        uiResources = {"static/rulenode/rulenode-core-config.js"},
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        configDirective = "tbActionNodeCreateRelationConfig",
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        icon = "add_circle"
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)
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public class TbCreateRelationNode extends TbAbstractRelationActionNode<TbCreateRelationNodeConfiguration> {
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    @Override
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    protected TbCreateRelationNodeConfiguration loadEntityNodeActionConfig(TbNodeConfiguration configuration) throws TbNodeException {
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        return TbNodeUtils.convert(configuration, TbCreateRelationNodeConfiguration.class);
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    }
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    @Override
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    protected boolean createEntityIfNotExists() {
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        return config.isCreateEntityIfNotExists();
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    }
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    @Override
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    protected ListenableFuture<Boolean> doProcessEntityRelationAction(TbContext ctx, TbMsg msg, EntityContainer entity) {
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        return createIfAbsent(ctx, msg, entity);
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    }
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		||||
    private ListenableFuture<Boolean> createIfAbsent(TbContext ctx, TbMsg msg, EntityContainer entityContainer) {
 | 
			
		||||
        processSearchDirection(msg, entityContainer);
 | 
			
		||||
        return Futures.transformAsync(ctx.getRelationService().checkRelation(ctx.getTenantId(), fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON),
 | 
			
		||||
                result -> {
 | 
			
		||||
                    if (!result) {
 | 
			
		||||
                        return processCreateRelation(ctx, entityContainer);
 | 
			
		||||
                    }
 | 
			
		||||
                    return Futures.immediateFuture(true);
 | 
			
		||||
                });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processCreateRelation(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        switch (entityContainer.getEntityType()) {
 | 
			
		||||
            case ASSET:
 | 
			
		||||
                return processAsset(ctx, entityContainer);
 | 
			
		||||
            case DEVICE:
 | 
			
		||||
                return processDevice(ctx, entityContainer);
 | 
			
		||||
            case CUSTOMER:
 | 
			
		||||
                return processCustomer(ctx, entityContainer);
 | 
			
		||||
            case DASHBOARD:
 | 
			
		||||
                return processDashboard(ctx, entityContainer);
 | 
			
		||||
            case ENTITY_VIEW:
 | 
			
		||||
                return processView(ctx, entityContainer);
 | 
			
		||||
            case TENANT:
 | 
			
		||||
                return processTenant(ctx, entityContainer);
 | 
			
		||||
        }
 | 
			
		||||
        return Futures.immediateFuture(true);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processView(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getEntityViewService().findEntityViewByIdAsync(ctx.getTenantId(), new EntityViewId(entityContainer.getEntityId().getId())), entityView -> {
 | 
			
		||||
            if (entityView != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processDevice(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getDeviceService().findDeviceByIdAsync(ctx.getTenantId(), new DeviceId(entityContainer.getEntityId().getId())), device -> {
 | 
			
		||||
            if (device != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processAsset(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getAssetService().findAssetByIdAsync(ctx.getTenantId(), new AssetId(entityContainer.getEntityId().getId())), asset -> {
 | 
			
		||||
            if (asset != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processCustomer(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getCustomerService().findCustomerByIdAsync(ctx.getTenantId(), new CustomerId(entityContainer.getEntityId().getId())), customer -> {
 | 
			
		||||
            if (customer != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processDashboard(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getDashboardService().findDashboardByIdAsync(ctx.getTenantId(), new DashboardId(entityContainer.getEntityId().getId())), dashboard -> {
 | 
			
		||||
            if (dashboard != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processTenant(TbContext ctx, EntityContainer entityContainer) {
 | 
			
		||||
        return Futures.transformAsync(ctx.getTenantService().findTenantByIdAsync(ctx.getTenantId(), new TenantId(entityContainer.getEntityId().getId())), tenant -> {
 | 
			
		||||
            if (tenant != null) {
 | 
			
		||||
                return ctx.getRelationService().saveRelationAsync(ctx.getTenantId(), new EntityRelation(fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON));
 | 
			
		||||
            } else {
 | 
			
		||||
                return Futures.immediateFuture(true);
 | 
			
		||||
            }
 | 
			
		||||
        });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
}
 | 
			
		||||
@ -0,0 +1,37 @@
 | 
			
		||||
/**
 | 
			
		||||
 * Copyright © 2016-2018 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.rule.engine.action;
 | 
			
		||||
 | 
			
		||||
import lombok.Data;
 | 
			
		||||
import org.thingsboard.rule.engine.api.NodeConfiguration;
 | 
			
		||||
import org.thingsboard.server.common.data.relation.EntitySearchDirection;
 | 
			
		||||
 | 
			
		||||
@Data
 | 
			
		||||
public class TbCreateRelationNodeConfiguration extends TbAbstractRelationActionNodeConfiguration implements NodeConfiguration<TbCreateRelationNodeConfiguration> {
 | 
			
		||||
 | 
			
		||||
    private boolean createEntityIfNotExists;
 | 
			
		||||
 | 
			
		||||
    @Override
 | 
			
		||||
    public TbCreateRelationNodeConfiguration defaultConfiguration() {
 | 
			
		||||
        TbCreateRelationNodeConfiguration configuration = new TbCreateRelationNodeConfiguration();
 | 
			
		||||
        configuration.setDirection(EntitySearchDirection.FROM.name());
 | 
			
		||||
        configuration.setRelationType("Contains");
 | 
			
		||||
        configuration.setEntityNamePattern("");
 | 
			
		||||
        configuration.setEntityCacheExpiration(300);
 | 
			
		||||
        configuration.setCreateEntityIfNotExists(false);
 | 
			
		||||
        return configuration;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
@ -0,0 +1,74 @@
 | 
			
		||||
/**
 | 
			
		||||
 * Copyright © 2016-2018 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.rule.engine.action;
 | 
			
		||||
 | 
			
		||||
import com.google.common.util.concurrent.Futures;
 | 
			
		||||
import com.google.common.util.concurrent.ListenableFuture;
 | 
			
		||||
import lombok.extern.slf4j.Slf4j;
 | 
			
		||||
import org.thingsboard.rule.engine.api.RuleNode;
 | 
			
		||||
import org.thingsboard.rule.engine.api.TbContext;
 | 
			
		||||
import org.thingsboard.rule.engine.api.TbNodeConfiguration;
 | 
			
		||||
import org.thingsboard.rule.engine.api.TbNodeException;
 | 
			
		||||
import org.thingsboard.rule.engine.api.util.TbNodeUtils;
 | 
			
		||||
import org.thingsboard.rule.engine.util.EntityContainer;
 | 
			
		||||
import org.thingsboard.server.common.data.plugin.ComponentType;
 | 
			
		||||
import org.thingsboard.server.common.data.relation.RelationTypeGroup;
 | 
			
		||||
import org.thingsboard.server.common.msg.TbMsg;
 | 
			
		||||
 | 
			
		||||
@Slf4j
 | 
			
		||||
@RuleNode(
 | 
			
		||||
        type = ComponentType.ACTION,
 | 
			
		||||
        name = "delete relation",
 | 
			
		||||
        configClazz = TbDeleteRelationNodeConfiguration.class,
 | 
			
		||||
        nodeDescription = "Finds target Entity by entity name pattern and then delete a relation to Originator Entity by type and direction.",
 | 
			
		||||
        nodeDetails = "If the relation successfully deleted -  Message send via <b>Success</b> chain, otherwise <b>Failure</b> chain will be used.",
 | 
			
		||||
        uiResources = {"static/rulenode/rulenode-core-config.js"},
 | 
			
		||||
        configDirective = "tbActionNodeDeleteRelationConfig",
 | 
			
		||||
        icon = "remove_circle"
 | 
			
		||||
)
 | 
			
		||||
public class TbDeleteRelationNode extends TbAbstractRelationActionNode<TbDeleteRelationNodeConfiguration> {
 | 
			
		||||
 | 
			
		||||
    @Override
 | 
			
		||||
    protected TbDeleteRelationNodeConfiguration loadEntityNodeActionConfig(TbNodeConfiguration configuration) throws TbNodeException {
 | 
			
		||||
        return TbNodeUtils.convert(configuration, TbDeleteRelationNodeConfiguration.class);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    @Override
 | 
			
		||||
    protected boolean createEntityIfNotExists() {
 | 
			
		||||
        return false;
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    @Override
 | 
			
		||||
    protected ListenableFuture<Boolean> doProcessEntityRelationAction(TbContext ctx, TbMsg msg, EntityContainer entityContainer) {
 | 
			
		||||
        return deleteIfExist(ctx, msg, entityContainer);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> deleteIfExist(TbContext ctx, TbMsg msg, EntityContainer entityContainer) {
 | 
			
		||||
        processSearchDirection(msg, entityContainer);
 | 
			
		||||
        return Futures.transformAsync(ctx.getRelationService().checkRelation(ctx.getTenantId(), fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON),
 | 
			
		||||
                result -> {
 | 
			
		||||
                    if (result) {
 | 
			
		||||
                        return processDeleteRelation(ctx);
 | 
			
		||||
                    }
 | 
			
		||||
                    return Futures.immediateFuture(true);
 | 
			
		||||
                });
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    private ListenableFuture<Boolean> processDeleteRelation(TbContext ctx) {
 | 
			
		||||
        return ctx.getRelationService().deleteRelationAsync(ctx.getTenantId(), fromId, toId, config.getRelationType(), RelationTypeGroup.COMMON);
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
}
 | 
			
		||||
@ -0,0 +1,35 @@
 | 
			
		||||
/**
 | 
			
		||||
 * Copyright © 2016-2018 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.rule.engine.action;
 | 
			
		||||
 | 
			
		||||
import lombok.Data;
 | 
			
		||||
import org.thingsboard.rule.engine.api.NodeConfiguration;
 | 
			
		||||
import org.thingsboard.server.common.data.relation.EntitySearchDirection;
 | 
			
		||||
 | 
			
		||||
@Data
 | 
			
		||||
public class TbDeleteRelationNodeConfiguration extends TbAbstractRelationActionNodeConfiguration implements NodeConfiguration<TbDeleteRelationNodeConfiguration> {
 | 
			
		||||
 | 
			
		||||
 | 
			
		||||
    @Override
 | 
			
		||||
    public TbDeleteRelationNodeConfiguration defaultConfiguration() {
 | 
			
		||||
        TbDeleteRelationNodeConfiguration configuration = new TbDeleteRelationNodeConfiguration();
 | 
			
		||||
        configuration.setDirection(EntitySearchDirection.FROM.name());
 | 
			
		||||
        configuration.setRelationType("Contains");
 | 
			
		||||
        configuration.setEntityNamePattern("");
 | 
			
		||||
        configuration.setEntityCacheExpiration(300);
 | 
			
		||||
        return configuration;
 | 
			
		||||
    }
 | 
			
		||||
}
 | 
			
		||||
@ -0,0 +1,28 @@
 | 
			
		||||
/**
 | 
			
		||||
 * Copyright © 2016-2018 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.rule.engine.util;
 | 
			
		||||
 | 
			
		||||
import lombok.Data;
 | 
			
		||||
import org.thingsboard.server.common.data.EntityType;
 | 
			
		||||
import org.thingsboard.server.common.data.id.EntityId;
 | 
			
		||||
 | 
			
		||||
@Data
 | 
			
		||||
public class EntityContainer {
 | 
			
		||||
 | 
			
		||||
    private EntityId entityId;
 | 
			
		||||
    private EntityType entityType;
 | 
			
		||||
 | 
			
		||||
}
 | 
			
		||||
										
											
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