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/*
* ============LICENSE_START===================================================
* Copyright (c) 2018 Amdocs
* ============================================================================
* 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.
* ============LICENSE_END=====================================================
*/
package org.onap.aai.validation.reader.data;
import java.util.ArrayList;
import java.util.List;
import java.util.Optional;
import org.onap.aai.validation.exception.ValidationServiceException;
import org.onap.aai.validation.reader.EntityReader;
/**
* An A&AI entity.
*/
public class Entity {
private String json;
private String type;
private EntityReader reader;
private List<EntityId> ids = new ArrayList<>();
private Optional<String> resourceVersion = Optional.empty();
private String entityLink;
/**
*
* @param json
* the full entity JSON supplied in the event
* @param entityType
* the entity type
* @param entityLink
* @param entityReader
* an {@link EntityReader}
*/
public Entity(final String json, final String entityType, final String entityLink, final EntityReader entityReader) {
this.json = json;
this.type = entityType;
this.entityLink = entityLink;
this.reader = entityReader;
}
/**
* Get the full entity JSON.
*
* @return the entity JSON
*/
public String getJson() {
return json;
}
/**
* Get the entity type.
*
* @return the entity type
*/
public String getType() {
return type;
}
/**
* Get the entity identifiers. More than one identifier may be provided for composite keys.
*
* @return a list of entity identifiers
* @throws ValidationServiceException
*/
public List<EntityId> getIds() throws ValidationServiceException {
if (ids.isEmpty()) {
ids = reader.getIds(getJson(), getType());
}
return ids;
}
/**
* Get the resource version.
*
* @return the resource version
* @throws ValidationServiceException
*/
public Optional<String> getResourceVersion() throws ValidationServiceException {
if (!resourceVersion.isPresent()) {
resourceVersion = reader.getResourceVersion(getJson());
}
return resourceVersion;
}
/**
* Get the event entity link.
*
* @return the event entity link
*/
public String getEntityLink() {
return entityLink;
}
/**
* Get collection of attributes
*
* @param attributes
* the names of the attributes
* @return an {@link AttributeValues} object containing the attribute values
* @throws ValidationServiceException
*/
public AttributeValues getAttributeValues(List<String> attributes) throws ValidationServiceException {
AttributeValues attributeValues = new AttributeValues();
if (attributes == null || attributes.isEmpty()) {
return attributeValues;
}
for (String attribute : attributes) {
attributeValues.put(attribute, reader.getObject(getJson(), attribute));
}
return attributeValues;
}
@Override
public String toString() {
return json;
}
}
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