2 * ============LICENSE_START=======================================================
4 * ================================================================================
5 * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.openecomp.sdc.be.model.operations.api;
22 import fj.data.Either;
23 import java.util.function.Function;
24 import org.openecomp.sdc.be.dao.graph.datatype.GraphNode;
25 import org.openecomp.sdc.be.dao.graph.datatype.GraphRelation;
26 import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
28 public interface DerivedFromOperation {
31 * @param parentUniqueId the unique id of the object which is the parent of the derived from object
32 * @param derivedFromUniqueId the unique id of the derived from object
33 * @param nodeType the type of the derived from and its parent objects
34 * @return the status of the operation
36 Either<GraphRelation, StorageOperationStatus> addDerivedFromRelation(String parentUniqueId, String derivedFromUniqueId, NodeTypeEnum nodeType);
39 * @param uniqueId the id of the entity of which to fetch its derived from object
40 * @param nodeType the type of the derived from object
41 * @param clazz the class which represent the derived from object
42 * @return the derived from object or error status of operation failed
44 <T extends GraphNode> Either<T, StorageOperationStatus> getDerivedFromChild(String uniqueId, NodeTypeEnum nodeType, Class<T> clazz);
47 * @param uniqueId the id of the entity of which to remove its derived from object
48 * @param derivedFromUniqueId the unique id of the derived from object
49 * @param nodeType the type of the derived from and its parent objects
50 * @return the status of the remove operation. if no derived from relation exists the operation is successful.
52 StorageOperationStatus removeDerivedFromRelation(String uniqueId, String derivedFromUniqueId, NodeTypeEnum nodeType);
55 * Checks whether childCandidateType is derived from parentCandidateType
57 public <T extends GraphNode> Either<Boolean, StorageOperationStatus> isTypeDerivedFrom(String childCandidateType, String parentCandidateType,
58 String currentChildType, NodeTypeEnum capabilitytype,
59 Class<T> clazz, Function<T, String> typeProvider);
62 * Checks whether replacement of oldTypeParent hold in DERIVED FROM with newTypeParent is legal
64 public <T extends GraphNode> StorageOperationStatus isUpdateParentAllowed(String oldTypeParent, String newTypeParent, String childType,
65 NodeTypeEnum capabilitytype, Class<T> clazz,
66 Function<T, String> typeProvider);