| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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.apache.airavata.drms.core.deserializer; |
| |
| import org.apache.airavata.datalake.drms.resource.GenericResource; |
| import org.apache.commons.collections.map.HashedMap; |
| import org.neo4j.driver.Record; |
| import org.neo4j.driver.Value; |
| import org.neo4j.driver.internal.InternalNode; |
| import org.neo4j.driver.internal.InternalRecord; |
| import org.neo4j.driver.internal.InternalRelationship; |
| import org.neo4j.driver.types.Node; |
| import org.neo4j.driver.types.Relationship; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| import org.springframework.beans.BeanWrapper; |
| import org.springframework.beans.PropertyAccessorFactory; |
| |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.stream.Collectors; |
| |
| public class GenericResourceDeserializer { |
| public static final Logger LOGGER = LoggerFactory.getLogger(GenericResourceDeserializer.class); |
| |
| public static List<GenericResource> deserializeList(List<Record> neo4jRecords) throws Exception { |
| Map<Long, Node> nodeMap = new HashedMap(); |
| for (Record record : neo4jRecords) { |
| InternalRecord internalRecord = (InternalRecord) record; |
| List<Value> values = internalRecord.values(); |
| if (values.size() > 0) { |
| Map<Long, Node> longNodeMap = values.stream().filter(val -> |
| val.toString().equals("NULL") ? false : true |
| ).collect(Collectors.toMap(val -> val.asNode().id(), |
| Value::asNode, (existing, replacement) -> existing)); |
| nodeMap.putAll(longNodeMap); |
| } |
| } |
| |
| return deriveGenericResourceFromMap(nodeMap); |
| } |
| |
| |
| public static List<GenericResource> deserializeList(List<Record> neo4jRecords, List<String> keyValuePairs) throws Exception { |
| Map<Long, Node> nodeMap = new HashedMap(); |
| Map<Long, Relationship> relationShip = new HashMap<>(); |
| for (Record record : neo4jRecords) { |
| InternalRecord internalRecord = (InternalRecord) record; |
| Map<String, Object> values = internalRecord.asMap(); |
| keyValuePairs.forEach(val -> { |
| String[] keys = val.split(":"); |
| String resource = keys[0]; |
| String relationship = keys[1]; |
| |
| InternalNode resNode = (InternalNode) values.get(resource); |
| InternalRelationship relNode = (InternalRelationship) values.get(relationship); |
| |
| if (resNode != null) { |
| nodeMap.put(resNode.id(), resNode); |
| relationShip.put(resNode.id(), relNode); |
| |
| } |
| }); |
| } |
| |
| return deriveGenericResourceFromMap(nodeMap,relationShip); |
| } |
| |
| |
| public static List<GenericResource> deriveGenericResourceFromMap(Map<Long, Node> nodeMap, Map<Long, Relationship> relationshipMap) throws Exception { |
| return nodeMap.values().stream().map(node -> { |
| GenericResource.Builder genericResourceBuilder = GenericResource.newBuilder(); |
| Iterator<String> iterator = node.labels().iterator(); |
| while (iterator.hasNext()) { |
| genericResourceBuilder.setType(iterator.next()); |
| } |
| for (String field : node.asMap().keySet()) { |
| genericResourceBuilder.putProperties(field, String.valueOf(node.asMap().get(field))); |
| if (field.equals("entityId")) { |
| genericResourceBuilder.setResourceId(String.valueOf(node.asMap().get(field))); |
| } |
| if (field.equals("resourceName") || field.equals("name")) { |
| genericResourceBuilder.setResourceName(String.valueOf(node.asMap().get(field))); |
| } |
| if (field.equals("resourcePath")) { |
| genericResourceBuilder.setResourcePath(String.valueOf(node.asMap().get(field))); |
| } |
| genericResourceBuilder.putProperties("permission", |
| relationshipMap.get(node.id()).asMap().get("permission").toString()); |
| } |
| return genericResourceBuilder.build(); |
| }).collect(Collectors.toList()); |
| |
| } |
| |
| |
| public static List<GenericResource> deriveGenericResourceFromMap(Map<Long, Node> nodeMap) throws Exception { |
| return nodeMap.values().stream().map(node -> { |
| GenericResource.Builder genericResourceBuilder = GenericResource.newBuilder(); |
| Iterator<String> iterator = node.labels().iterator(); |
| while (iterator.hasNext()) { |
| genericResourceBuilder.setType(iterator.next()); |
| } |
| for (String field : node.asMap().keySet()) { |
| genericResourceBuilder.putProperties(field, String.valueOf(node.asMap().get(field))); |
| if (field.equals("entityId")) { |
| genericResourceBuilder.setResourceId(String.valueOf(node.asMap().get(field))); |
| } |
| if (field.equals("resourceName") || field.equals("name")) { |
| genericResourceBuilder.setResourceName(String.valueOf(node.asMap().get(field))); |
| } |
| if (field.equals("resourcePath")) { |
| genericResourceBuilder.setResourcePath(String.valueOf(node.asMap().get(field))); |
| } |
| } |
| return genericResourceBuilder.build(); |
| }).collect(Collectors.toList()); |
| |
| } |
| |
| private static void setObjectFieldsUsingMap(Object target, Map<String, Object> values) { |
| for (String field : values.keySet()) { |
| BeanWrapper beanWrapper = PropertyAccessorFactory.forBeanPropertyAccess(target); |
| beanWrapper.setPropertyValue(field, values.get(field)); |
| } |
| } |
| |
| |
| } |